Question 1

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

Accepted Answer

Anatomy studies the structure of the body and its parts, while physiology studies the function of body parts.

Question 2

Arrange the following levels of structural organization from simplest to most complex: cell, tissue, organ, chemical, system, organism.

Accepted Answer

Chemical, cell, tissue, organ, system, organism

Question 3

Which organ system is primarily responsible for defending the body by giving blood cells immunity and returning fluid from tissues back into the bloodstream?

Accepted Answer

Lymphatic system

Question 4

A patient presents with a body temperature of 39°C. Which component of the homeostatic mechanism first detects this change?

Accepted Answer

Receptor

Question 5

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

Accepted Answer

Regulation of blood glucose by insulin

Question 6

Which directional term describes a structure that is farther from the attachment of a limb to the trunk?

Accepted Answer

Distal

Question 7

If a transverse plane divides the body, which two sections are created?

Accepted Answer

Superior and inferior

Question 8

Which organ system is considered the 'furnace' of the body due to its role in producing heat?

Accepted Answer

Blood (circulatory) system

Question 9

A scientist observes that as cells grow, their volume increases faster than their surface area. Which formula best represents the relationship between surface area and volume for a sphere?

Accepted Answer

$$A = 4 \pi r^2$ and V$$ = \frac{4}{3} \pi $$r^3$$

Question 10

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

Accepted Answer

Receives information from the control center and produces a response

Question 11

Which of the following is NOT housed in the dorsal body cavity?

Accepted Answer

Heart

Question 12

A patient has a stab wound in the left lower quadrant of the abdomen. Which major organ is most likely to be affected?

Accepted Answer

Descending colon

Question 13

Which anatomical position term describes the palm of the hand facing forward?

Accepted Answer

Anatomical position

Question 14

Which body plane divides the body into equal right and left halves?

Accepted Answer

Mid-sagittal plane

Question 15

Which directional term describes the carpal region as compared to the antecubital region?

Accepted Answer

Distal

Question 16

Which of the following is a correct example of positive feedback?

Accepted Answer

Release of oxytocin during childbirth

Question 17

Which of the following best describes homeostasis?

Accepted Answer

The process of maintaining a stable internal environment

Question 18

If the control center in a homeostatic mechanism receives information from the receptor, makes a decision, and sends instructions to the effector, which sequence best describes this process?

Accepted Answer

Receptor → Control center → Effector

Question 19

Which of the following is the correct term for the variable that is maintained at a set value in homeostasis?

Accepted Answer

Set point

Question 20

A patient is lying face down on an examination table. Which anatomical position term best describes this orientation?

Accepted Answer

Prone

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

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