A Chair That Provides Good Back Support and Is the Proper

question 16

Multiple Choice

A chair that provides good back support and is the proper height for the user is an example of good:

• A) body mechanics.
• B) ergonomics.
• C) workplace management.
• D) fitness practice.

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Definitions:

Nicotinic Blocking Agent

A substance that inhibits the action at nicotinic acetylcholine receptors, affecting neuromuscular function.

ANS

Autonomic Nervous System, part of the peripheral nervous system that controls bodily functions not consciously directed, such as breathing and heart rate.

Sympathetic Division

Subdivision of the autonomic division of the nervous system characterized by having the cell bodies of its preganglionic neurons located in the thoracic and upper lumbar regions of the spinal cord (thoracolumbar division); usually involved in preparing the body for physical activity; also called thoracolumbar division.

Parasympathetic Division

Subdivision of the autonomic nervous system; characterized by having the cell bodies of its preganglionic neurons located in the brainstem and the sacral region of the spinal cord (craniosacral division); usually involved in activating vegetative functions, such as digestion, defecation, and urination.