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प्रश्न
What is haemoglobin? State the consequences of deficiency of haemoglobin in our bodies.
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उत्तर
Haemoglobin is the main respiratory pigment present in RBC that binds O2. Haemoglobin comprises 4 sub units each containing an Fe atom bound to haem group.
Haemoglobin deficiency leads to Anemia.
If Haemoglobin is less, oxygen carrying capacity of blood decreases and results in fatigue, loss in weight, problems in conception etc.
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संबंधित प्रश्न
The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the questions which follow:
(i) Name the blood vessels labelled 1 and 2.
(ii) State the function of blood vessels labelled 5 and 8.
(iii) What is the importance of the blood vessel labelled 6?
(iv) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(v) Draw a diagram of the different blood cells as seen in a smear of human blood.
Given below is certain structure, write the term for the functional activity.
Erythrocytes and …………………………………
Why is it necessary to know the blood groups before giving transfusion?
What does the term “double circulation” mean?
Differentiate between members of the following pairs with reference to the aspect asked within bracket:
artery and vein (type of blood primarily flowing through)
Put a tick mark (✓) against the correct alternative in the following statement.
Pulmonary vein carries
Put a tick mark (✓) against the correct alternative in the following statement.
The blood tastes saltish due to the dissolved.
Multiple choice questions. Tick ( ✓ ) the correct choice:
The four blood groups in humans are
State the Location:
Tonsils
Assertion (A): RBCs help in the transport of respiratory gases.
Reason (R): The cytoplasm of RBCs contains the respiratory pigment Haemoglobin.
