Juxtaglomerular Apparatus

Q.

What is the significance of juxtaglomerular apparatus (JGA) in kidney function?

Q. Juxta-glomerular apparatus is formed by cellular modification in the

1. Afferent arteriole and DCT
2. Efferent arteriole and PCT
3. Afferent arteriole and PCT
4. Efferent arteriole and DCT

Q. Which of the following favour for the formation of dilute urine?

1. ADH
2. Aldosterone
3. ANF
4. Renin

Q. Juxta glomerular apparatus is formed by cellular modifications in

1. distal convoluted tubule and afferent arterioles
2. distal convoluted tubule and efferent arterioles
3. proximal convoluted tubule and efferent arterioles
4. proximal convoluted tubule and afferent arterioles

Q.

What causes the tubules of kidneys to increase the reabsorption of water and sodium in blood?

Q.

In the kidney, glucose is mainly absorbed in……….

1. Loop of Henle

2. Bowmans capsule

3. Distal convoluted tubule

4. Proximal convoluted tubule

Q. Fall in glomerular filtration rate stimulates the

1. secretion of $H^{+}$
2. secretion of $K^{+}$
3. secretion of ammonia
4. release of renin

Q. Juxtaglomerular apparatus is a sensitive region formed at the location of contact of

1. distal convoluted tubule and efferent arterioles
2. proximal convoluted tubule and afferent arterioles
3. proximal convoluted tubule and efferent arterioles
4. distal convoluted tubule and afferent arterioles

Q. Which of the following cells does not constitute the juxtaglomerular apparatus?

1. Juxtaglomerular cells, which are present in the wall of the afferent arteriole.
2. Macula densa cells, which are present along the distal convoluted tubule.
3. Extraglomerularmesangial cells, which nestle in between the afferent and efferent arterioles.
4. Podocytes, which are attached to the basement membrane

Q.

Comment upon the hormonal regulation of selective reabsorption.

Q.

About the proximal convoluted tubules , all are true except :

1. reabsorb most of Na+ ions in glomerular filtrate

2. reabsorb most of Cl- ions in glomerular filtrate

3. reabsorb most of K+ ions in glomerular filtrate

4. contain JGCs which secrete rennin

Q.

What is the significance of juxtaglomerular apparatus (JGA) in kidney function?

Q.

Which of the following surrounds the glomerulus?

1. the afferent arteriole

2. the peritubular capillaries

3. the proximal convoluted tubule

4. the Bowman’s capsule

Q.

What is urethra?

Q.

Oedema is caused by

1. None of these

2. Increased in capillary pressure

3. Increased permeability of the capillary walls

4. Decreased rate of return of lymph

Q.

State the exact location of the Proximal Convoluted Tubule (PCT).

Q. Juxta glomerular apparatus is formed by cellular modifications in

1. distal convoluted tubule and afferent arterioles
2. distal convoluted tubule and efferent arterioles
3. proximal convoluted tubule and afferent arterioles
4. proximal convoluted tubule and efferent arterioles

Q. Mention the location and function of juxtaglomerular apparatus.

Q. Juxtaglomerular apparatus is made up of

1. Juxtaglomerular cell, Purkinje cell and chief cell
2. Juxtaglomerular cell, lacis cell and myoepithelial cell
3. Juxtaglomerular cell, macula densa and argentaffin cell
4. Juxtaglomerular cell, macula densa and lacis cell

Q. What is the role of glomerulus in kidney?

Q. A fall in glomerular filtration rate (GFR) activates

1. Juxtaglomerular cells to release renin
2. Adrenal cortex to release aldosterone
3. Adrenal medulla to release adrenaline
4. Posterior pituitary to release vasopressin

Q. Juxtaglomerular apparatus is made up of

1. Juxtaglomerular cell, macula densa and lacis cell
2. Juxtaglomerular cell, Purkinje cell and chief cell
3. Juxtaglomerular cell, lacis cell and myoepithelial cell
4. Juxtaglomerular cell, macula densa and argentaffin cell

Q.

Fill in the gaps:
Dialysis fluid contains all the constituents as in plasma except ___

Q.

Give one word for the knot-like capillary structure in a nephron.

Q. Hydrostatic pressure of blood while flowing in glomerulus of nephron is

1. 10 mm Hg
2. 18 mm Hg
3. 32 mm Hg
4. 60 mm Hg

Q. Podocytes which are attached to the basement membrane is a part of the juxta glomerular apparatus.

1. False
2. True

Q.

Mention any one function of the sertoli cells?

Q. Juxtaglomerular apparatus is formed by ____ and ___

1. Bowman's capsule, Glomerulus
2. PCT, Glomerulus
3. DCT, Bowman's capsule
4. DCT, Glomerulus

Q. Juxta-glomerular cells form

1. Angiotensinogen and angiotensin
2. Renin and erythropoietin
3. Counter-current
4. Selective secretory and absorptive apparatus

Q.

Differentiate between the following pairs on the basis of what is indicated in brackets.

Ureter and urethra (function)