$\text{Input} + \text{Production} = \text{Output} + \text{Consumption}$

Question 1

Which principle explains why the structure of a body part is closely related to its function?

Accepted Answer

Principle of complementarity of structure and function

Question 2

A patient has damage to the tissue that lines the inside of the stomach. Which branch of anatomy would be most useful for studying this tissue?

Accepted Answer

Histology

Question 3

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

Accepted Answer

Cardiovascular system

Question 4

A person is unable to maintain a stable internal temperature. Which survival need is most directly affected?

Accepted Answer

Normal body temperature

Question 5

Which of the following best describes the anatomical position?

Accepted Answer

Body is erect, palms face forward, thumbs point away from the body

Question 6

A sagittal plane divides the body into which parts?

Accepted Answer

Right and left

Question 7

Which membrane lines the walls of the ventral body cavity and folds in on itself to form the outer layer of organs?

Accepted Answer

Parietal serosa

Question 8

A patient is experiencing rapid heart rate and sweating in response to stress. Which type of feedback mechanism is most likely involved?

Accepted Answer

Feedforward (anticipatory) response

Question 9

Which of the following is NOT a necessary life function?

Accepted Answer

Respiration

Question 10

If a person has a disease that disrupts the body's ability to maintain homeostasis, which of the following is most likely to occur?

Accepted Answer

Homeostatic imbalance may result in disease or dysfunction

Question 11

Which organ system is responsible for producing sex hormones and gametes?

Accepted Answer

Reproductive system

Question 12

A scientist is studying the changes in body structures from conception to adulthood. Which branch of anatomy is this?

Accepted Answer

Developmental anatomy

Question 13

Which of the following equations best represents the law of mass balance in homeostasis?

Accepted Answer

$	ext{Input} + 	ext{Production} = 	ext{Output} + 	ext{Consumption}$

Question 14

Which of the following is the correct sequence of components in a homeostatic control system?

Accepted Answer

Receptor → Control center → Effector

Question 15

A cross section of the heart is made along a plane that divides it into superior and inferior portions. Which plane is used?

Accepted Answer

Transverse (horizontal) plane

Question 16

Which organ system is most directly involved in removing nitrogenous wastes and regulating water balance?

Accepted Answer

Urinary system

Question 17

A patient has a tumor in the mediastinum. Which body cavity is directly affected?

Accepted Answer

Thoracic cavity

Question 18

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

Accepted Answer

Allows movement, maintains posture, and produces heat

Question 19

A medical imaging technique is used to study the structure of the brain without surgery. Which branch of anatomy does this represent?

Accepted Answer

Radiographic anatomy

Question 20

Which of the following is a correct description of a negative feedback mechanism?

Accepted Answer

It reduces or eliminates the effect of the stimulus

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

Study Guide - Practice Questions