Question 1

Which of the following correctly lists the levels of structural organization in the human body from simplest to most complex?

Accepted Answer

Atom → Molecule → Organelle → Cell → Tissue → Organ → Organ System → Organism

Question 2

A patient presents with a body temperature of 39°C (normal is 37°C). Which homeostatic mechanism will most likely be activated?

Accepted Answer

Negative feedback to decrease body temperature

Question 3

Which organ system is primarily responsible for transporting nutrients, gases, and wastes throughout the body?

Accepted Answer

Circulatory (Cardiovascular) system

Question 4

A person is standing in the anatomical position. Which of the following statements is TRUE?

Accepted Answer

The body is facing forward with arms at the sides and thumbs pointing outward

Question 5

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

Accepted Answer

Protection and thermal regulation

Question 6

If a patient has damage to the dorsal side of their body, which area is most likely affected?

Accepted Answer

Back

Question 7

Which plane divides the body into anterior and posterior sections?

Accepted Answer

Frontal (Coronal) plane

Question 8

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

Accepted Answer

Carbohydrates only (excluding vitamins and minerals)

Question 9

A scientist is studying the function of the kidneys in filtering blood. This field of study is best described as:

Accepted Answer

Physiology

Question 10

Which feedback mechanism is most commonly used to maintain homeostasis in the human body?

Accepted Answer

Negative feedback

Question 11

Which organ system is responsible for producing movement and generating heat?

Accepted Answer

Muscular system

Question 12

A cut that divides the body into equal right and left halves is made along which plane?

Accepted Answer

Midsagittal plane

Question 13

Which of the following best describes the anatomical term 'superior'?

Accepted Answer

Toward the upper part of the body

Question 14

Which organ system removes wastes and excess water from the blood?

Accepted Answer

Urinary system

Question 15

A patient has a tumor in the thoracic cavity. Which organ could be affected?

Accepted Answer

Heart

Question 16

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

Accepted Answer

Blood clotting after injury

Question 17

Which directional term means 'away from the midline of the body'?

Accepted Answer

Lateral

Question 18

Which organ system is responsible for hormone production and regulation of body processes?

Accepted Answer

Endocrine system

Question 19

A person is lying face down. This position is best described as:

Accepted Answer

Prone

Question 20

Which of the following is NOT a function of the digestive system?

Accepted Answer

Production of hormones

Introduction to Human Anatomy & Physiology: Organization, Systems, and Orientation

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