Question 1

Which of the following best describes the main structural difference between compact bone and spongy bone?

Accepted Answer

Compact bone contains osteons, while spongy bone contains trabeculae.

Question 2

A patient presents with an exaggerated thoracic curve in their vertebral column. Which condition does this describe?

Accepted Answer

Kyphosis

Question 3

Which bone does NOT articulate with any other bone in the human body?

Accepted Answer

Hyoid bone

Question 4

A child suffers a fracture at the epiphyseal plate of the femur. What is the most likely long-term consequence if the injury is not properly treated?

Accepted Answer

Impaired longitudinal growth of the femur

Question 5

Which of the following correctly matches the bone with its anatomical position in the appendicular skeleton?

Accepted Answer

Radius is lateral to the ulna in anatomical position

Question 6

Which of the following joints is classified as a synovial, ball-and-socket joint?

Accepted Answer

Hip joint (femur in acetabulum)

Question 7

A patient is unable to nod their head 'yes' but can still shake their head 'no.' Which vertebra is most likely affected?

Accepted Answer

Atlas (C1)

Question 8

Which of the following best describes the function of canaliculi in compact bone?

Accepted Answer

They connect osteocytes in lacunae to the blood supply and to each other.

Question 9

Which of the following is TRUE regarding the thoracic cage?

Accepted Answer

Ribs 11 and 12 are floating ribs and do not attach to the sternum.

Question 10

A patient has a lateral curvature of the vertebral column. Which term best describes this condition?

Accepted Answer

Scoliosis

Question 11

Which of the following bones is NOT part of the axial skeleton?

Accepted Answer

Scapula

Question 12

Which of the following statements about the periosteum is CORRECT?

Accepted Answer

It consists of an outer dense irregular connective tissue layer and an inner layer of osteoblasts and osteoclasts.

Question 13

Which of the following articulations is an example of a cartilaginous joint?

Accepted Answer

Pubic symphysis

Question 14

A patient with a fractured clavicle would have difficulty performing which of the following actions?

Accepted Answer

Connecting the upper limb to the axial skeleton

Question 15

Which of the following best describes the functional classification of the shoulder joint?

Accepted Answer

Diarthrotic (freely moveable)

Question 16

Which of the following is a correct pairing of bone and its function?

Accepted Answer

Calcaneus – forms the heel and supports body weight during walking

Question 17

Which of the following is TRUE regarding the vertebral foramen?

Accepted Answer

It is the opening through which the spinal cord passes.

Question 18

Which of the following bones forms part of the hard palate?

Accepted Answer

Maxillae and palatine bones

Question 19

A patient is diagnosed with lordosis. Which region of the vertebral column is primarily affected?

Accepted Answer

Lumbar region

Question 20

Which of the following best describes the difference between the epiphyseal plate and the epiphyseal line?

Accepted Answer

The epiphyseal plate is hyaline cartilage for bone growth; the epiphyseal line is bone after growth is complete.

Unit 10: The Skeletal System – Structure, Function, and Classification

Study Guide - Practice Questions