1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
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Norepinephrine
(i)  is released by sympathetic fibres
(ii)  is released by parasympathetic fibers
(iii) increases the heart rate
(iv) decreases blood pressure.

Which of the above statements are correct?
A
(i) and (iii)
B
(ii) and (iii)
C
(ii) and (iv)
D
(i) and (iv)
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following represents the action of insulin?
A
Increases blood glucose level by stimulating glucagon production.
B
Decreases blood glucose levels by forming glycogen.
C
Increases blood glucose levels by promoting cellular uptake of glucose.
D
Increases blood glucose levels by hydrolysis of glycogen.
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statements is correct in relation to the endocrine system?
A
Non-nutrient chemicals produced by the body in trace amounts that act as intercellular messenger are known as hormones.
B
Releasing and inhibitory hormones are produced by the pituitary gland.
C
Adenohypophysis is under direct neural regulation of the hypothalamus.
D
Organs in the body like gastrointestinal tract, heart, kidney and liver do not produce any hormones.
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristic and/or functions. NEET 2013 Biology - Chemical Coordination and Integration Question 20 English
A
A - Adrenal gland - located at the anterior part of kidney. Secrete catecholamines which stimulate glycogen breakdown.
B
C - Medulla - inner zone of kidney and contains complete nephrons.
C
B - Pelvis - broad funnel shaped space inner to hilum, directly connected to loops of Henle.
D
D - Cortex - outer part of kidney and do not contain any part of nephrons.
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