ANATOMY

GENERAL ANATOMY

URINARY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the function of the kidneys in the excretory/urinary system?
A
store urine before it is eliminated from the body.
B
break down food into smaller pieces through chemical digestion
C
get rid of urea, excess water, and some other waste materials released by the cells.
D
control thoughts, voluntary actions, and other sensations of the five senses.
Explanation: 

Detailed explanation-1: -Your kidneys filter your blood, separating toxins from nutrients. Vitamins, minerals, nutrients and proteins return to your bloodstream. Waste products and urine move through your ureters to your bladder. Your bladder stores urine until you use the toilet.

Detailed explanation-2: -Their main job is to cleanse the blood of toxins and transform the waste into urine. Each kidney weighs about 160 grams and gets rid of between one and one-and-a-half litres of urine per day. The two kidneys together filter 200 litres of fluid every 24 hours.

Detailed explanation-3: -The urea travels from your liver to your kidneys through your bloodstream. Healthy kidneys filter urea and remove other waste products from your blood. The filtered waste products leave your body through urine.

Detailed explanation-4: -After the body has taken the food components that it needs, waste products are left behind in the bowel and in the blood. The kidney and urinary systems help the body to get rid of liquid waste called urea.

Detailed explanation-5: -The important functions performed by the excretory system include-elimination of wastes, eliminate waste byproducts excreted by the cells, prevent the accumulation of harmful chemicals in the body, and maintain a balanced chemical concentration in the body.

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