Which Element Must Be Present for a Substance to Be

question 70

Multiple Choice

Which element must be present for a substance to be classified as organic?

• A)Iodine
• B)Iron
• C)Carbon
• D)Calcium

---

Definitions:

Temporal Artery Thermometer

A device used to measure body temperature by capturing the heat emitted by the temporal artery, located just beneath the skin of the forehead.

Radiant Temperature

The perceived temperature felt from the warmth or coolness of surfaces and objects in an environment, affecting thermal comfort.

Skin Moisture

Refers to the level of water content within the skin, which is essential for maintaining skin health and appearance.

Peripheral Vascular Disease

A blood circulation disorder that causes the blood vessels outside of your heart and brain to narrow, block, or spasm, leading to diminished blood flow, usually to limbs.