Question 1

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

Accepted Answer

The thin walls of alveoli in the lungs allow for efficient gas exchange.

Question 2

A patient is experiencing difficulty with movement and posture. Which organ system is most likely affected?

Accepted Answer

Muscular system

Question 3

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

Accepted Answer

Enhancement of labor contractions by oxytocin

Question 4

A transverse (horizontal) plane divides the body into which of the following sections?

Accepted Answer

Superior and inferior

Question 5

Which serous membrane is directly associated with the lungs?

Accepted Answer

Pleura

Question 6

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

Accepted Answer

Heart

Question 7

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 8

Which of the following is NOT a necessary life function for humans?

Accepted Answer

Photosynthesis

Question 9

A patient is diagnosed with peritonitis. Which body cavity is primarily affected?

Accepted Answer

Abdominopelvic cavity

Question 10

Which of the following best describes negative feedback?

Accepted Answer

A response that reduces or shuts off the original stimulus

Question 11

If a person is standing in the standard anatomical position, which of the following is true?

Accepted Answer

The palms are facing forward and the thumbs point away from the body.

Question 12

Which organ is located primarily in the right upper quadrant (RUQ) of the abdominopelvic cavity?

Accepted Answer

Liver

Question 13

A midsagittal plane divides the body into:

Accepted Answer

Equal right and left halves

Question 14

Which of the following best explains why homeostatic imbalance increases the risk of disease?

Accepted Answer

It disrupts the body's ability to maintain stable internal conditions.

Question 15

Which of the following is an example of a survival need, rather than a life function?

Accepted Answer

Oxygen

Question 16

A patient with a broken femur is said to have an injury in which body region?

Accepted Answer

Femoral

Question 17

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

Accepted Answer

Returns leaked fluid to blood and houses immune cells

Question 18

A patient is experiencing high blood glucose levels. Which feedback mechanism is most likely to restore homeostasis?

Accepted Answer

Negative feedback via insulin secretion

Question 19

Which of the following best describes the difference between cytology and histology?

Accepted Answer

Cytology studies cells; histology studies tissues.

Question 20

A surgeon makes an incision that separates the thoracic cavity from the abdominopelvic cavity. Which anatomical landmark is being cut?

Accepted Answer

Diaphragm

Chapter 1: The Human Body – An Orientation (Anatomy & Physiology Study Notes)

Study Guide - Practice Questions