1. Which one of the following is known as the pacemaker of the heart?
a.Sino-Atrial Node
b.Ario-Ventricular Node
c.Bundle of His
d.Purkinje Fibres
2. Reaborption of water via the distal convoluted tubule is by which of the following?
a. Rennin and angiotensin
b.Aldosterone
c.Glucocorticoid
d.Vasopressin
3. Which of the correct sequence of events in urine formation?
a. Filteration, secretion and reabsorption
b.secretion, reabsorption and filteration
c.Filteration, reabsorption and secretion
d.Reabsorption, filteration and secretion
4. Neuroglia found in peripheral nervous system (PNS) contains the following cells:
a. Astrocytes
b.Schwann cells
c.Oligodendrocytes
d.Ependymal cells
5.Given below are two statements:
Statement I: Myoglobin and Haemoglobin are oligomeric proteins
Statement II: Myoglobin and Haemoglobin are heme-containing proteins
In the light of the above statements, choose the most appropriate answer from the options given below
a. Both statements I and Statement II are correct
b. Both statements I and Statement II are incorrect
c.Statement I is correct but statement II is incorrect
d.Statement I is incorrect but statement II is correct
6. Hormone Responsible for metamorphosis in frog is
a. Edysone
b.Thyroid hormone
c.Juvenile hormone
d.Growth hormone
7. In the stomach, HCl is secreted by
a. Chief cells
b.Parietal cells
c.Mucous cells
d.Enterochromaffin cells
Answers:
1.a.Sino-Atrial Node
2.d.Vasopressin
3. c.Filteration, reabsorption and secretion
4. b.Schwann cells
5.a. Both statements I and Statements II are correct
6. b.Thyroid hormone
7. b.Parietal cells