First-Class Levers__________

question 8

Multiple Choice

First-class levers__________ .

• A) are used when standing on tip-toe
• B) are typified by tweezers or forceps
• C) have load at one end of the lever, fulcrum at the other, and effort applied somewhere in the middle
• D) in the body can operate at a mechanical advantage or mechanical disadvantage, depending on specific location

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Definitions:

Lymphangitis

Inflammation of the lymphatic channels, typically resulting from a bacterial infection, and leading to red, painful streaks under the skin.

Cellulitis

A bacterial infection of the skin and tissues beneath the skin, leading to redness, pain, and swelling.

Macule Skin Lesion

A flat, distinct, colored area of skin less than 1 cm wide without any change in the texture or thickness of the skin.

Nonpalpable

Unable to be felt by touch, often referring to abnormalities within the body that cannot be detected through physical examination.