The Capillary Wall Consists Only of

question 29

Multiple Choice

The capillary wall consists only of

• A)a single layer of epithelial cells covered by connective tissue.
• B)connective tissue.
• C)cardiac muscle.
• D)smooth muscle.
• E)a single layer of epithelial cells covered by smooth musclE.

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Definitions:

Submucosa

A layer of dense irregular connective tissue or loose connective tissue beneath the mucosa that supports it, found in various hollow organs.

Mucosa

The moist, inner lining of some organs and body cavities, such as the nose, mouth, lungs, and stomach, that secretes mucus.

Hemoglobin

A protein in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.

Enzymes

Biological molecules that act as catalysts to speed up chemical reactions in living organisms without being consumed in the process.