Nephron

Q. Which of the following lies in the cortical region of the kidneys?

1. Malpighian corpuscles
2. Proximal convoluted tubule
3. Distal convoluted tubules
4. All the above

Q.

Bicuspid and tricuspid valves are open during

1. Ventricular systole

2. Joint diastole

3. Atrial systole

4. Both (B) and (C)

Q.

Differentiate between auricles and ventricles.

Q. Which of the following lies in the cortical region of the kidneys?

1. Malpighian corpuscles
2. Proximal convoluted tubule
3. Distal convoluted tubules
4. All the above

Q.

What are the functions of the glycocalyx?

Q.

Which part of the nephron allows the selective reabsorption of useful substances like glucose, amino acids, salts, and water into the blood capillaries?

Q.

The excretory structure of Amphioxus (cephalochordate) is

1. Nephridia
2. Flame cell
3. Green gland
4. Malpighian tubules

Q.

What are the parts of Malpighian body?

Q.

What is inguinal canal and its function and what is inguinal hernia?

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.

Which one of the folloiwng statement is incorrec?
(a) The medullary zone of kidney is divided into a few conical masses called madullary pyramids projecting into the calyces
(b) Inside the kidney the cortical region extends in between the medullary pyraminds as renal pelvis
(c) Glomerulus along with bowman capsule is called the renal corpuscle
(d) Renal corpuscle, proximal Convoluted Tubule (PCT) and Distal Convoluted tubule (DCT) of the nephron are sutuated in the cortical region of kidney

Q. In a nephron, _________ is a network of small blood vessels (capillaries).

1. Glomerulus
2. Henle’s loop
3. Collecting duct
4. Bowman’s capsule

Q.

Briefly describe the structure and functions of nephron with neat labelled diagram.

Q. Glomerulus and Bowman’s capsule together constitute

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

Q.

What are some of the disorders of the excretory system?

Q.

Differentiate between the Bowman’s capsule and the Malpighian capsule.

Q.

The blood vessel leading away from the glomerulus is

1. Afferent arteriole

2. Efferent arteriole

3. Renal portal vein

4. None of these

Q.

The blood flowing through the renal artery is oxygenated and contains a lot of nitrogenous waste.

1. True
2. False

Q. Choose the correct option.

1. A-proximal convoluted tubule,
   B-Henle's loop,
   C-distal convoluted tubule,
   D-glomerulus,
   E-collecting duct
2. A-Henle's loop,
   B-glomerulus,
   C-proximal convoluted tubule,
   D-distal convoluted tubule,
   E-collecting duct
3. A-collecting duct,
   B-Henle's loop,
   C-proximal convoluted tubule,
   D-distal convoluted tubule,
   E-glomerulus
4. A-glomerulus,
   B- proximal convoluted tubule,
   C-Henle's loop,
   D-distal convoluted tubule,
   E-collecting duct

Q. Which is not correct with respect to human kidney?

1. Blood enters glomerulus through efferent arterioles
2. The concave part of kidney is called hilus
3. The peripheral region is called cortex and the central is called medulla
4. Malphigian capsule are present in the cortex region

Q. Glomerular filtrate passes from the glomerular capsule into the

1. Renal pelvis
2. Renal tubules
3. Peritubular capillaries
4. Vasa recta

Q.

Show the structure fo a renal corpuscle with the help of a diagram.

Q. Glomerular filtrate passes from the glomerular capsule into the

1. Vasa recta
2. Renal pelvis
3. Renal tubules
4. Peritubular capillaries

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.

Uriniferous tubules are mainly concerned with

1. Concentration of urine

2. Passage of urine

3. Reabsorption of useful substances from glomerular filtrate

4. Removal of urea from the blood

Q.

Name the following :

The blood vessel which:

a) enters malpighian capsule

b) leaves malpighian capsule.

Q.

What is the term used for bundle of capillaries within the bowmans capsule?

1. nephron

2. bile

3. Malpighian tubules

4. glomerulus

Q. What is Juxtaglomerular apparatus?

Q.

Label the parts in the following figure.

Q. Henle’s loop consists of

1. transverse and ascending limb
2. ascending and collecting duct
3. ascending and descending limb
4. collecting and descending limb