Question 1

Which of the following best describes the principle of homeostasis in the human body?

Accepted Answer

The body maintains a constant internal environment despite external changes.

Question 2

Which of the following is the correct sequence for the levels of organization in the human body, from simplest to most complex?

Accepted Answer

Atom → Molecule → Organelle → Cell → Tissue → Organ → Organ System → Organism

Question 3

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

Accepted Answer

Sweating to reduce body temperature when overheated

Question 4

Which directional term best describes the position of the heart relative to the lungs?

Accepted Answer

Medial

Question 5

A patient has a stab wound in the left lumbar region. Which organ is most likely to be affected?

Accepted Answer

Descending colon

Question 6

Which of the following statements best explains the relationship between anatomy and physiology?

Accepted Answer

Structure determines function; the way a body part is formed enables its function.

Question 7

Which of the following is NOT a characteristic shared by all living things?

Accepted Answer

Ability to photosynthesize

Question 8

Which plane divides the body into anterior and posterior sections?

Accepted Answer

Frontal (coronal) plane

Question 9

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

Accepted Answer

Cardiovascular system

Question 10

A scientist is examining the structure of the kidney using a microscope. Which branch of anatomy is she practicing?

Accepted Answer

Microscopic anatomy

Question 11

Which of the following best describes the role of the effector in a homeostatic regulatory mechanism?

Accepted Answer

It carries out the response to restore homeostasis.

Question 12

Which serous membrane directly covers the surface of the lungs?

Accepted Answer

Visceral pleura

Question 13

Which of the following is an example of positive feedback?

Accepted Answer

Blood clotting after a vessel is damaged

Question 14

Which organ system is responsible for producing hormones that regulate metabolism, growth, and development?

Accepted Answer

Endocrine system

Question 15

A transverse (horizontal) section through the body would divide the body into which of the following?

Accepted Answer

Superior and inferior portions

Question 16

Which of the following best describes the anatomical position?

Accepted Answer

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

Question 17

Which of the following is the correct definition of histology?

Accepted Answer

The study of tissues

Question 18

Which directional term would best describe the position of the wrist relative to the elbow?

Accepted Answer

Distal

Question 19

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

Accepted Answer

Protection against environmental hazards

Question 20

Which of the following best illustrates the concept that structure determines function in the human body?

Accepted Answer

The thin walls of alveoli in the lungs allow for efficient gas exchange.

Chapter 1: An Introduction to Anatomy & Physiology - Structured Study Notes

Study Guide - Practice Questions