Question 1

Which of the following best describes the difference between anatomy and physiology?

Accepted Answer

Anatomy is the study of body structure, while physiology is the study of body function.

Question 2

Which organ system is primarily responsible for transporting nutrients, gases, and wastes throughout the body?

Accepted Answer

Cardiovascular system

Question 3

Which of the following is the correct sequence of structural levels of organization in the human body, from smallest to largest?

Accepted Answer

Chemical level → Cellular level → Tissue level → Organ level → Organ system level → Organism level

Question 4

A patient has damage to the pleura. Which organ is most likely affected?

Accepted Answer

Lungs

Question 5

Which body cavity contains both the heart and lungs?

Accepted Answer

Thoracic cavity

Question 6

Which membrane lines the abdominal cavity and covers most digestive organs?

Accepted Answer

Peritoneum

Question 7

Which organ system is responsible for producing movement and maintaining posture?

Accepted Answer

Muscular system

Question 8

Homeostasis is best defined as:

Accepted Answer

The maintenance of a relatively stable internal environment

Question 9

Which feedback loop mechanism is most likely to regulate body temperature?

Accepted Answer

Negative feedback

Question 10

Which of the following best illustrates the principle that structure and function are related at all levels of organization?

Accepted Answer

Lung tissue is thin to allow rapid movement of gases.

Question 11

A gradient occurs when:

Accepted Answer

There is more of something in one area than another and the two areas are connected.

Question 12

Which organ system is primarily responsible for defending the body against disease and returning fluid to the bloodstream?

Accepted Answer

Lymphatic system

Question 13

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

Accepted Answer

Production of movement

Question 14

Which organ system is responsible for removing wastes from the blood and regulating water balance?

Accepted Answer

Urinary system

Question 15

Which of the following best describes the function of the endocrine system?

Accepted Answer

Produces hormones that regulate body processes

Question 16

Which organ system includes the trachea, lungs, and diaphragm?

Accepted Answer

Respiratory system

Question 17

A patient has a tumor in the vertebral cavity. Which major organ is most likely affected?

Accepted Answer

Spinal cord

Question 18

Which of the following equations best represents the concept of a gradient in physiology?

Accepted Answer

$$C_{1} \u003e C_{2}$$, where $$C_{1}$$ and $$C_{2}$$ are concentrations in two connected areas

Question 19

Which of the following is a correct example of a negative feedback loop in the human body?

Accepted Answer

Body temperature rises, triggering mechanisms to cool the body.

Question 20

Which organ system is responsible for the production of gametes and continuation of the species?

Accepted Answer

Reproductive system

Introduction to Anatomy & Physiology: Organization, Body Cavities, and Organ Systems

Study Guide - Practice Questions