Question 1

Which principle states that the function of a body part depends on its specific structure?

Accepted Answer

Principle of complementarity of structure and function

Question 2

A patient has a disorder affecting their cellular metabolism. Which level of organization is primarily impacted?

Accepted Answer

Cellular level

Question 3

Which of the following is NOT a necessary life function listed in your notes?

Accepted Answer

Photosynthesis

Question 4

During homeostasis, which component receives input from the receptor and determines the set point?

Accepted Answer

Control center

Question 5

If blood glucose levels rise after a meal, which feedback mechanism is most likely to restore homeostasis?

Accepted Answer

Negative feedback

Question 6

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

Accepted Answer

Anatomy studies structure, physiology studies function

Question 7

A person is unable to absorb nutrients from their food. Which necessary life function is most directly affected?

Accepted Answer

Digestion

Question 8

Which level of organization consists of similar cells working together to perform a common function?

Accepted Answer

Tissue level

Question 9

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

Accepted Answer

Blood clotting

Question 10

If a person cannot respond to changes in their environment, which necessary life function is impaired?

Accepted Answer

Responsiveness

Question 11

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

Accepted Answer

The flat shape of red blood cells allows them to carry oxygen efficiently

Question 12

Which component of a homeostatic control mechanism detects changes in the environment?

Accepted Answer

Receptor

Question 13

A patient is unable to remove metabolic wastes from their body. Which necessary life function is failing?

Accepted Answer

Excretion

Question 14

Which of the following is the correct order of levels of organization from smallest to largest?

Accepted Answer

Cell, tissue, organ, organ system, organism

Question 15

Which equation best represents the transformation of energy in the body from potential to kinetic energy?

Accepted Answer

$$E_{potential} \rightarrow E_{kinetic}$$

Question 16

Which of the following is a correct example of a stimulus in a homeostatic control system?

Accepted Answer

A change in blood pressure detected by baroreceptors

Question 17

Which necessary life function involves the breakdown of ingested food followed by absorption of simple molecules into the blood?

Accepted Answer

Digestion

Question 18

A person is exposed to extreme cold and their body temperature drops. Which homeostatic mechanism will be activated?

Accepted Answer

Negative feedback to increase heat production

Question 19

Which of the following is NOT a function of the muscular system as described in your notes?

Accepted Answer

Synthesis of hormones

Question 20

If the control center in a homeostatic system malfunctions, which of the following is most likely to occur?

Accepted Answer

The effector will not receive proper instructions

Introduction to Anatomy & Physiology: Organization, Life Functions, and Homeostasis

Study Guide - Practice Questions