Medical Quiz

Excretory System Quiz


Under normal conditions, which of the following substances is found in urine?
A. blood cells
B. protein
C. glucose
D. urea

GFR in healthy individual is approximately

A. 140 L/ day

B. 160 L/ day

C. 180 L/ day

D. 200 L/ day

What is A correct order of the steps of function within the nephron?

A. Secretion, Reabsorption, Filtration

B. Reabsorption, Secretion, Filtration

C. Filtration, Reabsorption, Secretion

D. Secretion, Filtration, Reabsorption

What are the filtering units of the kidneys?

A. nephrons

B. ureters

C. nuerons

D. alveloi

What is the main function of the excretory system?
A. to collect and remove wastes from the body
B. to strengthen skeletal muscles
C. to protect the nervous system
D. to bring oxygen to body cells

In the Reabsorption process following substances are absorbed by active transport

A. Glucose

B. Amino acids

C. Sodium ions

D. All of the above

What are the goals of hemodialysis?

A. Removal of waste products

B. Regulation of fluid balance

C. Correction of electrolyte and acid/base balance

D. All of the above

Histologically cortex part of kidney is made up of large number of ……..

A. Pyramids

B. Nephrons

C. Blood cells

D. Collecting ducts

Which organ of the excretory system stores urine until the body is ready to eliminate it?
A. ureters
B. urethra
C. urinary bladder
D. urea

_________ is the outer layer of the kidney.

A. Cortex

B. Medulla

C. Pelvis

Normal pH range of urine lies between

A. 2-6

B. 4-8

C. 6-10

D. 8-12

Bowman’s capsule and glomerulus together are called

A. renal tubules

B. Malphigian tubule

C. Mammalian tubule

Blood from glomerulus is carried away by

A. Afferent arteriole

B. Efferent arteriole

C. Both of above

D. None of above

Loop of Henle dips into

A. Cortex

B. Medulla

C. Both of above

D. None of the above

Using the picture, what is the function of structure C?
A.     Carries urine away from the kidneys
B.     Stores urine
C.     Eliminates urea, excess water, and some other materials
D.     Carries urine away from body and eliminates it

Using the picture, what is the structure of A?
A.     ureter
B.     kidney
C.     urinary bladder
D.     urethra

In a healthy person, some glucose is reabsorbed into the bloodstream while majority is lost in the urine. 



The excretory system rids the body of ______ waste.
A. solid
B. liquid

The basic functional units of the kidneys are

A. neurons

B. nephron

C. ureter

D. glomerulus

Average weight of human kidney is

A. 90-140 g

B. 100-150 g

C. 110-160g

D. 120-170 g

Each nephron is made up of

A. Glomerulus

B. Renal tubule

C. Both a and b

D. None of the above

The outer layer of the kidney
A.     renal pelvis
B.     renal medulla
C.     renal cortex
D.     renal pyramid

Which of the following is not part of excretion?

A. remove toxic materials

B. remove undigested food

C. remove waste product of metabolism

D. remove substances in excess of requirement

Each kidney has nearly _________ million complex tubular structures called nephrons

A. 1

B. 2

C. 3

D. 4

One major function of the excretory system is to clean the ……………

A. urine

B. blood

C. kidneys

D. bladder


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