Question 1

Which statement best describes the principle of complementarity of structure and function in human anatomy and physiology?

Accepted Answer

Structure always reflects function; what a structure can do depends on its specific form.

Question 2

A patient presents with a hiatal hernia, where part of the stomach protrudes through the diaphragm into the thoracic cavity. Which body cavity is directly affected by this condition?

Accepted Answer

Ventral body cavity

Question 3

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

Accepted Answer

Regulation of blood glucose by insulin

Question 4

A researcher is studying the microscopic structure of tissues. Which branch of anatomy is she most likely working in?

Accepted Answer

Histology

Question 5

Which organ system is primarily responsible for removing metabolic waste products such as urea from the body?

Accepted Answer

Urinary system

Question 6

A midsagittal plane divides the body into:

Accepted Answer

Equal right and left halves

Question 7

Which of the following best illustrates anatomical variability in humans?

Accepted Answer

Over 90% of anatomical structures match textbook descriptions, but nerves or blood vessels may be out of place.

Question 8

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

Accepted Answer

Excessive atmospheric pressure

Question 9

A medical student is asked to palpate the liver during a physical exam. Which skill is she using?

Accepted Answer

Palpation

Question 10

Which of the following correctly matches the serous membrane with its location?

Accepted Answer

Visceral pericardium covers the heart

Question 11

A patient is experiencing inflammation of the peritoneum. What is the medical term for this condition?

Accepted Answer

Peritonitis

Question 12

Which of the following best describes the law of mass balance in homeostasis?

Accepted Answer

The total amount of a substance taken in must equal the amount lost.

Question 13

Which organ system is primarily responsible for controlling and regulating homeostatic mechanisms in the body?

Accepted Answer

Nervous and endocrine systems

Question 14

A cut made along a transverse plane would produce a section dividing the body into:

Accepted Answer

Superior and inferior parts

Question 15

Which of the following is an example of a feedforward (anticipatory) response?

Accepted Answer

Release of saliva in response to the smell of food before ingestion

Question 16

Which of the following directional terms means 'toward the head or upper part of a structure'?

Accepted Answer

Superior

Question 17

A surgeon must avoid confusion between right and left when performing surgery. Which anatomical concept helps prevent such errors?

Accepted Answer

Use of anatomical position as a reference

Question 18

Which of the following is a function of the integumentary system?

Accepted Answer

Protection from environmental hazards

Question 19

Which of the following best describes the difference between sex and gender as presented in anatomy and physiology?

Accepted Answer

Sex refers to biological attributes; gender is a psychosocial construct.

Question 20

A patient has inflammation of the pleurae. Which organ system is most directly affected?

Accepted Answer

Respiratory system

Introduction to Human Anatomy & Physiology: Orientation and Foundational Concepts

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