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प्रश्न
The substances to and from the tissues diffuse through the walls of ______.
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उत्तर
The substances to and from the tissues diffuse through the walls of capillaries.
संबंधित प्रश्न
Differentiate between the following pair of terms:
RBC and WBC.
Name the disease in which the number of platelets reduces to 25,000 – 30,000 per cubic mm of blood. State its major symptoms.
Multiple choice question. Tick (✓) the correct choice:
The four blood groups in humans are
- A, B, C and D
- A, B, AB and C
- A, B, AB and O
- A, B, AB and OO
Name the iron containing protein present in RBC of blood.
Name the instruments used for measuring blood pressure.
A muscular wall is absent in ______.
Name the Following
The fine blood vessels in the tissues through which exchange of materials occurs
The circulatory system is made up of the heart, blood, and blood vessels.
A blood vessel which pumps the blood from the heart to the entire body:
Assertion: Veins have thin walls to collect blood from different organs.
Reason: Blood in veins are not under pressure.
