Question 1

Which statement best describes the principle of complementarity in anatomy and physiology?

Accepted Answer

Anatomical structure always determines physiological function, and vice versa.

Question 2

Which of the following best illustrates a negative feedback mechanism in maintaining homeostasis?

Accepted Answer

Body temperature rises, triggering sweating to cool the body down.

Question 3

A patient presents with an imbalance in blood glucose regulation. Which organ system is primarily responsible for correcting this imbalance?

Accepted Answer

Endocrine system

Question 4

Which of the following is NOT a functional characteristic necessary to maintain life in humans?

Accepted Answer

Photosynthesis

Question 5

Which anatomical term describes a position farther from the point of attachment of a limb to the trunk?

Accepted Answer

Distal

Question 6

A patient has a stab wound in the left lower quadrant of the abdominopelvic cavity. Which organ is most likely to be affected?

Accepted Answer

Descending colon

Question 7

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

Accepted Answer

Cardiovascular system

Question 8

Which of the following best describes the anatomical position?

Accepted Answer

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

Question 9

Which plane divides the body into right and left parts?

Accepted Answer

Sagittal plane

Question 10

Which of the following is an example of a positive feedback mechanism?

Accepted Answer

Release of oxytocin to intensify labor contractions during childbirth

Question 11

Which organ system is primarily responsible for removing metabolic waste products from the blood?

Accepted Answer

Urinary system

Question 12

A patient is diagnosed with diabetes mellitus. Which concept does this best illustrate?

Accepted Answer

Homeostatic imbalance

Question 13

Which of the following is NOT considered a survival need for humans?

Accepted Answer

Carbon dioxide

Question 14

Which of the following best describes the relationship between homeostasis and disease?

Accepted Answer

Disease often results from a disruption of homeostasis.

Question 15

Which of the following correctly lists the levels of structural organization in the human body from simplest to most complex?

Accepted Answer

Chemical, cell, tissue, organ, organ system, organism

Question 16

Which of the following is a correct application of anatomical terminology?

Accepted Answer

The nose is medial to the eyes.

Question 17

A patient has damage to the serous membrane lining the thoracic cavity. Which membrane is affected?

Accepted Answer

Pleura

Question 18

Which of the following is a major function of the integumentary system?

Accepted Answer

Protecting underlying tissues from injury and infection

Question 19

If a person is lying face up, what is the anatomical term for this position?

Accepted Answer

Supine

Question 20

Which equation best represents the relationship between homeostasis and feedback mechanisms?

Accepted Answer

$$Homeostasis = Negative\ Feedback + Positive\ Feedback$$

Introduction to Anatomy & Physiology: Key Concepts and Study Guide

Study Guide - Practice Questions