1. Which is a soft, flexible supportive tissue that is replaced by bone during ossification?
A. marrow
B. Spongy bone
C. cartilage
D. outer membrane
2. Which injury occurs when the ends of the bones in a joint are forced out of their normal positions?
A. a dislocation
B. A splint
C. A fracture
D. A sprain
3. Which involuntary muscle is found only in the heart?
A. atrophied muscle
B. cardiac muscle
C. smooth muscle
D. skeletal muscle
4. Many bones of the skeletal system ____ internal organs.
A. protect
B. make up
C. produce
D. coordinate
5. Which are the strong, fibrous bands that hold bones together?
A. marrow
B. joint
C. ligaments
D. Pivots
6. Which behavior is important for keeping your skeletal system healthy?
A. avoid medical checkups
B. eating well
C. playing the same sport all year long
D. playing with an injury
7. Which describes an overuse injury?
A. joints that become irritated and inflamed when an activity is performed too often or too strenuously
B. A joint which in which the ends of the bones are forced out of their normal positions.
C. damage to the cartilage between the bones in a joint
D. An overstretched or torn ligament
8. Smooth muscles are involved in which of the following activities?
A. playing a piano
B. Digesting food
C. pumping blood
D. walking
9. Which activity is good for building muscle strength?
A. pull ups
B. basketball
C. hiking
D. golf
10. Which is the job of cardiac muscle?
A. it moves the walls of internal organs
B. it allows your heart to beat
C. it moves the bones during activities
D. It attaches to your bones
1. C. cartilage
2. A. a dislocation
3. B. cardiac muscle
4. A. protect
5. C. ligaments
6. B. eating well
7. A. joints that become irritated and inflamed when an activity is performed too often or too strenuously
8. B. Digesting food
9. A. pull ups
10. B. it allows your heart to beat