Which of the Following Combinations Would Place Someone at Greatest

question 20

Multiple Choice

Which of the following combinations would place someone at greatest risk for cardiovascular disease?

• A) high HDL and low LDL
• B) low HDL and low LDL
• C) high HDL and high LDL
• D) low HDL and high LDL

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Definitions:

Autonomic Nervous System

Part of the peripheral nervous system that controls bodily functions not consciously directed, such as breathing, the heartbeat, and digestive processes.

Involuntary Muscles

Muscles that operate without conscious control, responsible for movements in the heart, digestive system, and other bodily functions.

Myelin Sheath

A layer of fatty tissue encasing the fibers of many neurons, which enhances the speed and efficiency of electrical signals traveling along the nerve cells.

Axon

An extended, narrow part of a nerve cell, known as a neuron, that generally carries electrical impulses from the neuron's main body.