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Common neurotransmitter in PNS is
Options
(a) epinephrine
(b) colchicine
(c) Acetylcholine
(d) both epinephrine and acetylcholine
Correct Answer:
both epinephrine and acetylcholine
Explanation:
Neurotransmitters are low molecular mass substances released in minute amiunts at inter neural,neuro-muscular and neuro-grandular synapses.They may be excitatory(depolarizing post synaptic membrane) or inhibitory(hyperpolarizing post synaptic membrane).Most widespread neurotransmitter is acetylcholine,but others are- epinephrine,norepinephrine,glycine,dopamine,etc.
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Topics: Neural Control and Chemical Coordination
(195)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Chloroplasts without grana are known to occur in
- Which of the following is an exception for cell theory
- The spark-discharge apparatus to test chemical evolution life was designed by
- Meristematic tissue responsible for increase in girth of tree trunk is
- The concept on the origin of species by means of Natural Selection was first
Topics: Neural Control and Chemical Coordination (195)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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