What is the number of nerve cells in the brain ?

Last Answer : Do you forget the required date after a certain period of time, the call of a favorite song or can't remember the key even after searching for the key in your drawer which was kept some time ago ? ... , the most important organ of the body, you can put the 6 foods mentioned above in your food list.

What kind of exercise is needed to keep the brain healthy ?

Description : What kind of exercise is needed to keep the brain healthy ?

Last Answer : We exercise regularly to keep our body healthy. We also use various strategies to keep the body away from harm. Taking deep breaths , sitting with your spine straight , drinking enough water - these are ... breaths has many benefits for the mind. Probably a factor as to why they're doing so poorly.

How many parts of the brain ?

Description : How many parts of the brain ?

Last Answer : 3 parts of the brain.

Why does the hormone serotonin decrease in the brain ?

Description : Why does the hormone serotonin decrease in the brain ?

Last Answer : : Stress / Depression and Insomnia , this is due to lack of moderate rest including excessive exertion. Moreover, due to steroid drugs , and various phobias, the level of this hormone may decrease. In this case, meditation is very effective.

What are the 6 foods that are good for the brain ?

Last Answer : The brain has to do the right thing with thousands of thoughts every day. So I want real food for him. Here's a list of some foods you can use to keep your brain healthy and active. ... of antioxidants , including magnesium , vitamin E and vitamin K , which protect people from dementia or dementia.

What is the brain made of ?

Last Answer : : The brain is actually the brain. It has three parts. For example, the forebrain is the midbrain and the hindbrain. In fact, the brain is a kind of large nerve tissue .

How much blood is supplied to the brain per minute ?

Last Answer : The blood supply to the brain is 350 ml per minute.

How much smell can the human brain understand ?

Last Answer : : Answer : About 10,000 .

If we were to get rid of the hormones within us and electrical nerve impulses of the brain, we would pretty much achieve zombie state, am I right?

Description : If we were to get rid of the hormones within us and electrical nerve impulses of the brain, we would pretty much achieve zombie state, am I right?

Last Answer : Aren’t Zombies dead humans? We’d have to die first, no? Anyway, if we achieved zombie status, we wouldn’t know we’re in paradise so I vote no.

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.

In which animal, nerve cell is present but brain is absent ?

Description : In which animal, nerve cell is present but brain is absent ?

Last Answer : In which animal, nerve cell is present but brain is absent ? A. Sponge B. Earthworm C. Cockroach D. Hydra

$ 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.

What As they extend from the retina to the brain the nerve fibers?

Description : What As they extend from the retina to the brain the nerve fibers?

Last Answer : Need answer

Which nerve carries impulses from the eye to the brain?

Description : Which nerve carries impulses from the eye to the brain?

Last Answer : The optic nerve

The following cranial nerves contain parasympathetic outflow arising at the brain stem: a. optic nerve b. oculomotor nerve c. trigeminal nerve d. facial nerve

Description : The following cranial nerves contain parasympathetic outflow arising at the brain stem: a. optic nerve b. oculomotor nerve c. trigeminal nerve d. facial nerve

Last Answer : facial nerve

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

True statement about the facial nerve include: a its nucleus is in the floor of the fourth ventricle b. its fibres reach the surface of the brain in the cerebellopontine angle c. transmits taste fibres for the anterior half of the tongue d. all above

Description : True statement about the facial nerve include: a its nucleus is in the floor of the fourth ventricle b. its fibres reach the surface of the brain in the cerebellopontine angle c. transmits taste fibres for the anterior half of the tongue d. all above

Last Answer : all above

Which of the following statements about nerve growth factor is not true a. it is made up of 3 polypeptide subunits b. it is found in high concentration in the submaxillary salivery gland c. it is picked up by nerves from the organs they innervate d. it is present in brain

Description : Which of the following statements about nerve growth factor is not true a. it is made up of 3 polypeptide subunits b. it is found in high concentration in the submaxillary salivery gland c. it is picked up by nerves from the organs they innervate d. it is present in brain

Last Answer : it is found in high concentration in the submaxillary salivery gland

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.

In which of the following animals nerve cell is present but brain is absent? (a) Sponge (b) Earthworm (c) Cockroach (d) Hydra

Description : In which of the following animals nerve cell is present but brain is absent? (a) Sponge (b) Earthworm (c) Cockroach (d) Hydra

Last Answer : (d) Hydra

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

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

Neuron is the name given to which special type of biological cell? a) a nerve cell b) a brain cell c) a skin cell

Description : Neuron is the name given to which special type of biological cell? a) a nerve cell b) a brain cell c) a skin cell

Last Answer : ANSWER: A -- A NERVE CELL

What are the two functions of red blood cells ?

Description : What are the two functions of red blood cells ?

Last Answer : : 1. Provides oxygen to the cells from the lungs. 2. Blood looks red due to red blood cells.

What is the amount of red blood cells ?

Description : What is the amount of red blood cells ?

Last Answer : : Red bone marrow produces red blood cells. An adult male has about 5 million red blood cells per cubic millimeter of blood, while an adult female has about 4.5 million cubic millimeters per husband.

What is the amount of red blood cells produced in the human body every second ?

Description : What is the amount of red blood cells produced in the human body every second ?

Last Answer : * 20 lakh * red blood cells are produced in the human body every second.

What is the form of excess glucose accumulation in liver or muscle cells ?

Last Answer : Excess glucose is stored in the liver or muscle cells in the form of glycogen.

Used to count blood cells ?

Last Answer : : Hemocytometer is used to count blood cells

What is meant by nerve cells ?

Description : What is meant by nerve cells ?

Last Answer : The unit of structure and function of the nervous system is called a neuron. Nerve cells are the longest cells in the human body. Nerve cells consist of two main parts. Namely- 1. Cell body 2. The elongated part.

What is the function of nerve cells ?

Description : What is the function of nerve cells ?

Last Answer : Nerve cells produce reports with stimuli collected in sensory cells. They coordinate the work of different cells in the body.

In which phylum nerve cells are found but nerves are absent

Description : In which phylum nerve cells are found but nerves are absent

Last Answer : In which phylum nerve cells are found but nerves are absent A. Porifera B. Coelenterata C. Platyhelminthes D. Nametohelminthes

Cells which envelop nerve fibres and form myelin sheath around the axon are

Description : Cells which envelop nerve fibres and form myelin sheath around the axon are

Last Answer : Cells which envelop nerve fibres and form myelin sheath around the axon are

Cells which envelop nerve fibres and form myelin sheath around the axon are

Description : Cells which envelop nerve fibres and form myelin sheath around the axon are

Last Answer : Cells which envelop nerve fibres and form myelin sheath around the axon are

Which nutrient maintains healthy nerve cells and red blood cells and is needed to help make?

Description : Which nutrient maintains healthy nerve cells and red blood cells and is needed to help make?

Last Answer : Vitamin B12

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

Muscarinic cholinergic receptors (a) Are located only on parasympathetically innervated effector cells (b) Mediate responses by opening an instrinsic Na+ ion channel (c) Are present on vascular endothelium which has no cholinergic nerve supply (d) Predominate in the autonomic ganglia

Description : Muscarinic cholinergic receptors (a) Are located only on parasympathetically innervated effector cells (b) Mediate responses by opening an instrinsic Na+ ion channel (c) Are present on vascular endothelium which has no cholinergic nerve supply (d) Predominate in the autonomic ganglia

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

Which of the following cells secrete insulin? (1) Alpha cells (2) Delta cells (3) Nerve cells (4) Beta cells

Description : Which of the following cells secrete insulin? (1) Alpha cells (2) Delta cells (3) Nerve cells (4) Beta cells

Last Answer : (4) Beta cells Explanation: Insulin is a hormone that is exclusively produced by pancreatic beta cells. Beta cells are located in the pancreas in clusters known as the islets of ... appropriately stimulated, insulin is secreted from the cell by exocytosis and diffuses into islet capillary blood.

What are the basic units from which human spare parts can be created? (1) Nerve cells (2) Stern cells (3) Heart cells (4) Kidney cells

Description : What are the basic units from which human spare parts can be created? (1) Nerve cells (2) Stern cells (3) Heart cells (4) Kidney cells

Last Answer : (2) Stern cells Explanation: Stem cells are biological cells found in all multicellular organisms, that can divide (through mitosis) and differentiate into diverse specialized cell types and ... characteristics consistent with cells of various tissues such as muscles or nerves through cell culture.

Alzheimer’s disease in human beings is characterized by the degeneration of ---- A. Kidney cells B. Nerve cells (Answer) C. Liver cells D. Spleen cells

Description : Alzheimer’s disease in human beings is characterized by the degeneration of ---- A. Kidney cells B. Nerve cells (Answer) C. Liver cells D. Spleen cells

Last Answer : B. Nerve cells (Answer)

Research scientists all over the world are taking steps towards building computers with circuits patterned after the complex interconnections existing among the human brain’s nerve cells. What name is given to such type of computers? a) Intelligent computers b) Supercomputers c) Neural network computers d) Smart computers

Description : Research scientists all over the world are taking steps towards building computers with circuits patterned after the complex interconnections existing among the human brain's nerve cells. What name ... ? a) Intelligent computers b) Supercomputers c) Neural network computers d) Smart computers

Last Answer : c) Neural network computers

Electrolytes are especially essential to which cells. a. nerve b. muscle c. both d. none of them

Description : Electrolytes are especially essential to which cells. a. nerve b. muscle c. both d. none of them

Last Answer : muscle

What is the number of nerve cells in the brain ?

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