Beta receptors are blocked by
A) Acetylcholine
B) Norepinephrine
C) Propanalol
D) Phenoxybenzamine
E) Atropine
Correct Answer:
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Q1: In the pupillary light reflex, light is
Q3: Bright light in the right eye
A) Reflexly
Q4: Pre-ganglionic sympathetic motor neurons are located mainly
Q5: Alpha adrenergic receptors
A) Increase IP3 in the
Q6: Muscarinic receptors are blocked by
A) Acetylcholine
B) Norepinephrine
C)
Q7: Beta adrenergic receptors
A) Increase IP3 in the
Q8: Constriction of the right pupil caused by
Q9: Dilation of the pupil is mediated by
A)
Q10: Stretch of the urinary bladder
A) Relaxes the
Q11: W hich of the following is NOT
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