Science

1. 1. What are the two main types of skeletons?

• A. Cartilage

• B. Exoskeleton

• C. Axial and appendicular

• D. Compact and spongy

2. 2. Which of the following is Not a function of the skeletal system?

• A. Support for the body

• B. Protection of internal Organs

• C. Regulation of body temperature

• D. Movement in coordination with muscles

3. 3. The axial skeleton consists of the:

• A. Arms and legs

• B. Skull, vertebral column, and rib cage

• C. Pelvis and shoulder areas

• D. Hands and feet

4. 4. Which type of bone tissue is dense and found beneath the Periosteum?

• A. Spongy bone

• B. Red marrow

• C. Compact bone

• D. Yellow marrow

5. 5. The process of changing cartilage to bone is called:

• A. Mitosis

• B. Ossification

• C. Respiration

• D. Differentiation

6. 6. Which bone cells are responsible for breaking down bone?

• A. Osteoblasts

• B. Osteocytes

• C. Chondrocytes

• D. Osteoclasts

7. 7. What is the term for the thinning of bone tissue?

• A. Arthritis

• B. Osteoporosis

• C. Bursitis

• D. Osteomyelitis

8. 8. Which of the following in Not a classification of Joints?

• A. Freely movable

• B. Slightly movable

• C. Immovable

• D. Highly movable

9. 9. A hinge join permits what kind of movement?

• A. Circular movement

• B. Back and forth movement

• C. Rotation

• D. Sliding in two directions

10. 10. What is the function of synovial fluid in a joint?

• A. To hold together

• B. To protect bones

• C. To lubricate the joint

• D. To cushion the joint