Excretory Products and Their Elimination Questions and Answers Part-5

1.The extension of cortex in medulla is known as
a) Columnae carneae
b) Columns of bertini
c) Renal columns
d) both (b) and (c)

Answer: d
Explanation: Both (b) and (c)

2. Each nephron consists of
a) Glomerulus
b) Renal tubules
c) Both (a) and (b)
d) Calyces

Answer: c
Explanation: Both (a) and (b)

3. Glomerules along with Bowman’s capsule is called
a) Renal corpuscle
b) Malpighian tubule
c) Malpighian body
d) Both (a) and (c)

Answer: d
Explanation: Both (a) and (c)

4. A part of Nephron is situated in cortex completely
A. Malpighian Corpuscle
B. PCT
C. DCT
D. Loop of Henle
E. Collecting duct
a) A, B and C only
b) B and C only
c) A, B, C and D only
d) D and E only

Answer: a
Explanation: A, B and C only

5. Select the incorrect statement from the following:
a) The DCTs of many nephrons opens into a straight tube called collecting duct.
b) In cortical nephrons (majority), the loop of Henle is too short and extended only very little in medulla.
c) In juxta medullary nephrons (minority), the loop of Henle is very long and runs deeply into medulla.
d) Vasa recta is not a part of peritubular network

Answer: d
Explanation: "Vasa recta is not a part of peritubular network". This is incorrect statement.

6. Two kidneys of human beings lie
a) At the level of ovaries
b) At the same level
c) Left kidney at a higher level than the right one
d) Right kidney at a higher level than the left one

Answer: c
Explanation: Left kidney at a higher level than the right one

7. Which term is used both for a part of kidney and a part of skeleton in the mammals?
a) Centrum
b) Pelvis
c) Cortex
d) Medulla

Answer: b
Explanation: Pelvis

8. Mammalian kidney serve to excrete
a) Excess water, urea and amino acids
b) Excess salts, urea and excess water
c) Excess salts, excess water and excess amino acids
d) Excess salts, urea and water

Answer: b
Explanation: Excess salts, urea and excess water

9. The part through which arteries and veins enter or leave the kidney is called
a) Major calyces
b) Minor calyces
c) Hilus
d) Renal pore

Answer: c
Explanation: Hilus

10. Cells named podocytes occur in the wall of
a) Neck region of nephrons
b) Glomerular capillaries
c) Outer wall of Bowman’s capsules
d) Inner wall of Bowman’s capsules

Answer: d
Explanation: Cells named podocytes occur in the wall of inner wall of Bowman’s capsules.