Question

pls answer pls
6. Which of these is responsible for blood clotting ?

(a) RBCS

(b) WBCS (c) Platelets (d) Haemoglobin.

7. During heavy exercise, we get cramps in the legs due to the accumulation of

(a) Carbon dioxide (b) Lactic acid (c) Alcohol (d) water.

8. A large muscular sheet which forms the floor of the chest cavity is called

9.Say true or false. During heavy exercise the breathing rate of a person slows down.

10.Heart beats can be felt with the help of an instrument called a​

Answer 1

Answer:

5.he right and left atria,right and left ventricles

6.C

7.B

8.Diaphragm

9.FALSE

10.Sthethoscope.

Explanation:

Answer 2

Answer:

5)The right and left atria, right and left ventricles

6)c) Platelets

7)b) Lactic acid

8) Diaphragm

9) False

10) Stethoscope

Explanation:

hope it works!!!