Question 1

Which statement best describes the difference between anatomy and physiology?

Accepted Answer

Anatomy is the study of structure, whereas physiology is the study of how body structures function.

Question 2

Which of the following best illustrates the principle of complementarity of structure and function?

Accepted Answer

The rigid structure of bone allows it to support and protect organs.

Question 3

A patient is experiencing muscle weakness due to a lack of calcium ions. Which level of structural organization is directly affected?

Accepted Answer

Chemical level

Question 4

Which of the following is NOT considered a basic life process in humans?

Accepted Answer

Digestion

Question 5

A scientist is studying the movement of immune cells to an infection site. Which basic life process is being observed?

Accepted Answer

Movement

Question 6

Which feedback mechanism is responsible for regulating body temperature after exposure to cold?

Accepted Answer

Negative feedback

Question 7

During childbirth, stretch receptors in the cervix trigger the release of oxytocin, which increases uterine contractions. This is an example of:

Accepted Answer

Positive feedback

Question 8

Which of the following fluids is identical in composition to interstitial fluid but differs in location?

Accepted Answer

Lymph

Question 9

A patient has a deficiency in vitamin D, which leads to a decrease in calcium ion levels. Why can't the body restore vitamin D levels to normal?

Accepted Answer

There are no receptors to detect changes in vitamin D levels.

Question 10

Which of the following is a misconception about homeostasis?

Accepted Answer

Negative feedback is bad for the body; positive feedback is good.

Question 11

Which component of a feedback system is responsible for monitoring changes and sending information to the control center?

Accepted Answer

Receptor

Question 12

If the body's internal environment was truly static and unchanging, which of the following would NOT occur?

Accepted Answer

Blood sugar levels would remain constant after eating.

Question 13

Which of the following best describes cellular composition?

Accepted Answer

Cells are the smallest unit that can carry out functions of life.

Question 14

A medical examiner performs a postmortem examination to determine the cause of death. This procedure is called:

Accepted Answer

Autopsy

Question 15

Which of the following is an example of differentiation?

Accepted Answer

Stem cells dividing to form specialized bone cells.

Question 16

Which equation best represents the sum of all chemical processes occurring in the body?

Accepted Answer

$Metabolism = Catabolism + Anabolism$

Question 17

Which of the following is a correct statement about feedback loops?

Accepted Answer

Feedback loops exhibit varying degrees of activity depending on the body's needs.

Question 18

Which of the following is a real-world example of negative feedback?

Accepted Answer

Regulation of blood glucose levels after a meal.

Question 19

Which of the following is true regarding signs and symptoms of disease?

Accepted Answer

Signs are objective and can be measured or observed.

Question 20

Which of the following diagnostic techniques does NOT penetrate the skin or a body opening?

Accepted Answer

Palpation

Introduction to Anatomy and Physiology: Core Concepts and Organization

Study Guide - Practice Questions