Skeletal and Muscular Systems

A.    Choose the correct answer by crossing (X) a, b, c, or d.

1.       Why is our skeleton important to us?

• a.       It makes our body move

• b.       It helps to store food not used by the body

• c.       It supports our body and protects the delicate organs

• d.       It breaks down sugar to produce energy

2.       Where two bones meet, a substance called ……. stop them from rubbing together. This substance also forms our nose and ears.

• a.       Skeleton

• b.       Cartilage

• c.       Ligament

• d.       Tendons

3.       Which of the following is not correct about our skeletal system?

• a.       To provide a framework for muscles to attach to

• b.       To store minerals and make blood cells

• c.       To support our body and give it shape

• d.       To breaks down sugar to produce energy

4.       Which of the joint is allows movement in one direction only?

• a. Hinge joint

• b.       Fix joint

• c.       Ball and socket joint

• d.       Ligament

 

5.       What is the main function of our muscles?

• a.       It makes our body move

• b.       It support our body and give it shape

• c.       It breaks down sugar to produce energy

• d.       It helps to store food not used by the body

 

6.       What are three kinds of muscles in our muscular system?

• a.       Heart muscles, skeletal muscles, and facial muscles

• b.       Heart muscles, smooth muscles, and neck muscles

• c.       Heart muscles, skeletal muscles, and smooth muscles

• d.       Heart muscles, smooth muscles, and leg muscles

7.       What is the muscle line of the wall of organs and blood vessels?

• a. Heart muscle

• b. Smooth muscle

• c. Skeletal muscle

• d. Chest muscle

8.       What happen with the muscles when we move up lower arm?

• a.       Our biceps relaxed and triseps contracted

• b.       Our biceps and triseps contracted

• c.       Our biceps and triceps relaxed

• d.       Our biceps contracted and triceps relaxed

9.       Which of the following is correct about muscular system in eartworms?

• a.       Use their leg muscles to walk and run

• b.       Use their bones and muscles to hop, leap, and swim

• c.       Use the contractions and relaxations of their muscles to wriggle about in the soil

• d.       Use their bones and muscles to swim

10.       Which of the following is not correct about care for our skeletal and muscular systems?

• a.       Have a balanced diet

• b.       Exercising regularly

• c.       Keep a proper posture

• d.       Always lift the heavy object