Nephron

Q.

Which portion of the nephron extends into the medulla?

1. Henle's loop

2. Proximal convoluted tube

3. Distal convoluted tube

4. Papillary duct

Q. ____________ of many nephrons open into a straight tube called collecting duct.

1. Distal convoluted tubules
2. Proximal convoluted tubules
3. Bowman’s capsule
4. Henle’s loop

Q.

What organ in humans are Malpighian tubules similar to?

Q. From where does the peritubular capillaries arise from?

1. Afferent arterioles
2. Efferent arterioles
3. Renal Pelvis
4. none of the above

Q. __________ is the functional unit of the human kidney.

1. Neuron
2. Nephron
3. Alveoli
4. glomerulus

Q.

Match the parts of the Nephron.

1. 1 - Thin descending limb, 2 - Thin ascending limb, 3 - Thick ascending limb, 4 - Distal convoluted tubule

2. 1 - Thick ascending limb, 2 - Thin ascending limb, 3 - Distal convoluted tubule, 4 - Thin descending limb

3. 1 - Thick ascending limb, 2 - Thin descending limb, 3 - Thin ascending limb, 4 - Distal convoluted tubule

4. 1 - Distal convoluted tubule, 2 - Thin ascending limb, 3 - Thick ascending limb, 4 - Thin descending limb

Q. The glomerulus and Bowman's capsule together are known as the .

1. renal corpuscle
2. PCT
3. DCT
4. renal tubule

Q.

The nephrons discharge their urine at the :

1. Urinary bladder

2. Urethra

3. Renal pelvis

4. Renal pyramid

Q. A minute vessel of the efferent arterioles runs parallel to the Henle’s loop to form

1. vasa recta
2. peritubular capillary
3. malpighian tubules
4. glomerulus

Q. _________ is a tube that carries urine from the kidney to the urinary bladder.

1. Ureter
2. Urethra
3. Collecting duct
4. Renal pelvis

Q. Choose the correct statements about the anatomy of the kidney :
I. Kidney is located dorsolaterally and it is a retroperitoneal organ
II. There are two major types of nephrons - cortical nephron and juxtamedullary nephron
III. Size of the filtration slit of glomerulus is 80 nm
IV. Bowman’s capsule opens into DCT followed by loop of Henle and further by PCT

1. I, II and III only
2. I and II only
3. II, III and IV only
4. II, and IV only

Q.

Longest loop of Henle is found in____

1. kangaroo rat

2. rhesus monkey

3. dog

4. frog

Q. Glomerulus and Bowman’s capsule together constitute

1. henle’s loop
2. collecting duct
3. juxtaglomerular apparatus
4. malpighian corpuscle

Q.

Rearrange the following parts of a nephron in the order in which fluid flows through the nephron.

• Distal tubule
• Bowman's capsule
• Loop of Henle
• Collecting duct
• Proximal tubule

1. $\mathrm{Bowman}\text{'}s\mathrm{capsule}\to \mathrm{Proximal}\mathrm{tubule}\to \mathrm{Loop}\mathrm{of}\mathrm{Henle}\to \mathrm{Distal}\mathrm{tubule}\to \mathrm{Collecting}\mathrm{duct}$

2. $\mathrm{Proximal}\mathrm{tubule}\to \mathrm{Loop}\mathrm{of}\mathrm{Henle}\to \mathrm{Distal}\mathrm{tubule}\to \mathrm{Bowman}\text{'}s\mathrm{capsule}\to \mathrm{Collecting}\mathrm{duct}$

3. $\mathrm{Loop}\mathrm{of}\mathrm{Henle}\to \mathrm{Proximal}\mathrm{tubule}\to \mathrm{Distal}\mathrm{tubule}\to \mathrm{Bowman}\text{'}s\mathrm{capsule}\to \mathrm{Collecting}\mathrm{duct}$

4. $\mathrm{Bowman}\text{'}s\mathrm{capsule}\to \mathrm{Distal}\mathrm{tubule}\to \mathrm{Proximal}\mathrm{tubule}\to \mathrm{Loop}\mathrm{of}\mathrm{Henle}\to \mathrm{Collecting}\mathrm{duct}$