Q What are cell?A: Cells are basic units of life that cannot ne seen with naked eye.

Q What are tissues?A: Same type of cells layered together to make tissues.

Q What are muscles?A: Muscles are elastic tissue which contract or relax to

produce movement.

Q Name some muscles in our body.A: Neck muscles, thigh muscles, arm muscles

and shoulder muscles.

Q How many muscles are there in our body?A: We have about 600 muscles in our body.

Q How do we move?A : Our muscles contract and pull the bones attached to them to make us move.

Q Write about muscular system.A : 1) Muscles lie underneath our skin. 2) It covers our skeleton. 3) enable movements. 4) Gives us shape. 5) Muscles work in pair.

Q What are the types of muscles?A : Muscles can be voluntary and involuntary.

Q What are voluntary muscles?A : Muscles whose actions are controlled by conscious activity, such as the movements of the arms and legs.

Q What are involuntary muscles?A : Muscles whose actions are not controlled by

conscious activity, such as the movements of internal organs. Ex heart, lungs, stomach and

intestines.

Q What happens to our biceps and triceps when we a) bend our arm b) straighten our armA : a) Biceps contract and triceps relax b) Biceps relax and triceps contract.

Q What are biceps and triceps?A: Biceps and triceps are the muscles in our arm which help us to move our arm.

Q Name some muscular organs in our body.A: Heart, stomach, intestines, bladder and uterus are muscular

organs.