How Does Atherosclerosis Cause Aneurysms

question 25

Multiple Choice

How does atherosclerosis cause aneurysms?

• A) A reduction in oxygen causes ischemia of the intimA.
• B) An increase in endothelin increases nitric oxide.
• C) Plaque formation erodes the vessel wall.
• D) The vessel is obstructed by plaques and thrombus formation.

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Definitions:

Endocrine System

A collection of glands that secrete hormones directly into the bloodstream to regulate body processes like growth, metabolism, and mood.

Chemical Communication

The use of chemical substances to convey information among organisms, including pheromones and neurotransmitters.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating its actions and sensory information.

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for fast action in situations perceived as stressful or dangerous, often known as the "fight or flight" response.