Acetylcholine is a...

Acetylcholine is a

Hormone

Brain peptide

Neurotransmitter

Digestive system

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Which of the statements about the mechanism of muscle contraction are correct? I. acetylcholine is released when the neural signal reaches the motor end plate II. muscle contraction is initiated by a signal sent by CNS via a sensory neurone III. during muscle contraction, isotropic band gets elongated. IV. repeated activation of the muscles can lead to lactic acid accumulation.

Consider the following statements sympathetic nervous system is characterised by 1. Acetylcholine as neuro secretion 2. Fight of flight activities 3. Longer preganglionic fibres 4. Non-medullated postganglionic fibres 5. Arising from thoracic-lumbar portion a. 1, 2 and 3 b. 2, 4, and 5 c. 2 and 4 d. 1, 3 and 5

What is the function of acetylcholine as neurotransmitter?

Decide whether the following statements are true or false Acetylcholine and adrenaline neurotransmitters.

Stimulation of target organs by the parasympathetic vagus nerve would exert which of the following effects ? 1. Acetylcholine inhibition of the GI tract 2. Norepinephrine-stimulated increase in the heart rate 3. Norepinephrine inhibition of pancreatic secretion 4. Acetylcholine-stimulated increase in pancreatic secretion

Inhbition of acetylcholine by DFP (Diisorpropyl-fluorophosphate) is an example of

During synaptic transmission of nerve impulse, neurotransmitter (P) is released from synaptic vesicles by the section of ions (Q). Choose the correct P and Q. a. P = acetylcholine, Q = Ca^(++) b. P = acetylcholine, Q = Na^(++) c. P = GABA, Q = Na^(+) d. P = cholinesterase, Q = Ca^(++)

In Myasthenia gravis acetylcholine

[A]: In vertebrates, motor fibres to striped muscle, parasympathetic fibres to smooth muscle, and preganglionic sympathetic fibres are cholinergic. [R]: Cholinergic designates the type of nerve fibre that releases acetylcholine from its ending when stimulated by a nerve impulse

SANTRA PUBLICATION-NEURAL CONTROL AND CO-ORDINATION-NCERT QUESTIONS

Acetylcholine is a
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Briefly describe the structure of the following : Brain
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Briefly describe the structure of the following : Eye
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Briefly describe the structure of the following : Ear
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Compare the following : Central neural system (CNS) and Peripheral n...
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Compare the following : Resting potential and action potential
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Compare the following : Choroid and retina.
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Explain the following process : Polarisation of the membrane of a ne...
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Explain the following process : Depolarisation of the membrane of a ...
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Explain the following process : Conduction of a nerve impulse alsong...
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Explain the following process : Transmission of a nerve impulse acro...
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Draw labelled diagrams of the following Neurone
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Draw labelled diagrams of the following Brain
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Draw labelled diagrams of the following Eye
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Draw labelled diagrams of the following Ear
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Write short notes on the following : Neural coordination
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Write short notes on the following : Forebrain
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Write short notes on the following : Midbrain
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Write short notes on the following : Hindbrain
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Write short notes on the following : Retina
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Write short notes on the following : Ear ossicles
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