Q: Which of the following equations best represents the sum of all chemical reactions in the body (metabolism)?

$$\text{Metabolism} = \text{Catabolism} + \text{Anabolism}$$

Question 1

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

Accepted Answer

The function of a body part depends on its specific structure.

Question 2

Which subdivision of anatomy focuses on the study of structures too small to be seen without a microscope?

Accepted Answer

Microscopic anatomy

Question 3

A patient is unable to maintain a stable internal temperature despite changes in the external environment. Which concept is most directly affected?

Accepted Answer

Homeostasis

Question 4

Which of the following is NOT one of the four basic tissue types in the human body?

Accepted Answer

Skeletal tissue

Question 5

Which of the following best illustrates a negative feedback mechanism in the human body?

Accepted Answer

Regulation of blood glucose levels by insulin

Question 6

Which of the following is a requirement for life that involves the breakdown of ingested foodstuffs, followed by absorption of simple molecules into the blood?

Accepted Answer

Digestion

Question 7

A scientist is studying how the heart pumps blood and how blood pressure is regulated. Which branch of science is she most likely working in?

Accepted Answer

Physiology

Question 8

Which of the following best describes the function of the muscular system?

Accepted Answer

Allows manipulation of the environment, locomotion, and facial expression

Question 9

Which of the following is an example of a homeostatic variable?

Accepted Answer

Blood sugar

Question 10

A person is exposed to a cold environment. Which of the following best describes the sequence of events in a negative feedback loop to maintain body temperature?

Accepted Answer

Receptor detects cold, control center initiates warming response, effector increases heat production

Question 11

Which of the following is the correct order of structural organization in the human body from simplest to most complex?

Accepted Answer

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

Question 12

Which of the following is a survival need that provides the watery environment necessary for chemical reactions in the body?

Accepted Answer

Water

Question 13

Which of the following best describes the role of the control center in a homeostatic control mechanism?

Accepted Answer

Determines the set point at which a variable is maintained and processes input from the receptor

Question 14

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

Accepted Answer

Blood clotting

Question 15

A patient has a disturbance in homeostasis that increases the risk of disease. Which term best describes this condition?

Accepted Answer

Homeostatic imbalance

Question 16

Which of the following is NOT a necessary life function?

Accepted Answer

Photosynthesis

Question 17

If the body’s negative feedback mechanisms are overwhelmed, what is most likely to occur?

Accepted Answer

Destructive positive feedback mechanisms may take over

Question 18

Which of the following best describes the afferent pathway in a homeostatic control system?

Accepted Answer

It carries information from the receptor to the control center

Question 19

Which of the following equations best represents the sum of all chemical reactions in the body (metabolism)?

Accepted Answer

$$	ext{Metabolism} = 	ext{Catabolism} + 	ext{Anabolism}$$

Question 20

A person eats a meal high in carbohydrates. Which survival need is being met, and what is the primary function of this nutrient?

Accepted Answer

Carbohydrates; major source of energy

Introduction to Anatomy & Physiology: Key Concepts and Principles

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