Vitamin Supplements May Be Harmful

question 20

Multiple Choice

Vitamin supplements may be harmful.Which supplement,when taken in high doses,has been associated with increased risk of osteoporosis and bone fractures in older adults?

• A)vitamin A
• B)vitamin B₃
• C)vitamin B₁₂
• D)vitamin D

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Definitions:

Vasodilatation

The expansion of blood vessels, leading to increased blood flow and decreased blood pressure.

Local Anesthesia

A method of pain relief that numbs a small, specific area of the body during minor procedures, without affecting consciousness.

Hypothermia Blanket

A device used to lower a patient's body temperature by circulating cool fluids through a blanket.

Hyperthermia Blanket

A medical device used to increase a patient's body temperature for therapeutic purposes.