Question 1

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

Accepted Answer

Anatomy is the study of structure, and physiology is the study of function; structure determines function.

Question 2

A patient is unable to maintain a stable internal body temperature after suffering a head injury. Which component of the homeostatic control system is most likely impaired?

Accepted Answer

Control center

Question 3

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

Accepted Answer

Regulation of blood glucose by insulin

Question 4

A person is running a marathon and begins to sweat profusely to cool down. Which necessary life function is primarily being demonstrated?

Accepted Answer

Maintaining boundaries

Question 5

Which of the following best describes the anatomical position?

Accepted Answer

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

Question 6

A surgeon makes a cut that divides the body into anterior and posterior parts. Which plane is this?

Accepted Answer

Frontal (coronal)

Question 7

Which of the following is NOT a survival need for humans?

Accepted Answer

Movement

Question 8

If a variable in the body, such as blood pressure, is too high and the body responds by lowering it back toward normal, which type of feedback is this?

Accepted Answer

Negative feedback

Question 9

Which of the following best illustrates the concept of 'structure determines function'?

Accepted Answer

The heart's muscular walls allow it to pump blood throughout the body.

Question 10

A patient has a tumor located in the mediastinum. Which cavity is affected?

Accepted Answer

Thoracic cavity

Question 11

Which directional term best describes the relationship of the elbow to the wrist?

Accepted Answer

Proximal

Question 12

Which membrane lines the abdominal cavity and covers its organs?

Accepted Answer

Parietal peritoneum

Question 13

A patient is experiencing rapid blood loss, and the body responds by increasing heart rate and constricting blood vessels to maintain blood pressure. Which homeostatic mechanism is this an example of?

Accepted Answer

Negative feedback

Question 14

Which of the following is a function of the control center in a homeostatic control system?

Accepted Answer

Determines the set point and analyzes information

Question 15

Which of the following best describes the sagittal plane?

Accepted Answer

Divides the body into right and left parts

Question 16

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

Accepted Answer

Blood clotting after a vessel injury

Question 17

A patient is lying on their back with their face upward. What is this position called?

Accepted Answer

Supine

Question 18

Which of the following best explains why oxygen is a survival need?

Accepted Answer

It is required for chemical reactions that release energy from food.

Question 19

A patient has a stab wound that penetrates the parietal pericardium. Which organ is at risk?

Accepted Answer

Heart

Question 20

Which of the following best describes the function of effectors in a homeostatic control system?

Accepted Answer

Execute the response to restore homeostasis

Introduction to Anatomy & Physiology: Organization, Homeostasis, and Anatomical Terminology

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