$$\text{Bone Mass} = \text{Calcium Intake} - \text{Calcium Loss}$$

Question 1

Which of the following is NOT a primary function of the integumentary system?

Accepted Answer

Production of red blood cells

Question 2

A patient presents with a burn that is red, painful, and blisters. Which layers of the skin are most likely damaged?

Accepted Answer

Epidermis and dermis

Question 3

Which protein is produced by keratinocytes and what is its primary function?

Accepted Answer

Keratin; provides waterproofing and strength

Question 4

What is the correct order of the layers of the epidermis from deepest to most superficial?

Accepted Answer

Stratum basale, stratum spinosum, stratum granulosum, stratum corneum

Question 5

Which type of gland is responsible for producing sweat that helps regulate body temperature?

Accepted Answer

Eccrine gland

Question 6

Melanocytes respond to increased UV radiation by:

Accepted Answer

Increasing melanin production

Question 7

Which of the following best describes the difference between exocrine and endocrine glands?

Accepted Answer

Exocrine glands secrete onto body surfaces or into cavities; endocrine glands secrete hormones directly into the bloodstream

Question 8

Which of the following is a characteristic of a malignant melanoma according to the ABCDE rule?

Accepted Answer

Evolving shape or color

Question 9

Which membrane lines body cavities that are open to the exterior, such as the respiratory tract?

Accepted Answer

Mucous membrane

Question 10

Which cell type is primarily responsible for bone resorption?

Accepted Answer

Osteoclast

Question 11

A long bone contains both red and yellow bone marrow. What is the main function of yellow bone marrow?

Accepted Answer

Storage of fat

Question 12

Which hormone increases blood calcium levels by stimulating osteoclast activity?

Accepted Answer

Parathyroid hormone (PTH)

Question 13

During bone repair, which step occurs first after a fracture?

Accepted Answer

Formation of a hematoma

Question 14

Which equation best represents the relationship between bone mass and calcium homeostasis?

Accepted Answer

$$	ext{Bone Mass} = 	ext{Calcium Intake} - 	ext{Calcium Loss}$$

Question 15

Which bone is classified as a flat bone and protects the heart?

Accepted Answer

Sternum

Question 16

The epiphyseal plate is responsible for:

Accepted Answer

Longitudinal growth of bones

Question 17

Which of the following best describes the tissue type that embryonic bone precursors are made of before ossification?

Accepted Answer

Hyaline cartilage

Question 18

Which joint type allows the greatest range of movement and is found in the shoulder and hip?

Accepted Answer

Ball-and-socket joint

Question 19

A patient has a fracture in the femur. Which skeleton does this bone belong to?

Accepted Answer

Appendicular skeleton

Question 20

Which of the following best describes a synarthrosis joint?

Accepted Answer

Immovable

Study Guide: Integumentary and Skeletal Systems (Chapters 4 & 5)

Study Guide - Practice Questions