Explain the mechanism through which a sound produces a nerve impulse in the inner ear. -Biology

Explain the mechanism through which a sound produces a nerve impulse in the inner ear. -Biology
by

1 Answer

Answer :

answer:
by

Related questions

During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge? (a) First positive, then negative and continue to be negative (b) First negative, then positive and continue to be positive (c) First positive, then negative and again back to positive (d) First negative, then positive and again back to negative.

Description : During the transmission of nerve impulse through a nerve fibre, the potential on the inner side of the plasma membrane has which type of electric charge? (a) First positive, then negative and continue ... and again back to positive (d) First negative, then positive and again back to negative.

Last Answer : (d) First negative, then positive and again back to negative.

Which of the following conditions of the inner ear is associated with normal hearing? a) Vestibular neuronitis Vestibular neuronitis is a disorder of the vestibular nerve characterized by severe vertigo with normal hearing.

Description : Which of the following conditions of the inner ear is associated with normal hearing? a) Vestibular neuronitis Vestibular neuronitis is a disorder of the vestibular nerve characterized by ... Endolymphatic hydrops refers to dilation in the endolymmphatic space associated with Meniere's disease.

Last Answer : a) Vestibular neuronitis Vestibular neuronitis is a disorder of the vestibular nerve characterized by severe vertigo with normal hearing.

Explain the mechanism of generation of light-induced impulse in the retina. -Biology

Description : Explain the mechanism of generation of light-induced impulse in the retina. -Biology

Last Answer : answer:

What is the difference between impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre? -Biology

Description : What is the difference between impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre? -Biology

Last Answer : answer:

Mechanism of generation of light-induced impulse in the retina. -Biology

Description : Mechanism of generation of light-induced impulse in the retina. -Biology

Last Answer : answer:

What are the small bones that transmit sound waves from the eardrum to the inner ear?

Description : What are the small bones that transmit sound waves from the eardrum to the inner ear?

Last Answer : The three small bones that transmit sound waves from the eardrum to the inner ear are called the auditory ossicles. The malleus is attached to the eardrum, the incus receives vibrations from the ... stapes conducts the vibrations to the oval window, a membrane-covered opening to the inner ear.

What transmits sound waves to the inner ear making waves in the fluid in the cochlea?

Description : What transmits sound waves to the inner ear making waves in the fluid in the cochlea?

Last Answer : The ossicles amplify the sound. They send the sound waves to the inner ear and into the fluid-filled hearing organ (cochlea). ... The auditory nerve sends these impulses to the brain. The brain then translates these electrical impulses as sound.

Direction of nerve impulse is reversed in nerve with

Description : Direction of nerve impulse is reversed in nerve with

Last Answer : Direction of nerve impulse is reversed in nerve with A. Axo -axonic B. Axo-dendrite C. Axo -axondendritic D. None of the above

"Sodium Pump" operates in - (1) Muscle contraction (2) Heart beat (3) Nerve impulse (4) None of the above

Description : "Sodium Pump" operates in - (1) Muscle contraction (2) Heart beat (3) Nerve impulse (4) None of the above

Last Answer : (3) Nerve impulse Explanation: Na+/K+-ATPase (also known as sodium-potassium pump) is an enzyme located in the plasma them brane of virtually every human cell and is common to all cellular ... are voltagegated, which means that they can open and close depending on the voltage across the membrane.

The fastest nerve impulse in humans travel at

Description : The fastest nerve impulse in humans travel at

Last Answer : eight metres per second.

What is nerve impulse?

Description : What is nerve impulse?

Last Answer : These are electrical pulses which travel in the body from CNS to a body parts form the body parts to CNS to carrying different messages.

During the nerve impulse transmission, following ion or ions may play significant roles D A. Sodium B. Potassium C. Chloride D. All of these

Description : During the nerve impulse transmission, following ion or ions may play significant roles D A. Sodium B. Potassium C. Chloride D. All of these

Last Answer : All of these

A nerve impulse is essentially a wave of A A. Electrical charge B. Mechanical Charge C. Magnetic charge D. All of the these

Description : A nerve impulse is essentially a wave of  A A. Electrical charge B. Mechanical Charge C. Magnetic charge D. All of the these

Last Answer : Electrical charg

During the nerve impulse transmission, following ion or ions may play significant roles D A. Sodium B. Potassium C. Chloride D. All of these

Description : During the nerve impulse transmission, following ion or ions may play significant roles D A. Sodium B. Potassium C. Chloride D. All of these

Last Answer : All of these

Propagation of action potential is called a. Repolarization b. depolarization c. nerve impulse d. none of them

Description : Propagation of action potential is called a. Repolarization b. depolarization c. nerve impulse d. none of them

Last Answer : nerve impulse

A nerve impulse is essentially a wave of a. mechanical charge b. electrical charge c. Both d. None

Description : A nerve impulse is essentially a wave of a. mechanical charge b. electrical charge c. Both d. None

Last Answer : electrical charge

A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro- hormonal control system? (a) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal medulla. (b) Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse. (c) Hypothalamus activates the parasympathetic division of brain. (d) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal cortex.

Description : A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro- hormonal control system? ... brain. (d) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal cortex.

Last Answer : (a) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal medulla.

During the propagation of a nerve impulse, the action potential results from the movement of (a) K+ ions from intracellular fluid to extracellular fluid (b) Na+ ions from extracellular fluid to intracellular fluid (c) K+ ions from extracellular fluid to intracellular fluid (d) Na+ ions from intracellular fluid to extracellular fluid.

Description : During the propagation of a nerve impulse, the action potential results from the movement of (a) K+ ions from intracellular fluid to extracellular fluid (b) Na+ ions from extracellular ... extracellular fluid to intracellular fluid (d) Na+ ions from intracellular fluid to extracellular fluid.

Last Answer : (b) Na+ ions from extracellular fluid to intracellular fluid

Impulse of heart beat originates from (a) SA node (b) AV node (c) vagus nerve (d) cardiac nerve

Description : Impulse of heart beat originates from (a) SA node (b) AV node (c) vagus nerve (d) cardiac nerve

Last Answer : (a) SA node

A resting nerve is relatively resistant to blockade by lignocaine compared to one which is repeatedly stimulated because: A. Lignocaine penetrates resting nerve membrane poorly B. Lignocaine binds more avidly to the inactivated Na+ channel C. Nerve impulse promotes ionization of lignocaine D. Nodes of Ranvier are inaccessible in the resting state

Description : A resting nerve is relatively resistant to blockade by lignocaine compared to one which is repeatedly stimulated because: A. Lignocaine penetrates resting nerve membrane poorly B. Lignocaine binds ... promotes ionization of lignocaine D. Nodes of Ranvier are inaccessible in the resting state

Last Answer : B. Lignocaine binds more avidly to the inactivated Na+ chan

A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system ? (1) Sympathetic nervous system is activated releasing epinephrin and norepinephrin from adrenal cortex (2) Sympathetic nervous system is activated releasing epinephrin and norepinephrin from adrenal medulla (3) Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse (4) Hypothalamus activates the parasympathetic division of brain

Description : A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system ? (1 ... across the cleft and transmit a nerve impulse (4) Hypothalamus activates the parasympathetic division of brain

Last Answer : (2) Sympathetic nervous system is activated releasing epinephrin and norepinephrin from adrenal medulla

Tetrodotoxin blocks nerve impulse/junctional transmission by: A. Anticholinergic action B. Depleting acetylcholine C. Blocking Na+ channels D. Blocking Ca2+ channels

Description : Tetrodotoxin blocks nerve impulse/junctional transmission by: A. Anticholinergic action B. Depleting acetylcholine C. Blocking Na+ channels D. Blocking Ca2+ channels

Last Answer : C. Blocking Na+ channels

Tetrodotoxin blocks nerve impulse/junctional transmission by: A. Anticholinergic action B. Depleting acetylcholine C. Blocking Na+ channels D. Blocking Ca2+ channels

Description : Tetrodotoxin blocks nerve impulse/junctional transmission by: A. Anticholinergic action B. Depleting acetylcholine C. Blocking Na+ channels D. Blocking Ca2+ channels

Last Answer : C. Blocking Na+ channels

“Sodium Pump” operates in (1) Muscle contraction (2) Heart beat (3) Nerve impulse (4) None of the above

Description : “Sodium Pump” operates in (1) Muscle contraction (2) Heart beat (3) Nerve impulse (4) None of the above

Last Answer : Nerve impulse

The vibrations produced in the ear drum are transmitted through the ear ossicles to the fluid filled inner ear via -

Description : The vibrations produced in the ear drum are transmitted through the ear ossicles to the fluid filled inner ear via -

Last Answer : The vibrations produced in the ear drum are transmitted through the ear ossicles to the fluid filled ... round window C. Round window D. Helicotrema

Optic nerve axon emerges from: a. Ganglion cells b. Rods and cones c. Amacrine cells d. Inner nuclear layer

Description : Optic nerve axon emerges from: a. Ganglion cells b. Rods and cones c. Amacrine cells d. Inner nuclear layer 

Last Answer : ANSWER: A

In retinal detachment, fluid accumulates between: a. Outer plexiform layer and inner nuclear layer. b. Neurosensory retina and layer of retinal pigment epithelium c. Nerve fiber layer and rest of retina. d. Retinal pigment epithelium and Bruch’s membrane.

Description : In retinal detachment, fluid accumulates between: a. Outer plexiform layer and inner nuclear layer. b. Neurosensory retina and layer of retinal pigment epithelium c. Nerve fiber layer and rest of retina. d. Retinal pigment epithelium and Bruch’s membrane.  

Last Answer : ANSWER: B 

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

Anyone have nerve pain in ear and head with tonsil stones?

Description : Anyone have nerve pain in ear and head with tonsil stones?

Last Answer : answer:Maybe you are coming down with a cold. Is the ponytail pain towards one side of your head also? Or, smack in the middle?

Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides of tympanic membrane (b) Cerebellum Midbrain Controls respiration and gastric secretions (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking (d) Blind spot Near the place Rods and cones where optic are present but nerve leaves inactive here the eye

Description : Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides ... the place Rods and cones where optic are present but nerve leaves inactive here the eye

Last Answer : (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking

The cranial nerve that is responsible for salivation, tearing, taste, and sensation in the ear is the _____________________ nerve. a) vestibulocochlear The vestibulocochlear (VII) cranial nerve is responsible for hearing and equilibrium.

Description : The cranial nerve that is responsible for salivation, tearing, taste, and sensation in the ear is the _____________________ nerve. a) vestibulocochlear The vestibulocochlear (VII) cranial nerve is ... mastication. d) facial The facial (VII) nerve controls facial expression and muscle movement.

Last Answer : a) vestibulocochlear The vestibulocochlear (VII) cranial nerve is responsible for hearing and equilibrium.

Has anyone invented a safe replacement for Q-tips in the inner ear?

Description : Has anyone invented a safe replacement for Q-tips in the inner ear?

Last Answer : No, I’m ready though. Just dont stick them all the way in.

Do they have q-tips that can be used for the inner ear?

Description : Do they have q-tips that can be used for the inner ear?

Last Answer : answer:The medical community seems to concur that “nothing” should go in your ear. I heard one Dr. say “the only thing that should go in your ear is your elbow. ” Eventually, you can push gunk into the ear,causing painful infections. They do make a few extraction devices for ear wax.

What causes me to have bliss when I clean my inner ear with a Q-Tip?

Description : What causes me to have bliss when I clean my inner ear with a Q-Tip?

Last Answer : Eargasm.

Inner ear problem?

Description : Inner ear problem?

Last Answer : Do you hear a sound accompanied with the problems in that ear? If so, perhaps tinnitus?

Can anyone identify this inner ear condition by the test?

Description : Can anyone identify this inner ear condition by the test?

Last Answer : Meniere’s Disease? First thing that popped into my head.

Is it true that the opening from your nostril to your sinus is minutely small and it is impossible for a foreign object or insect to travel from your nose to your sinus or inner ear?

Description : Is it true that the opening from your nostril to your sinus is minutely small and it is impossible for a foreign object or insect to travel from your nose to your sinus or inner ear?

Last Answer : These areas are connected, and things can lodge in the sinuses. I think you might want to be checked out by an ENT doctor (Ears, nose, throat). Maybe a little bug crawled in.

HEARCAT? Do you have any advice on the congestion in my INNER EAR?

Description : HEARCAT? Do you have any advice on the congestion in my INNER EAR?

Last Answer : There is the possibility of infection, albeit low. I assume your doctor didn't see pus behind the eardrum, or he/she would have given you some antibiotics. Two other things to try are sudafed, which ... probably independent of anything you do), your ear will clear up. It may take some time though.

How do people know that the ear move in it in the inner hear and if people look at the dead and see inside their ear their dead and you don't know if it moves so i want answers people?

Description : How do people know that the ear move in it in the inner hear and if people look at the dead and see inside their ear their dead and you don't know if it moves so i want answers people?

Last Answer : insetering

The inner ear contains a complex system located above the cochlea called .......(A)....... It is influenced by gravity and movements and help us in ..

Description : The inner ear contains a complex system located above the cochlea called .......(A)....... It is influenced by gravity and movements and help us in ..

Last Answer : The inner ear contains a complex system located above the cochlea called .......(A)....... It is ... - Maintaining posture D. A - Macula, B - Hearing

From ourter to inner side, the squence of three bones present in the middle ear of mammals is

Description : From ourter to inner side, the squence of three bones present in the middle ear of mammals is

Last Answer : From ourter to inner side, the squence of three bones present in the middle ear of mammals is A. ... Malleus, incus, stapes D. Malleus, stapes, incus

Where is cochlea located in the inner ear?

Description : Where is cochlea located in the inner ear?

Last Answer : Need answer

What the roles do the outer ear the middle earand the inner ear play in hearing?

Description : What the roles do the outer ear the middle earand the inner ear play in hearing?

Last Answer : Need answer

Is it true or false that The cochlea is a liquid-filled cavity in the inner ear.?

Description : Is it true or false that The cochlea is a liquid-filled cavity in the inner ear.?

Last Answer : true or falseThe cochlea is a liquid-filled cavity in the inner ear.

a) What is organ of corti? b) Name the liquids that are present in inner ear.

Description : a) What is organ of corti? b) Name the liquids that are present in inner ear.

Last Answer : a) Cochlea has delicate structures called organ of corti, which have receptors that join to form the auditory nerve. b) The entire ear is filled with a fluid called endolymph. The inner ear is surrounded by a fluid called perilymph.

Describe the structure and function of inner ear?

Description : Describe the structure and function of inner ear?

Last Answer :  We hear sound through our ears. Ear is an organ of hearing human ears has three main parts I. outer ear II. Middle ear  III. Inner ear