Question

SELON
ANSWER THE FOLLOWING QUESTIONS.
25. Observe the following diagram and answer the following questions:
a) How many chambers are there in the heart? Write their name.
b) Write the name of instrument used to check heartbeat.
c) What is pulse rate .Write the normal pulse rate in human.​

Answer 1

Answer:

a)4

b)stratoscope

c)between 60 and 100 pulse rate

Answer 2

Answer:

(a) Chambers of the heart. The heart has four chambers: two atria and two ventricles. The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle. The right ventricle pumps the oxygen-poor blood to the lungs.

(b)Stethoscope.

(c)pulse rate is the number of times your heart beats in one minute. For adults 18 and older, a normal resting heart rate is between 60 and 100 beats per minute (bpm), depending on the person's physical condition and age. For children ages 6 to 15, the normal resting heart rate is between 70 and 100 bpm.

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