Rewrite and complete the following sentences by inserting the correct word in the
space indicated:

(ii) The blood vessel which begins and ends in capillaries is the ............ .

Differentiate between the following pairs on the basis of what is mentioned
within brackets:

ii. RBC and WBC (Shape)

The diagram below represents the human heart in one phase of its function.

Study the diagram carefully and answer the questions that follow:

i. Name the phase.

ii. Which part of the heart is contracting in this phase? Give a reason to support your answer.

iii. Name the parts labelled 1 to 4.

iv. What type of blood flows through ‘2’?

v State the function of the part numbered ‘5’.

vi Name the membrane that covers the heart.

Explain the following terms:

v. Pulse

Name the following :

The mineral element essential for the clotting of blood.

State the main functions of the following:

Coronary artery

State the main functions of the following:

Thrombocytes

Give the exact location of the following:

Mitral valve

Rewrite and complete the following sentences by inserting the correct word in the
space indicated:

(ii) The blood vessel which begins and ends in capillaries is the ............ .

Study the following diagram carefully and answer the questions which follow:


(i) Name the celll.
(ii) What phenomenon is occurring in A?
(iii) Mention two structural differences between 1 and 2.
(iv) Name the process occurring in B and C and state the importance of this process in
the human body.

Give reasons for the following:

(iv) A matured mammalian erythrocyte lacks nucleus and mitochondria.