Chapter 4

Question 1

Blood cells are produced by stem cells in ______ bone marrow.

Answer 1

Red

Question 2

Which bone disorder primarily affects women and is due to a severe lack of bone density?

Answer 2

Osteoporosis

Question 3

Bone serves as a reservoir for which electrolyte?

Answer 3

Calcium

Question 4

Which class is the Long bone?

Answer 4

Ulna

Question 5

Which class is the Flat bone?

Answer 5

Rib

Question 6

Which class is the Short bone?

Answer 6

Calcaneus

Question 7

Which class is the Irregular bones?

Answer 7

Vertebra

Question 8

Which class is the Sesamoid bone?

Answer 8

Patella

Question 9

What covers the epiphyses of long bones?

Answer 9

Articular cartilage

Question 10

What are foramina?

Answer 10

Holes in the skull that allow blood vessels and nerves to pass through

Question 11

What is the function of the intervertebral disks?

Answer 11

Act as shock absorbers cushioning the vertebrae

Question 12

In the developing skull of a fetus, where is the largest fontanelle, or soft spot, located?

Answer 12

Between the frontal and parietal bones

Question 13

What happens after the epiphyseal plates close?

Answer 13

Growth stops

Question 14

What is NOT a function of the skeletal system?

Answer 14

Communication

Question 15

How many thoracic vertebrae are in the spinal column?

Answer 15

12

Question 16

What bone DOES NOT make up the pelvic girdle?

Answer 16

Acetabulum

Question 17

Starting at the superior end of the spinal column, name the type of vertebrae in order

Answer 17

1. Cervical vertebrae
2. Thoracic vertebrae
3. Lumbar vertebrae
4. Sacrum
5. Coccyx

Question 18

What is NOT a cranial bone?

Answer 18

Foramen

Question 19

Which function does the Osteoblasts NOT perform?

Answer 19

Osteoblasts break down bone when necessary