$$\frac{28}{70} \times 100 = 40\%$$

Question 1

Which of the following best describes the function of neurons in nerve tissue?

Accepted Answer

They transmit signals for communication.

Question 2

A patient has a disorder affecting the extracellular matrix. Which tissue type is most likely to be impacted?

Accepted Answer

Connective tissue

Question 3

Which of the following is a correct sequence for the levels of organization in the human body, from smallest to largest?

Accepted Answer

Cell → Tissue → Organ → Organ system

Question 4

Which of the following is TRUE regarding the distribution of water in a 70-kg male?

Accepted Answer

Total body water is approximately 42 liters.

Question 5

Which equation correctly represents the relationship between total body water (TBW), intracellular fluid (ICF), and extracellular fluid (ECF)?

Accepted Answer

$$TBW = ICF + ECF$$

Question 6

Which of the following is a function of epithelial tissue?

Accepted Answer

Forming a barrier and transport membrane

Question 7

A gland that releases its product directly into the bloodstream without ducts is classified as:

Accepted Answer

Endocrine gland

Question 8

Which of the following best describes the internal environment of the body?

Accepted Answer

The fluid outside cells but within the body

Question 9

If a patient loses 2 liters of plasma due to severe bleeding, which compartment is directly affected?

Accepted Answer

Extracellular fluid

Question 10

Which of the following is NOT a correct function of muscle cells?

Accepted Answer

Transmitting signals for communication

Question 11

Which of the following statements about body fluid compartments is correct?

Accepted Answer

Intracellular fluid is the fluid within cells.

Question 12

Which process is responsible for the movement of nutrients from the gastrointestinal tract into the blood?

Accepted Answer

Absorption

Question 13

Which organ system is primarily responsible for controlling lung expansion?

Accepted Answer

Nervous system

Question 14

A hormone is released into the blood by a gland with no ducts. Which type of gland is this?

Accepted Answer

Endocrine

Question 15

Which of the following is a correct calculation for the percentage of body weight that is intracellular fluid in a 70-kg male?

Accepted Answer

$$\frac{28}{70} 	imes 100 = 40\%$$

Question 16

Which of the following is a real-life example of integrated body function?

Accepted Answer

Muscle contraction requires oxygen delivered by erythrocytes.

Question 17

Which of the following is the correct order for exchange between the external and internal environments?

Accepted Answer

External → Plasma → Tissue fluid → Cell

Question 18

Which of the following is a characteristic of connective tissue?

Accepted Answer

Characterized by an extracellular matrix

Question 19

Which of the following is a correct statement about the subdivisions of extracellular fluid?

Accepted Answer

Plasma surrounds blood cells, and interstitial fluid surrounds all other cells.

Question 20

A patient is diagnosed with a disease that impairs absorption in the gastrointestinal tract. Which process is most directly affected?

Accepted Answer

Movement of nutrients from GI tract to blood

Introduction to Human Physiology: Organization of the Body and Body Fluid Compartments

Study Guide - Practice Questions