Structure and Function of the Skeletal System

Question 1

5 Functions of the Skeletal system?

Answer 1

Body Movement, Framework, Protection, Mineral Storage and Red Blood Cell Production

Question 2

What are the 5 types of bones?

Answer 2

Short Bones, Long Bones, Sesamoid Bones, Flat Bones, Irregular Bones

Question 3

Describe Short Bones - with examples

Answer 3

They are roughly cubical, with the same width and length; for example, the carpals of the wrist and the tarsals of the foot.

Question 4

Describe Long Bones - with examples

Answer 4

They are longer than they are wide, and they have a hollow shaft containing marrow; for example, femur, phalanges and humerus.

Question 5

Describe Sesamoid bones - with examples

Answer 5

They are small bones developed in tendons around some joints; for example, the patella at the knee joint.

Question 6

Describe Flat bones - with examples

Answer 6

They are flat areas for muscle attachment and usually enclose cavities for protecting organs; for example, the scapula, ribs, sternum and skull.

Question 7

Describe Irregular bones - with examples

Answer 7

They have no regular shape characteristics; for example, vertebrae and bones of the face.

Question 8

What are the 5 parts of the vertebral column?

Answer 8

Cervical, Thoracic, Lumbar, Sacrum and Coccyx

Question 9

How many bones are in each section?

Answer 9

Cervical (7 vertebrae)
Thoracic (12 vertebrae)
Lumbar (5 vertebrae)
Sacral (5 fused vertebrae)
Coccyx (3-5 fused vertebrae, forming the tailbone).

Question 10

What are the Epiphyseal Plates plates?

Answer 10

Epiphyseal plates, also known as growth plates, are the centres for bone growth. The majority of bone growth occurs during infancy and adolescence and has usually stopped by early adulthood.