NEET BIOLOGY

STRUCTURAL ORGANISTION OF PLANTS AND ANIMALS

ANIMAL TISSUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What happens if red blood cells are not in round shape? What happens if red blood cells are not round?
A
Blood flows with much speed.
B
Blood coagulates fastly.
C
Blood flow stopsdown Blood flow stops
D
Oil of the above is none of the above.
Explanation: 

Detailed explanation-1: -This is a condition called anemia, and it can make you feel tired. The sickle-shaped cells can also stick to vessel walls, causing a blockage that slows or stops the flow of blood. When this happens, oxygen can’t reach nearby tissues. The lack of oxygen can cause attacks of sudden, severe pain, called pain crises.

Detailed explanation-2: -RBCs carry oxygen and nutrients to your body’s tissues and organs. If your RBCs are irregularly shaped, they may not be able to carry enough oxygen.

Detailed explanation-3: -The biconcave shape of the cell allows oxygen exchange at a constant rate over the largest possible area.

Detailed explanation-4: -The present study demonstrates that application of hydrostatic pressure of up to 15 atm changes the shape of RBC from the normal discoids to stomatocytes (cup-shaped) and accordingly increases their volume. Changes in RBC shape and volume are known to impair physiological and cellular function.

Detailed explanation-5: -Overview. Aplastic anemia is a condition that occurs when your body stops producing enough new blood cells. The condition leaves you fatigued and more prone to infections and uncontrolled bleeding. A rare and serious condition, aplastic anemia can develop at any age.

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