Question 1

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

Accepted Answer

The structure of a body part is directly related to its function, and changes in structure can affect function.

Question 2

A patient presents with pleurisy, which is inflammation of the serous membranes lining the thoracic cavity. What is the most likely consequence of this condition?

Accepted Answer

Friction between the pleural layers increases, causing pain during respiration.

Question 3

Which of the following is NOT a necessary life function for humans?

Accepted Answer

Accumulation of waste products

Question 4

During labor, the release of oxytocin increases uterine contractions, which in turn stimulates more oxytocin release. This is an example of:

Accepted Answer

Positive feedback

Question 5

Which imaging technique is best suited for visualizing soft tissues such as the brain and spinal cord?

Accepted Answer

Magnetic Resonance Imaging (MRI)

Question 6

A patient is experiencing heartburn due to stomach acid entering the esophagus. Which anatomical concept does this scenario best illustrate?

Accepted Answer

Homeostatic imbalance due to membrane dysfunction

Question 7

Which of the following is a component of a homeostatic control system?

Accepted Answer

Receptor

Question 8

Why is negative feedback important physiologically?

Accepted Answer

It reduces or stops the original stimulus, helping maintain stable internal conditions.

Question 9

Which of the following best describes the anatomical position?

Accepted Answer

Standing upright, feet slightly apart, arms at sides, palms facing forward.

Question 10

A hiatal hernia occurs when part of the stomach protrudes through the diaphragm into the thoracic cavity. Which boundary is compromised in this condition?

Accepted Answer

The boundary between the abdominal and thoracic cavities.

Question 11

Which of the following equations best represents the concept of homeostasis in terms of physiological variables?

Accepted Answer

$\Delta V = V_{set} - V_{actual}$

Question 12

Which of the following is a function of serous membranes in body cavities?

Accepted Answer

They reduce friction between organs during movement.

Question 13

Which quadrant would pain from the gallbladder most likely be felt in?

Accepted Answer

Right upper quadrant

Question 14

Which of the following best explains why anatomical terminology is important in medicine?

Accepted Answer

It provides a universal language for clear communication among healthcare professionals.

Question 15

Which imaging technique is most useful for detecting metabolic activity in tissues?

Accepted Answer

Positron Emission Tomography (PET)

Question 16

Which of the following is an example of a physiological gradient in the human body?

Accepted Answer

The difference in oxygen concentration between alveolar air and blood in pulmonary capillaries.

Question 17

Which of the following best describes the role of receptors in homeostatic control?

Accepted Answer

They respond to changes in the environment and send information to the control center.

Question 18

Which of the following is a real-life example of negative feedback in the human body?

Accepted Answer

Regulation of blood glucose by insulin and glucagon.

Question 19

Which of the following best illustrates the concept of contractility as a necessary life function?

Accepted Answer

The ability of muscle cells to shorten and generate force.

Question 20

A patient with a hernia has a portion of the stomach protruding into the thoracic cavity. Which membrane is most likely affected?

Accepted Answer

The peritoneal membrane

Chapter 01: The Human Body – An Orientation (BMS 507)

Study Guide - Practice Questions

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