Topic 10: Skeletal System - Overview

Question 1

What are the 2 divisions of the skeletal system?

Answer 1

• axial skeleton
• appendicular skeleton

Question 2

How many bones are in the axial skeleton?

Answer 2

80

Question 3

How many bones are in the appendicular skeleton?

Answer 3

126

Question 4

What bones are included in the axial skeleton? (5)

Answer 4

1. skull
2. hyoid bone
3. vertebral column
4. thoracic cage
   - sternum + ribs

Question 5

What is the appendicular skeleton classified as?

Answer 5

• limbs and bones that attach themselves to axial skeleton (girdles)

Question 6

What bones are included in the appendicular skeleton? (4)

Answer 6

1. Pectoral girdle
2. Pelvic Girdle
3. Upper limb (arm, forearm, hand)
4. Lower limb (thigh, leg, foot)

Question 7

What are articulations?

Answer 7

• connections between bones
  ex. the humerous articulates with the scapula