Question 1

Which of the following best describes the principle of homeostasis in human physiology?

Accepted Answer

The process by which the body maintains a stable internal environment despite changes in external conditions.

Question 2

A patient’s blood glucose level rises after eating. The pancreas releases insulin, which lowers blood glucose back to normal. What type of feedback mechanism is this?

Accepted Answer

Negative feedback

Question 3

Which of the following is NOT a characteristic of living things?

Accepted Answer

Inability to metabolize energy

Question 4

Which anatomical term describes a structure that is closer to the head than another structure?

Accepted Answer

Cranial

Question 5

A physician orders a CT scan to visualize a patient’s abdominal organs. Which of the following best describes how a CT scan differs from an MRI?

Accepted Answer

A CT scan uses X-rays to create cross-sectional images, while an MRI uses magnetic fields and radio waves.

Question 6

Which of the following best illustrates positive feedback in the human body?

Accepted Answer

Release of oxytocin during childbirth, which intensifies uterine contractions.

Question 7

Order the following levels of organization in organisms from smallest to largest: cell, organ, tissue, organ system.

Accepted Answer

Cell, tissue, organ, organ system

Question 8

Which region of the abdomen is located directly below the sternum?

Accepted Answer

Epigastric region

Question 9

A patient is lying face down on an examination table. What is the correct anatomical term for this position?

Accepted Answer

Prone

Question 10

Which of the following best describes the function of the control center in a feedback loop?

Accepted Answer

It receives input from the receptor and determines the appropriate response.

Question 11

Which of the following pairs correctly matches a body cavity with its major organ?

Accepted Answer

Thoracic cavity – heart

Question 12

Which diagnostic test is most appropriate for visualizing soft tissues such as the brain and spinal cord?

Accepted Answer

MRI (Magnetic Resonance Imaging)

Question 13

Which anatomical plane divides the body into anterior and posterior sections?

Accepted Answer

Coronal (frontal) plane

Question 14

If a patient has a superficial wound, which layer of tissue is most likely affected?

Accepted Answer

Epidermis

Question 15

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

Accepted Answer

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

Question 16

Which quadrant of the abdomen contains the majority of the liver?

Accepted Answer

Right upper quadrant

Question 17

A patient is experiencing difficulty breathing due to fluid accumulation in the pleural cavity. Which system of the body is primarily affected?

Accepted Answer

Respiratory system

Question 18

Which of the following is the correct definition of metabolism?

Accepted Answer

The sum of all chemical reactions that occur within the body.

Question 19

Which anatomical term refers to the back side of the body?

Accepted Answer

Dorsal

Question 20

A patient is diagnosed with a disorder affecting the cranial/cephalic region. Which organ is most likely involved?

Accepted Answer

Brain

Anatomy & Physiology: Foundational Concepts and Systems Overview

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