What are the specialized nerve endings at the end of the sensory neurons is called?

What are the specialized nerve endings at the end of the sensory neurons is called?
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The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of acetylcholine released from motor nerve endings to a wider area activating neighbouring receptors C. Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Description : The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of ... Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Last Answer : D. All of the above

The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of acetylcholine released from motor nerve endings to a wider area activating neighbouring receptors C. Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Description : The mechanism by which neostigmine improves contraction of myasthenic muscle involves: A. Repetitive binding of the acetylcholine molecules to the same receptors at the muscle endplate B. Diffusion of ... Activation of motor end-plate receptors by neostigmine molecules themselves D. All of the above

Last Answer : D. All of the above

What parts of the digestive tract contain nerve endings?

Description : What parts of the digestive tract contain nerve endings?

Last Answer : All of them, to my knowledge. Or do you mean specifically sensory ones?

How do signals from nerve endings retain information about their origins as they travel to the brain?

Description : How do signals from nerve endings retain information about their origins as they travel to the brain?

Last Answer : Harp. The answer is in the later part of your question. Each nerve has a dedicated line of transmission from the periphery to the brain. The signals travel fast owing to the fact that ... nerve ultimately signals to a specific part of the brain, which allows you to discriminate various sensations.

Is there a lot of nerve endings in the rectum?

Last Answer : I can't determine how much is a lot and how little is already, but believe me, there are a lot of them.

Which of the following statement(s) is/are true concerning the neuroendocrine responses to shock? a. Sympathetic nerve endings release epinephrine which is responsible for greater than 80% of systemic vascular resistance b. Endogenous epinephrine is the primary contributor to systemic vascular resistance c. Increased pancreatic secretion of glucagon contributes to glucose intolerance associated with injury and sepsis d. The renin-angiotensin axis further augments the sympathetic-mediated vasoconstriction

Description : Which of the following statement(s) is/are true concerning the neuroendocrine responses to shock? a. Sympathetic nerve endings release epinephrine which is responsible for greater than 80% ... injury and sepsis d. The renin-angiotensin axis further augments the sympathetic-mediated vasoconstriction

Last Answer : Answer: c, d The neuroendocrine response to shock attempts to achieve restoration of effective blood volume, mobilization of metabolic substrates, and maintenance of central ... . Angiotensin II is an extremely effective vasoconstrictor that further augments sympathetic-mediated vasoconstriction

A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is (a) Ephedrine (b) Dopamine (c) Isoprenaline (d) Tyramine

Description : A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is (a) Ephedrine (b) Dopamine (c) Isoprenaline (d) Tyramine

Last Answer : Ans: D

Tyramine induces release of noradrenaline from adrenergic nerve endings (a) By depolarizing the axonal membrane (b) By mobilizing Ca2+ (c) By a nonexocytotic process (d) Only in the presence of MAO inhibitors

Description : Tyramine induces release of noradrenaline from adrenergic nerve endings (a) By depolarizing the axonal membrane (b) By mobilizing Ca2+ (c) By a nonexocytotic process (d) Only in the presence of MAO inhibitors

Last Answer : Ans: C

Drugs that block the a receptor on effector cells at adrenergic nerve endings (a) Antagonize the effects of isoproterenol on the heart rate (b) Antagonize some of the effects of epinephrine on the blood pressure (c) Antagonize the effects of epinephrine on adenylyl cyclase (d) Cause mydriasis (e) Decreases blood glucose levels

Description : Drugs that block the a receptor on effector cells at adrenergic nerve endings (a) Antagonize the effects of isoproterenol on the heart rate (b) Antagonize some of the effects of epinephrine on ... the effects of epinephrine on adenylyl cyclase (d) Cause mydriasis (e) Decreases blood glucose levels

Last Answer : Ans: B

The following are neurotransmitters at the autonomic post-ganglionic nerve endings: a. GABA b. noradrenaline c. acetylcholine d. 5 HT

Description : The following are neurotransmitters at the autonomic post-ganglionic nerve endings: a. GABA b. noradrenaline c. acetylcholine d. 5 HT

Last Answer : acetylcholine

The pain sensation a. arises from stimulation of free nerve endings b. is transmitted to the central nervous system by unmyelinated C fibres c. is transmitted to the brain via the spinothalamic tracts d. all above

Description : The pain sensation a. arises from stimulation of free nerve endings b. is transmitted to the central nervous system by unmyelinated C fibres c. is transmitted to the brain via the spinothalamic tracts d. all above

Last Answer : all above

The pain sensation a. arises from stimulation of free nerve endings b. is transmitted to the central nervous system by unmyelinated C fibres c. is transmitted to the brain via the spinothalamic tracts d. is reduced by local anaesthetics through reduction of the potassium influx into the nerve fibres

Description : The pain sensation a. arises from stimulation of free nerve endings b. is transmitted to the central nervous system by unmyelinated C fibres c. is transmitted to the brain via the ... d. is reduced by local anaesthetics through reduction of the potassium influx into the nerve fibres

Last Answer : is transmitted to the brain via the spinothalamic tracts

Methyldopa lowers BP by: A. Inhibiting dopa decarboxylase in adrenergic nerve endings B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone C. Generating α-methyl noradrenaline which acts as a false transmitter in peripheral adrenergic nerve endings D. Activating vascular dopamine receptors

Description : Methyldopa lowers BP by: A. Inhibiting dopa decarboxylase in adrenergic nerve endings B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone C. Generating α-methyl ... as a false transmitter in peripheral adrenergic nerve endings D. Activating vascular dopamine receptors

Last Answer : B. Generating α-methyl noradrenaline in brain which reduces sympathetic tone

Rapid intravenous injection of clonidine causes rise in BP due to: A. Stimulation of vasomotor centre B. Release of noradrenaline from adrenergic nerve endings C. Agonistic action on vascular α2 adrenergic receptors D. Cardiac stimulation

Description : Rapid intravenous injection of clonidine causes rise in BP due to: A. Stimulation of vasomotor centre B. Release of noradrenaline from adrenergic nerve endings C. Agonistic action on vascular α2 adrenergic receptors D. Cardiac stimulation

Last Answer : C. Agonistic action on vascular α2 adrenergic receptors

The usual cardiovascular effect of levodopa is: A. Bradycardia due to increased vagal tone B. Rise in blood pressure due to increased noradrenaline content of adrenergic nerve endings C. Fall in blood pressure due to decrease in sympathetic tone D. Both ‘A’ and ‘B’ are correct

Description : The usual cardiovascular effect of levodopa is: A. Bradycardia due to increased vagal tone B. Rise in blood pressure due to increased noradrenaline content of adrenergic nerve endings C. Fall in blood pressure due to decrease in sympathetic tone D. Both ‘A’ and ‘B’ are correct

Last Answer : C. Fall in blood pressure due to decrease in sympathetic tone

Dantrolene sodium reduces skeletal muscle tone by: A. Reducing acetylcholine release from motor nerve endings B. Suppressing spinal polysynaptic reflexes C. Inhibiting the generation of muscle action potential D. Reducing Ca2+ release from sarcoplasmic reticulum in the muscle fibre

Description : Dantrolene sodium reduces skeletal muscle tone by: A. Reducing acetylcholine release from motor nerve endings B. Suppressing spinal polysynaptic reflexes C. Inhibiting the generation of muscle action potential D. Reducing Ca2+ release from sarcoplasmic reticulum in the muscle fibre

Last Answer : D. Reducing Ca2+ release from sarcoplasmic reticulum in the muscle fibre

All of the following contribute to the antihypertensive action of propranolol except: A. Direct vasodilatation B. Decreased renin release from kidney C. Adaptation of blood vessels to reduced cardiac output D. Less noradrenaline release from sympathetic nerve endings

Description : All of the following contribute to the antihypertensive action of propranolol except: A. Direct vasodilatation B. Decreased renin release from kidney C. Adaptation of blood vessels to reduced cardiac output D. Less noradrenaline release from sympathetic nerve endings

Last Answer : A. Direct vasodilatation

Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs

Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs

Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation

A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is: A. Ephedrine B. Dopamine C. Isoprenaline D. Tyramine

Description : A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is: A. Ephedrine B. Dopamine C. Isoprenaline D. Tyramine

Last Answer : D. Tyramine

The α2 adrenoceptors are: A. Located exclusively on the adrenergic nerve endings B. Prejunctional, postjunctional as well as extrajunctional in location C. Selectively activated by phenylephrine D. Selectively blocked by clonidine

Description : The α2 adrenoceptors are: A. Located exclusively on the adrenergic nerve endings B. Prejunctional, postjunctional as well as extrajunctional in location C. Selectively activated by phenylephrine D. Selectively blocked by clonidine

Last Answer : B. Prejunctional, postjunctional as well as extrajunctional in location

Tyramine induces release of noradrenaline from adrenergic nerve endings: A. By depolarizing the axonal membrane B. By mobilizing Ca2+ C. By a nonexocytotic process D. Only in the presence of MAO inhibitors

Description : Tyramine induces release of noradrenaline from adrenergic nerve endings: A. By depolarizing the axonal membrane B. By mobilizing Ca2+ C. By a nonexocytotic process D. Only in the presence of MAO inhibitors

Last Answer : C. By a nonexocytotic process

Initial bradycardia caused by intramuscular injection of atropine is believed to be caused by: A. Stimulation of medullary vagal centre B. Stimulation of vagal ganglia C. Blockade of M2 receptors on SA nodal cells D. Blockade of muscarinic autoreceptors on vagal nerve endings

Description : Initial bradycardia caused by intramuscular injection of atropine is believed to be caused by: A. Stimulation of medullary vagal centre B. Stimulation of vagal ganglia C. Blockade of M2 receptors on SA nodal cells D. Blockade of muscarinic autoreceptors on vagal nerve endings

Last Answer : D. Blockade of muscarinic autoreceptors on vagal nerve endings

All of the following contribute to the antihypertensive action of propranolol except: A. Direct vasodilatation B. Decreased renin release from kidney C. Adaptation of blood vessels to reduced cardiac output D. Less noradrenaline release from sympathetic nerve endings

Description : All of the following contribute to the antihypertensive action of propranolol except: A. Direct vasodilatation B. Decreased renin release from kidney C. Adaptation of blood vessels to reduced cardiac output D. Less noradrenaline release from sympathetic nerve endings

Last Answer : A. Direct vasodilatation

Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs

Description : Adrenaline is inactive orally because it is: A. Not absorbed from the gastrointestinal tract B. Destroyed by gastric acid C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation D. Taken up by adrenergic nerve endings of the intestinal wall, liver and lungs

Last Answer : C. Completely metabolized in the intestinal mucosa and liver before reaching systemic circulation

A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is: A. Ephedrine B. Dopamine C. Isoprenaline D. Tyramine

Description : A sympathomimetic amine that acts almost exclusively by releasing noradrenaline from the nerve endings is: A. Ephedrine B. Dopamine C. Isoprenaline D. Tyramine

Last Answer : D. Tyramine

The α 2 adrenoceptors are: A. Located exclusively on the adrenergic nerve endings B. Prejunctional, postjunctional as well as extrajunctional in location C. Selectively activated by phenylephrine D. Selectively blocked by clonidine

Description : The α 2 adrenoceptors are: A. Located exclusively on the adrenergic nerve endings B. Prejunctional, postjunctional as well as extrajunctional in location C. Selectively activated by phenylephrine D. Selectively blocked by clonidine

Last Answer : B. Prejunctional, postjunctional as well as extrajunctional in location

Tyramine induces release of noradrenaline from adrenergic nerve endings: A. By depolarizing the axonal membrane B. By mobilizing Ca2+ C. By a nonexocytotic process D. Only in the presence of MAO inhibitors

Description : Tyramine induces release of noradrenaline from adrenergic nerve endings: A. By depolarizing the axonal membrane B. By mobilizing Ca2+ C. By a nonexocytotic process D. Only in the presence of MAO inhibitors

Last Answer : C. By a nonexocytotic process

Initial bradycardia caused by intramuscular injection of atropine is believed to be caused by: A. Stimulation of medullary vagal centre B. Stimulation of vagal ganglia C. Blockade of M2 receptors on SA nodal cells D. Blockade of muscarinic autoreceptors on vagal nerve endings

Description : Initial bradycardia caused by intramuscular injection of atropine is believed to be caused by: A. Stimulation of medullary vagal centre B. Stimulation of vagal ganglia C. Blockade of M2 receptors on SA nodal cells D. Blockade of muscarinic autoreceptors on vagal nerve endings

Last Answer : D. Blockade of muscarinic autoreceptors on vagal nerve endings

$ Neuron means a nerve cell. ! Neurons are found in the brain.

Description : $ Neuron means a nerve cell. ! Neurons are found in the brain.

Last Answer : $ Neuron means a nerve cell. ! Neurons are found in the brain. A. If both As and R are correct and R ... , R is wrong D. If both As and R are wrong.

Define Neurons and Nerve?

Description :  Define Neurons and Nerve? 

Last Answer : The basic structural and functional unit of nervous system is called neurons A nerve is bundle of axons that transmit messages from one part of body to another

Which of the following types of cells have a latent ability to regenerate? a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the kidney, liver, and pancreas, among other body organs. b) Labile Labile cells multiply constantly to replace cells worn out by normal physiologic processes. c) Permanent Permanent cells include neurons — the nerve cell bodies, not their axons. Destruction of a neuron causes permanent loss, but axons may regenerate. d) Epithelial Epithelial cells are a type of labile cell that multiply constantly to replace cells worn out by normal physiologic processes.

Description : Which of the following types of cells have a latent ability to regenerate? a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the ... a type of labile cell that multiply constantly to replace cells worn out by normal physiologic processes.

Last Answer : a) Stable Stable cells have a latent ability to regenerate if they are damaged or destroyed and are found in the kidney, liver, and pancreas, among other body organs.

What is specialized nerve cells in the brain are called?

Description : What is specialized nerve cells in the brain are called?

Last Answer : Feel Free to Answer

Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the cell membrane contains specialized transport proteins which maintain the intracellular ionic milieu different from the extracellular fluid c. Plasma membrane proteins extend externally and bear phospholipid moieties which contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Description : Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the ... contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Last Answer : Answer: a, b, d The plasma membrane defines the boundary of the cell and serves to contain and concentrate enzymes and other macromolecule constituents. The plasma membrane is ... and bear carbohydrate moieties primarily as oligosaccharide chains that contribute to the cell coat or glycocalyx

Can a nerve fibre and nerve both carry sensory and motor impulses?

Description : Can a nerve fibre and nerve both carry sensory and motor impulses?

Last Answer : There are the Mixed Nerves in the spinal column that carry bothsensory and motor nerves, but these neurons have 2 different jobsthat they do,& I know of no neurons doing both as the impulsestravel to 2 different locations which couldn't be done at the sametime.

Write an example for sensory nerve:?

Description : Write an example for sensory nerve:?

Last Answer : Auditory nerve

In injury of the peripheral nerve: a. pure sensory or pure motor nerve tends to regenerate better than mixed nerve b. in neuropraxia, there is anatomical disruption of the nerve c. Wallerian degeneration occurs 3 days after the injury d. Wallerian degeneration occurs proximal to the site of the injury

Description : In injury of the peripheral nerve: a. pure sensory or pure motor nerve tends to regenerate better than mixed nerve b. in neuropraxia, there is anatomical disruption of the nerve c. Wallerian ... occurs 3 days after the injury d. Wallerian degeneration occurs proximal to the site of the injury

Last Answer : pure sensory or pure motor nerve tends to regenerate better than mixed nerve

In injury of the peripheral nerve: a. pure sensory or pure motor nerve tends to regenerate better than mixed nerve b. in neuropraxia, there is anatomical disruption of the nerve c. Wallerian degeneration occurs 3 days after the injury d. Wallerian degeneration occurs proximal to the site of the injury

Description : In injury of the peripheral nerve: a. pure sensory or pure motor nerve tends to regenerate better than mixed nerve b. in neuropraxia, there is anatomical disruption of the nerve c. Wallerian ... occurs 3 days after the injury d. Wallerian degeneration occurs proximal to the site of the injury

Last Answer : pure sensory or pure motor nerve tends to regenerate better than mixed nerve

The ciliary ganglion: a. is found between the optic nerve and the medial rectus b. contains sympathetic nerve that supplies the sphincter pupillae c. is a parasympathetic relay ganglion for fibers from the Edinger-Westphal nucleus d. contains sensory nerve e. has a motor nerve that goes to the inferior oblique

Description : The ciliary ganglion: a. is found between the optic nerve and the medial rectus b. contains sympathetic nerve that supplies the sphincter pupillae c. is a parasympathetic relay ganglion for fibers from ... nucleus d. contains sensory nerve e. has a motor nerve that goes to the inferior oblique

Last Answer : is a parasympathetic relay ganglion for fibers from the Edinger-Westphal nucleus

Which nerve is assessed when the nurse asks the patient to dorsiflex the ankle and extend the toes? a) Peroneal The motor function of the peroneal nerve is assessed by asking the patient to dorsiflex the ankle and extend the toes while the sensory function is assessed by pricking the skin between the great and center toes. b) Radial The radial nerve is assessed by asking the patient to stretch out the thumb, then the wrist, and then the fingers at the metacarpal joints. c) Median The median nerve is assessed by asking the patient to touch the thumb to the little finger. d) Ulnar Asking the patient to spread all fingers allows the nurse to assess motor function affected by ulnar innervation.

Description : Which nerve is assessed when the nurse asks the patient to dorsiflex the ankle and extend the toes? a) Peroneal The motor function of the peroneal nerve is assessed by asking the patient to ... the patient to spread all fingers allows the nurse to assess motor function affected by ulnar innervation.

Last Answer : a) Peroneal The motor function of the peroneal nerve is assessed by asking the patient to dorsiflex the ankle and extend the toes while the sensory function is assessed by pricking the skin between the great and center toes.

Which nerve is assessed when the nurse asks the patient to spread all fingers? a) Ulnar Asking the patient to spread all fingers allows the nurse to assess motor function affected by ulnar innervation while pricking the fat pad at the top of the small finger allows assessment of the sensory function affected by the ulnar nerve. b) Peroneal The peroneal nerve is assessed by asking the patient to dorsiflex the ankle and extend the toes. c) Radial The radial nerve is assessed by asking the patient to stretch out the thumb, then the wrist, and then the fingers at the metacarpal joints. d) Median The median nerve is assessed by asking the patient to touch the thumb to the little finger.

Description : Which nerve is assessed when the nurse asks the patient to spread all fingers? a) Ulnar Asking the patient to spread all fingers allows the nurse to assess motor function affected by ulnar innervation ... The median nerve is assessed by asking the patient to touch the thumb to the little finger.

Last Answer : a) Ulnar Asking the patient to spread all fingers allows the nurse to assess motor function affected by ulnar innervation while pricking the fat pad at the top of the small finger allows assessment of the sensory function affected by the ulnar nerve.

Sensitivity of a nerve fibre to blockade by lignocaine depends on: A. Whether the fibre is sensory or motor B. Whether the fibre is myelinated or nonmyelinated C. Internodal distances in the fibre D. Both ‘B’ and ‘C’ are correct

Description : Sensitivity of a nerve fibre to blockade by lignocaine depends on: A. Whether the fibre is sensory or motor B. Whether the fibre is myelinated or nonmyelinated C. Internodal distances in the fibre D. Both ‘B’ and ‘C’ are correct

Last Answer : D. Both ‘B’ and ‘C’ are correct

Movie or TV series endings, which do you believe were a bust?

Description : Movie or TV series endings, which do you believe were a bust?

Last Answer : answer:AI: Artificial Intelligence. Though if I’m being honest, I felt that way about the entire movie.

I know that suffixes "ez" and "es" denotes "son of" in the Spanish language; but, why the different endings? For instance, you may see the surname Gonzales or Gonzalez?

Description : I know that suffixes "ez" and "es" denotes "son of" in the Spanish language; but, why the different endings? For instance, you may see the surname Gonzales or Gonzalez?

Last Answer : It has to do with the government taking a census. this practice started in B.C. (or b.c.e. for the heathens) and names were subject to the census takers who knew how to write, but not always ... . Some of these were like Johnson/Johnston, Gib/Gibb/Gibbs, White/Waite/Wit/Witt, and hundreds of others.

Why do certain countries have their own internet address endings?

Description : Why do certain countries have their own internet address endings?

Last Answer : Because they are local to that area ? I would guess Also so people have a clue as to where they are looking . Again a guess others will help properly

The synaptic knobs represent the terminal endings of (a) the neuron (b) the dendron (c) the axon (d) the telodendria

Description : The synaptic knobs represent the terminal endings of (a) the neuron (b) the dendron (c) the axon (d) the telodendria

Last Answer : Ans:(d)

In order to install a positive environment in a primary class a teacher should Options: A) wish each child in the morning B) narrate stories with positive endings C) allow them to make groups on their own on the basis of Sociometry during group activities. D) not discriminate and set the same goal for every child.

Description : In order to install a positive environment in a primary class a teacher should Options: A) wish each child in the morning B) narrate stories with positive endings C) allow them to make groups ... basis of Sociometry during group activities. D) not discriminate and set the same goal for every child.

Last Answer : D) not discriminate and set the same goal for every child. 

What Chemicals that regulate the activity of other neurons but do not carry messages directly are called?

Description : What Chemicals that regulate the activity of other neurons but do not carry messages directly are called?

Last Answer : Need answer

(4) Fundamental unit of nervous system Explanation: A neuron is a cell that carries electrical impulses. Neurons are the basic units of the nervous system and its most important part is the brain. Every neuron is made of a cell body (also called a soma), dendrites and an axon.

Description : (4) Fundamental unit of nervous system Explanation: A neuron is a cell that carries electrical impulses. Neurons are the basic units of the nervous system and its most important part is the brain. Every neuron is made of a cell body (also called a soma), dendrites and an axon.

Last Answer : Water cycle refers to - (1) an integrated attempt to recycle water in relatively arid regions (2) constant movement of water from ocean to land and back to ocean once again (3) ... management of water in areas excessively plagued with water-logging (4) water distribution in relatively dry area