Question

tricle is pumped into the
the auricles
c. In the heart, the
lies above the
d. The deoxygenated blood from the right ventricle is pum
and is transported to lungs by the
e. When both auricles and ventricles are
blood.
1. Answer the following questions briefly.
a. Explain the structure of the heart.
b. How are arteries different from veins?
c. Name the three types of blood cells. Write their functions.
d. Explain the working of the heart and the circulation of blood.
e. Write three functions of the blood.
f. What are capillaries?
g. Define heart beat.
23210913
1
Which blood cells are called 'soldiers of the body?​

Answer 1

Answer:

c. right auricle. d. the deoxygeneted blood is pumped to lungs to oxygenete it. it is transported by left auricle.

Explanation:

1. The heart is a pear shaped organ . It is slightly situated towards left side The adult human heart is the size of clenched fist . It is protected by a double layer membrane called pericardium. It is also protected by ribcage from injuries. b Arteries are different from veins that they have thick wall unlike veins which have thin walls and arteries carry pure blood c. The three types of blood cells are Red Blood cells , White blood Cells, Thrombocytes.

Answer 2

Answer:

monocyte cells are called soldiers of the body