​During the Past 75 Years, the Introduction of Refrigeration and Food

question 39

Multiple Choice

​During the past 75 years, the introduction of refrigeration and food additives has been linked most strongly to

• A) ​decreases in lung cancer.
• B) ​increases in colon cancer.
• C) ​increases in stomach cancer.
• D) ​decreases in stomach cancer.

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Definitions:

Stratum Corneum

The outermost layer of the epidermis, consisting of dead keratinocytes, that provides a barrier against environmental damage.

Cuticle

The protective layer, often of dead cells, found at the surface of the skin or around the base of nails and hair.

Nail Plate

The hard, protective, translucent part of the nail composed of keratin, covering the nail bed and forming the visible nail.

Epidermis

The outermost layer of the skin that acts as a barrier against environmental damage and pathogens.