Question 1

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

Accepted Answer

Anatomy studies the structure of body parts, while physiology studies how body parts work and carry out life-sustaining activities.

Question 2

At which level of structural organization do groups of similar cells work together toward a specific function?

Accepted Answer

Tissue level

Question 3

Which organ system is primarily responsible for protecting the body from injury and synthesizing vitamin D?

Accepted Answer

Integumentary system

Question 4

A patient is unable to move their limbs voluntarily but can still breathe and digest food. Which organ system is most likely impaired?

Accepted Answer

Muscular system

Question 5

Which of the following is NOT considered a necessary life function?

Accepted Answer

Digestion of vitamins only

Question 6

Which statement about homeostasis is correct?

Accepted Answer

Homeostasis is the condition of maintaining the body's internal environment in a relatively constant state.

Question 7

Which feedback mechanism results in a change in the opposite direction of the original stimulus?

Accepted Answer

Negative feedback

Question 8

Matter is defined as:

Accepted Answer

Anything that has mass and occupies space

Question 9

Which of the following is an example of mechanical energy in the human body?

Accepted Answer

Movement of body parts via skeletal muscles

Question 10

Which element is NOT one of the four that make up most of the human body?

Accepted Answer

Calcium ($$Ca)$$

Question 11

If an atom has 6 protons, 6 neutrons, and 6 electrons, what is its atomic number and mass number?

Accepted Answer

Atomic number: $$6$$, Mass number: $$12$$

Question 12

Which of the following best describes an isotope?

Accepted Answer

Atoms with the same number of protons but different numbers of neutrons

Question 13

A solution is defined as:

Accepted Answer

A mixture in which particles are evenly distributed throughout

Question 14

Which organ system is responsible for eliminating nitrogenous wastes and regulating water, electrolyte, and acid-base balance?

Accepted Answer

Urinary system

Question 15

Which of the following is a correct example of a molecule?

Accepted Answer

$$H_2O$$

Question 16

Which organ system is responsible for transporting oxygen, carbon dioxide, nutrients, and wastes?

Accepted Answer

Cardiovascular system

Question 17

Which of the following is a survival need that must be present in appropriate amounts for human life?

Accepted Answer

All of the above

Question 18

Which statement about energy conversions in the body is correct?

Accepted Answer

Energy can be converted from one form to another, but some energy is always lost as heat.

Question 19

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

Accepted Answer

Returning leaked fluid to blood vessels and housing immune cells

Question 20

A person is exposed to cold temperatures, causing their body to shiver and generate heat. Which type of feedback mechanism is this an example of?

Accepted Answer

Negative feedback

Introduction to Anatomy, Physiology, and Basic Chemistry for A&P Students

Study Guide - Practice Questions