Engineer & Medical

Excretory Products and th question bank (Zoology)

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Q1.

Which of the following statements about the reabsorption process in Henle's loop are correct ?
(a) The descending limb of Henle's loop is permeable to water but almost impermeable to electrolytes.
(b) Urine gets concentrated in Henle's loop.
(c) Reabsorption of Na$^+$ and water takes place in Henle's loop.
(d) Active or passive transport of electrolytes occurs in the ascending limb of Henle's loop.
Choose the correct answer from the options given below :

(A)

(a), (b) and (d) only

(B)

(a) and (b) only

(C)

(b), (c) and (d) only

(D)

(a), (b) and (c) only

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Q2.

The JGA (Juxta Glomerular Apparatus) is a special sensitive region formed by cellular modifications in ____________ related to the same nephron.

(A)

Distal convoluted tubule and efferent renal arteriole

(B)

Proximal convoluted tubule and efferent renal arteriole

(C)

Proximal convoluted tubule and afferent renal arteriole

(D)

Distal convoluted tubule and afferent renal arteriole

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