Question 1

Which principle explains why the thin walls of alveoli in the lungs are essential for efficient gas exchange?

Accepted Answer

The principle of complementarity of structure and function

Question 2

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

Accepted Answer

Anatomy studies structure, and physiology studies how those structures function.

Question 3

A patient presents with a hiatal hernia. Which body cavity is primarily affected, and what is a likely symptom?

Accepted Answer

Ventral cavity; heartburn

Question 4

Which of the following is an example of negative feedback in human physiology?

Accepted Answer

Regulation of body temperature by sweating or shivering

Question 5

Which tissue type is primarily responsible for communication and control within the body?

Accepted Answer

Nervous tissue

Question 6

A surgeon needs to make an incision that divides the body into anterior and posterior sections. Which plane should be used?

Accepted Answer

Frontal (coronal) plane

Question 7

Which of the following best illustrates the hierarchy of structural organization in the human body?

Accepted Answer

Organism → Organ system → Organ → Tissue → Cell → Chemical

Question 8

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

Accepted Answer

High blood glucose levels

Question 9

A patient is experiencing pain in the right lower quadrant (RLQ) of the abdomen. Which organ is most likely involved?

Accepted Answer

Appendix

Question 10

Which of the following best describes the function of serous fluid?

Accepted Answer

It lubricates and reduces friction between serous membrane layers.

Question 11

Which directional term would best describe the position of the heart relative to the lungs?

Accepted Answer

Medial

Question 12

Which of the following is an example of positive feedback?

Accepted Answer

Platelet plug formation during blood clotting

Question 13

Which organ system is primarily responsible for eliminating nitrogenous wastes from the body?

Accepted Answer

Urinary system

Question 14

A patient has a superficial wound on the anterior aspect of the forearm. Which of the following best describes the location?

Accepted Answer

On the front surface of the lower arm, near the skin

Question 15

Which of the following best describes the function of the plasma membrane?

Accepted Answer

It forms a boundary that regulates entry and exit of substances.

Question 16

Which of the following is a correct example of the principle of complementarity?

Accepted Answer

The flat surfaces of molars are ideal for grinding food.

Question 17

Which of the following is NOT a function required for life?

Accepted Answer

Photosynthesis

Question 18

Which plane divides the body into superior and inferior parts?

Accepted Answer

Transverse (horizontal) plane

Question 19

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

Accepted Answer

It determines the set point and processes input from the receptor.

Question 20

A patient is diagnosed with an inguinal hernia. Which anatomical region is primarily affected?

Accepted Answer

Right inguinal (iliac) region

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

Study Guide - Practice Questions