NEET PG DENTAL EXAM

HISTOLOGY

URINARY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Each kidney contains how many nephrons?
A
1 million
B
10 million
C
1 billion
D
10 billion
Explanation: 

Detailed explanation-1: -Abstract. Several studies have shown that total nephron (glomerular) number varies widely in normal human kidneys. Whereas the studies agree that average nephron number is approximately 900, 000 to 1 million per kidney, numbers for individual kidneys range from approximately 200, 000 to >2.5 million.

Detailed explanation-2: -Each kidney has about 1 million nephrons, the functional units of the kidney. Each nephron is composed of a tubule that begins in the outer layer of the kidney and eventually joins other tubules to empty into the ureter.

Detailed explanation-3: -Each of your kidneys is made up of about a million filtering units called nephrons. Each nephron includes a filter, called the glomerulus, and a tubule.

Detailed explanation-4: -There are about 1, 000, 000 nephrons in each human kidney.

There is 1 question to complete.