1
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
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 nore pinephrine from adrenal cortex.
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
What is correct to say about the hormone action in humans?
A
Glucagon is secreted by $$\beta $$-cells of islets of Langerhans and stimulates glycogenolysis.
B
Secretion of thymosins is stimulated with aging.
C
In females, FSH first binds with specific receptors on ovarian cell membrane.
D
FSH stimulates the secretion of estrogen and progesterone.
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus)?
A
Insulin, glucagon
B
Thyroxine, insulin
C
Somatostatin, oxytocin
D
Cortisol, testosterone
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Both, autogamy and geitonogamy are prevented in
A
Papaya
B
cucumber
C
castor
D
maize.
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