Question

choose the best answer for each question.

1. which of the following is not a function of the skeletal system?

a. protection of organs
b. blood cell production
c. digestion of food
d. support for the body

1. how many bones are in the average adult human skeleton?

a. 196
b. 206
c. 216
d. 256

1. what type of joint is found in the shoulder?

a. hinge joint
b. ball - and - socket joint
c. pivot joint
d. fixed joint

1. what is the largest bone in the human body?

a. tibia
b. humerus
c. femur
d. radius

1. what is the name of the bone that protects the brain?

a. spine
b. skull
c. sternum
d. rib cage

1. which part of the skeleton includes the skull, vertebral column,

a. appendicular skeleton
b. axial skeleton
c. peripheral skeleton
d. central skeleton

1. what is bone marrow responsible for?

a. producing saliva
b. regulating blood pressure
c. producing blood cells
d. filtering waste

1. what connects bones to other bones?

a. tendons
b. cartilage
c. muscles
d. ligaments

Explanation:

1. The skeletal system protects organs, produces blood - cells and provides support, but not digestion.
2. The average adult human skeleton has 206 bones.
3. The shoulder has a ball - and - socket joint.
4. The femur is the largest bone in the human body.
5. The skull protects the brain.
6. The axial skeleton includes the skull, vertebral column etc.
7. Bone marrow is responsible for producing blood cells.
8. Ligaments connect bones to other bones.

Answer:

1. C. Digestion of food
2. B. 206
3. B. Ball - and - socket joint
4. C. Femur
5. B. Skull
6. B. Axial skeleton
7. C. Producing blood cells
8. D. Ligaments