Question 1

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Regulation of body temperature

Question 2

What is the main difference between ligaments and tendons?

Accepted Answer

Ligaments hold bones together at joints, tendons attach muscle to bone

Question 3

Which type of bone cell is responsible for bone resorption and contains multiple nuclei?

Accepted Answer

Osteoclast

Question 4

A child is diagnosed with rickets. Which component of the bone matrix is most likely deficient?

Accepted Answer

Calcium phosphate

Question 5

Which equation best represents the mineral composition of bone matrix?

Accepted Answer

$Ca_5(PO_4)_3OH$

Question 6

Which structure is the site of blood cell production in adults?

Accepted Answer

Red bone marrow

Question 7

During endochondral ossification, which tissue is replaced by bone?

Accepted Answer

Cartilage

Question 8

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

Accepted Answer

They connect osteocytes for nutrient and waste exchange

Question 9

A patient suffers a fracture that breaks the skin. What type of fracture is this?

Accepted Answer

Open fracture

Question 10

Which process is responsible for the formation of flat bones such as those in the skull?

Accepted Answer

Intramembranous ossification

Question 11

Which of the following movements describes turning the palm upward?

Accepted Answer

Supination

Question 12

Which joint type is most structurally complex and allows for the greatest range of motion?

Accepted Answer

Synovial joint

Question 13

Which anatomical term refers to movement away from the midline of the body?

Accepted Answer

Abduction

Question 14

Which bone cell type synthesizes the organic matter of bone and is rich in mitochondria and rough endoplasmic reticulum?

Accepted Answer

Osteoblast

Question 15

Which part of a long bone contains the epiphyseal plate in children?

Accepted Answer

Epiphysis

Question 16

Which of the following best describes the composition of the bone matrix?

Accepted Answer

Two-thirds inorganic, one-third organic

Question 17

Which structure covers the outer surface of bone and contains osteogenic cells?

Accepted Answer

Periosteum

Question 18

Which type of bone tissue is organized into osteons and forms the outer shell of bones?

Accepted Answer

Compact bone

Question 19

Which of the following is a sesamoid bone?

Accepted Answer

Patella

Question 20

During fracture healing, what is the correct sequence of events?

Accepted Answer

Fracture hematoma, soft callus formation, hard callus formation, remodeling

The Skeletal System: Structure, Function, and Anatomy

Study Guide - Practice Questions