Catecholamines like adrenaline and noradrenaline are derived from the amino acid:
1. glycine
2. tyrosine
3. tryptophan
4. glutamic acid

Subtopic:  Synapse |
 66%
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Cocaine acts by interfering the reuptake of dopamine. Thus, cocaine is a:
1. sympathetic agonist
2. sympathetic antagonist
3. sympathetic neurotransmitter
4. parasympathetic agonist

Subtopic:  Synapse |
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ANS is most directly under the control of:

1. medulla oblongata

2. cerebrum

3. cerebellum

4. hypothalamus

Subtopic:  Hind & Mid Brain |
 54%
From NCERT
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The neurotransmitter released by postganglionic parasympathetic neurons is:
1. acetylcholine
2. norepinephrine
3. epinephrine
4. dopamine

Subtopic:  Synapse |
 69%
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Parkinson disease, caused by lack of dopamine in substantia nigra, is not characterized by:
1. Tremor
2. Rigidity
3. Hypokinesia
4. Flaccid paralysis

Subtopic:  Synapse |
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Very fast correction during the ongoing rapid muscular activity initiated elsewhere is done by:

1. Primary motor cortex 2. Wernicke’s area
3. Basal ganglia 4. Cerebellum
Subtopic:  Hind & Mid Brain |
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Light skin touch is sensed by _____ receptors.
1. Pacinian
2. Meissner
3. free nerve endings
4. nociceptor

Subtopic:  Autonomic Nervous System (OLD NCERT) |
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When a patient is given an analgesic his pain:
1. increases
2. decreases
3. remains unaltered
4. first increases than decreases

Subtopic:  Autonomic Nervous System (OLD NCERT) |
 80%
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What type of neurons is found in the olfactory membrane?

1. pseudo-unipolar
2. multipolar
3. unipolar
4. bipolar

Subtopic:  Smell & Taste (OLD NCERT) |
 61%
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The ear ossicle, stapes, transmits vibrations from incus to the:

1. malleus
2. tympanic membrane
3. oval window
4. round window

Subtopic:  Outer & Middle Ear (OLD NCERT) |
 73%
From NCERT
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