Question 1

Which of the following best distinguishes between the activities of anatomy and physiology?

Accepted Answer

Anatomy describes the shapes, forms, and placement of body organs, while physiology explains how those organs work.

Question 2

A patient is experiencing dehydration. Which of the following requirements of organisms is most directly affected?

Accepted Answer

Water

Question 3

Which of the following best describes homeostasis?

Accepted Answer

The process by which the body maintains a stable internal environment despite external changes.

Question 4

A person is exposed to a cold environment. Which homeostatic mechanism is most likely to be activated?

Accepted Answer

Shivering to generate heat through muscle activity.

Question 5

Which of the following equations correctly represents the relationship between pressure, force, and area?

Accepted Answer

$P = \frac{F}{A}$

Question 6

A patient has a blood pressure of 140/90 mmHg. Which of the following best describes the physiological significance of this measurement?

Accepted Answer

It reflects the force exerted by blood against the walls of arteries during heart contraction and relaxation.

Question 7

Which of the following best explains the difference between a parietal membrane and a visceral membrane?

Accepted Answer

A parietal membrane is attached to the wall of a cavity, while a visceral membrane covers the organs within the cavity.

Question 8

Which of the following is the correct order of organization in the human body from simplest to most complex?

Accepted Answer

Cell, tissue, organ, organ system, organism

Question 9

A patient is unable to sweat due to a genetic disorder. Which organ system is primarily affected, and what is a likely consequence?

Accepted Answer

Integumentary system; impaired temperature regulation

Question 10

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

Accepted Answer

It returns tissue fluid to the bloodstream and defends the body against infection.

Question 11

A patient has a tumor in the thoracic cavity. Which of the following organs could be directly affected?

Accepted Answer

Lung

Question 12

Which directional term best describes the relationship between the nose and the eyes?

Accepted Answer

The nose is medial to the eyes.

Question 13

Which of the following best describes the anatomical position?

Accepted Answer

Standing upright, facing forward, arms at the sides, palms facing forward.

Question 14

Which of the following correctly matches a body cavity with an organ it contains?

Accepted Answer

Thoracic cavity — lung

Question 15

A patient is diagnosed with a disorder affecting the serous membranes of the abdominal cavity. Which membrane is most likely involved?

Accepted Answer

Peritoneum

Question 16

Which of the following best explains why oxygen is a requirement for human life?

Accepted Answer

Oxygen is required for cellular respiration to release energy from food substances.

Question 17

A patient is found to have a homeostatic imbalance resulting in high blood glucose levels. Which organ system is most likely malfunctioning?

Accepted Answer

Endocrine system

Question 18

Which of the following is an example of a negative feedback mechanism in the human body?

Accepted Answer

Regulation of body temperature by sweating when overheated

Question 19

A patient is experiencing difficulty breathing due to fluid accumulation in the pleural cavity. Which membrane is directly involved?

Accepted Answer

Pleural membrane

Question 20

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

Accepted Answer

Anatomy provides the structure, while physiology explains the function of body parts.

Anatomy & Physiology: Foundational Concepts, Cells, and Tissues

Study Guide - Practice Questions