CABT Anatomy and Physiology Fundamentals Questions and Answers

Question 1

A biomedical technician is troubleshooting an ECG machine that is displaying erratic readings from the limb leads.
A fundamental understanding of physiology suggests that this issue is most likely related to the function of which system responsible for electrical signal conduction?

Accepted Answer

Nervous system

Answer

Integumentary system

Answer

Skeletal system

Answer

Endocrine system

Question 2

Which of the following correctly describes the primary physiological function of the alveoli in the respiratory system?

Accepted Answer

To facilitate the exchange of oxygen and carbon dioxide between the air and the blood

Answer

To produce mucus that traps foreign particles

Answer

To contract and expand, forcing air in and out of the lungs

Answer

To warm and humidify incoming air before it reaches the lungs

Question 3

The concept of homeostasis is fundamental to physiology. Which of the following scenarios best illustrates this principle?

Accepted Answer

The shivering of muscles in a cold environment to generate heat and maintain body temperature.

Answer

The process of breaking down food into nutrients in the digestive system.

Answer

The increase in heart rate and respiration during physical exercise.

Answer

The transmission of a nerve impulse from a sensory neuron to the brain.

Question 4

A patient is connected to a dialysis machine. This machine is performing the primary function of which anatomical organ?

Accepted Answer

Kidneys

Answer

Liver

Answer

Spleen

Answer

Pancreas

Question 5

In the structural hierarchy of the human body, which level of organization is considered more complex than tissues?

Accepted Answer

Organs

Answer

Cells

Answer

Molecules

Answer

Organ systems

Question 6

What is the primary anatomical difference between arteries and veins that relates directly to their physiological function?

Accepted Answer

Arteries have thicker, more muscular walls to handle high pressure from the heart.

Answer

Veins have thicker, more muscular walls to withstand high pressure.

Answer

Arteries contain valves to prevent the backflow of blood.

Answer

Veins are typically located deeper within the body than arteries.