NEET PG DENTAL EXAM

HISTOLOGY

URINARY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What function do the kidneys perform?
A
eliminate carbon dioxide
B
supply oxygen to body cells
C
remove urea and excess water
D
play a role in gas exchange
Explanation: 

Detailed explanation-1: -Healthy kidneys filter about a half cup of blood every minute, removing wastes and extra water to make urine. The urine flows from the kidneys to the bladder through two thin tubes of muscle called ureters, one on each side of your bladder.

Detailed explanation-2: -The kidneys are powerful chemical factories that perform the following functions: remove waste products from the body. remove drugs from the body. balance the body’s fluids.

Detailed explanation-3: -Water helps the kidneys remove wastes from your blood in the form of urine. Water also helps keep your blood vessels open so that blood can travel freely to your kidneys, and deliver essential nutrients to them. But if you become dehydrated, then it is more difficult for this delivery system to work.

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