Final Exam- Kidney.txt

Which of the following is not one of the main processes involoved in making urine?
A) reabsorption
B) ketone production
C) filtration
D) secretion

During filtration, fluids move through the blood into the
A) filtration system
B) inferior vena cava
C) superior vena cava
D) lacteals

Which is not a component of the filtration system?
A) lamina densa
B) fenestrated capillaries in the glomerulus
C) reabsorption on the Loop of Henle
D) slits in the podocytes

The force that pushes fluid across the filtration system and leaves behind the filtrate
A) peripheral resistance
B) venous return
C) blood pressure
D) atmospheric pressure

Main function of the proximal convoluted tubule
A) filtration
B) secretion
C) gaseous exchange
D) reabsorption

This comes down into the renal medulla and functions with water/salt balance
A) distal convoluted tubule
B) loop of henle
C) bowman's capsule
D) proximal convoluted tubule

Secretion of ____ helps to regulate the acid/base balance
A) Ph
B) H
C) Na
D) O2

This is a process that dumps products and actively pushes the blood.
A) secretion
B) reabsorption
C) absorption
D) gaseous exchange

Restricts losses of water and salt in the urine
A) Renin
B) Angiotensin
C) ADH

Stimulates reabsorption at the nephron
A) Angiotensin
B) Renin
C) ADH

Which of the following is not a stimuli that causes the juxtaglomerular complex (JGA) to release renin?
A) fall in systemic pressure
B) decline in blood pressure
C) overabundance of angiotensin in the bloodstream
D) stimulation of JGA cells by sympathetic innervation

Which of the following is not an effect of Angiotensin II activation?
A) stimules secretion of aldosterone and ADH
B) stimulates reabsorption of sodium and water
C) none of these
D) constricts efferent arterioles of the nephron
E) all of these

Stimulates reabsorption of water in the distal part of the DCT and collecting system
A) Angiotensin
B) Renin
C) ADH

Which of the following is false about ADH?
A) increases the rate of osmotic water movement
B) increases water permeability of DCT
C) increases the blood viscosity
D) increases the number of water channels

The macula densa and juxtaglomerular apparatus senses BP through
A) efferent arterioles
B) afferent arterioles
C) B & C
D) blood osmolarity
E) A & C

Large cells in the visceral epithelium that wrap around the lamina densa of glomerular capillaries
A) leydig cells
B) macrophages
C) macrocytes
D) podocytes

Which is false about the glomerular filtration rate?
A) is about 10% of fluid delivered to the kidneys
B) functions in acid/base balance
C) depends on the filtration pressure
D) is the amount of filtrate kidneys produce each minute