A Patient Is Diagnosed with a Type IV Delayed Hypersensitivity

question 4

Multiple Choice

A patient is diagnosed with a type IV delayed hypersensitivity reaction. Which patient reaction is an example of this type of reaction?

• A) The patient's hands are dry, red, swollen, and itchy after wearing a latex costume to a party 2 days ago.
• B) The patient is light-headed and complains of nausea after being stung by a wasp.
• C) The patient develops rash and joint pain a week after taking penicillin.
• D) The patient goes into shock after receiving a unit of blood.

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Definitions:

Dental Hygiene

The practice of keeping one's mouth, teeth, and gums clean and healthy to prevent disease.

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A cosmetic dental procedure using laser technology to accelerate the bleaching effect on teeth, making them appear whiter in short sessions.

Ultimate Consumer

The end user of a product, who uses it for personal, family, or household purposes.

Retail Stores

Places of business that sell goods or merchandise directly to consumers, ranging from clothing and groceries to electronics and household items.