Question 1

Which of the following best illustrates the principle of complementarity of structure and function?

Accepted Answer

The sharp edges of incisors are ideal for cutting food, while the flat surfaces of molars are ideal for grinding.

Question 2

Which of the following is the correct sequence of structural organization in the human body from simplest to most complex?

Accepted Answer

Chemical level → Cellular level → Tissue level → Organ level → Organ system level → Organismal level

Question 3

A patient is unable to maintain a stable internal body temperature. Which component of the homeostatic control system is most likely malfunctioning?

Accepted Answer

Control center

Question 4

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

Accepted Answer

Regulation of blood glucose by insulin

Question 5

Which organ system is primarily responsible for synthesizing vitamin D and protecting deeper tissues from injury?

Accepted Answer

Integumentary system

Question 6

A midsagittal plane divides the body into:

Accepted Answer

Equal right and left halves

Question 7

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

Accepted Answer

It picks up fluid leaked from blood vessels and returns it to blood, and houses white blood cells involved in immunity.

Question 8

A patient has a stab wound in the left lower quadrant (LLQ) of the abdominopelvic region. Which organ is most likely to be affected?

Accepted Answer

Descending colon

Question 9

Which of the following is NOT a necessary life function?

Accepted Answer

Photosynthesis

Question 10

Which membrane directly covers the surface of the heart?

Accepted Answer

Visceral pericardium

Question 11

A patient is experiencing difficulty with voluntary movement and heat production. Which organ system is most likely affected?

Accepted Answer

Muscular system

Question 12

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

Accepted Answer

It provides the means to respond to the stimulus.

Question 13

Which of the following is an example of positive feedback?

Accepted Answer

Platelet plug formation during blood clotting

Question 14

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

Accepted Answer

Superior (cranial)

Question 15

A cross section of the body is made along which plane?

Accepted Answer

Transverse (horizontal) plane

Question 16

Which of the following is a survival need that must be present in appropriate amounts for human life?

Accepted Answer

Oxygen

Question 17

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

Accepted Answer

Eliminates wastes from the body and regulates water, electrolyte, and acid-base balance

Question 18

A patient with a break in the parietal serosa of the pericardium would most likely experience which of the following?

Accepted Answer

Inflammation or infection in the pericardial cavity

Question 19

Which of the following is NOT a subdivision of anatomy?

Accepted Answer

Neurophysiology

Question 20

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

Accepted Answer

Anatomy and physiology are inseparable because function always reflects structure.

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

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