Which of the Following Are Causes of Hypoxemia

question 5

Multiple Choice

Which of the following are causes of hypoxemia?
1) Ventilation/perfusion ( ) mismatch
2) Alveolar hypoventilation
3) Diffusion impairment
4) Increased inspired O₂

• A)1 and 2 only
• B)2 and 3 only
• C)1, 2, and 3 only
• D)1, 2, 3, and 4

---

Definitions:

Connective Tissue

A type of body tissue that supports, binds together, and protects organs.

Muscle Cells

Specialized cells that make up muscle tissue, capable of contracting to produce movement in parts of the body.

Cardiac Muscle

A type of striated muscle found exclusively in the heart, responsible for pumping blood throughout the body.

Intercalated Discs

Specialized structures in cardiac muscle cells that facilitate the synchronized contraction of the heart through electrical coupling between cells.