Question 1

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

Accepted Answer

Function always reflects structure, and what a structure can do depends on its specific form.

Question 2

A histologist is most likely to study which of the following?

Accepted Answer

The microscopic structure of tissues.

Question 3

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

Accepted Answer

Urinary system

Question 4

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?

Accepted Answer

Thoracic cavity

Question 5

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 6

Which anatomical plane divides the body into right and left parts?

Accepted Answer

Sagittal plane

Question 7

A midsagittal section of the body would pass through which anatomical landmark?

Accepted Answer

The umbilicus, dividing the body into equal right and left halves

Question 8

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

Accepted Answer

Excretion

Question 9

Which serous membrane is associated with the lungs?

Accepted Answer

Pleurae

Question 10

A cross section of the body is produced by cutting along which anatomical plane?

Accepted Answer

Transverse (horizontal) plane

Question 11

Which of the following best describes metabolism?

Accepted Answer

All chemical reactions that occur in body cells, including both catabolism and anabolism

Question 12

Which organ system is most directly involved in maintaining boundaries between internal and external environments?

Accepted Answer

Integumentary system

Question 13

A patient is experiencing pleurisy, an inflammation of the serous membrane. Which cavity is most likely affected?

Accepted Answer

Thoracic cavity

Question 14

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

Accepted Answer

Movement of body parts via skeletal muscles

Question 15

Which of the following best illustrates the concept of responsiveness in living organisms?

Accepted Answer

The ability to sense and respond to stimuli, such as withdrawing a hand from a hot surface

Question 16

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

Accepted Answer

Chemical, cell, tissue, organ, organ system, organismal

Question 17

Which of the following is an example of a positive feedback mechanism?

Accepted Answer

Enhancement of labor contractions by oxytocin

Question 18

If the body temperature falls below 37°C, what is the most likely physiological consequence?

Accepted Answer

Rates of chemical reactions decrease

Question 19

Which of the following best describes the role of the control center in a homeostatic control system?

Accepted Answer

Receives input from the receptor and determines the appropriate response

Question 20

A patient is found to have a homeostatic imbalance resulting in heart failure. Which of the following best explains this phenomenon?

Accepted Answer

Negative feedback mechanisms have become overwhelmed, allowing destructive positive feedback mechanisms to take over.

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

Study Guide - Practice Questions

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