Question

Identify three features of the newly formed skin that are different from a healthy patch of skin. Suggest a reason for each of these differences.

Answer 1

Answer:

Skin has three layers: The epidermis, the outermost layer of skin, provides a waterproof barrier and creates our skin tone. The dermis, beneath the epidermis, contains tough connective tissue, hair follicles, and sweat glands. The deeper subcutaneous tissue (hypodermis) is made of fat and connective tissue.

The skin has three main functions: Protection; Thermoregulation; Sensation.

The skin acts as a protective barrier from:

Mechanical, thermal and other physical injury;

Harmful agents;

Excessive loss of moisture and protein;

Harmful effects of UV radiation.

Answer 2

The newly formed skin have the following features:

• Contains newly formed keratinocytes.
• Appears pinkish and delicate
• Melanocytes are few.
• Do not have hair follicles

The normal patch of skin on the other hand:

• It has adequate melanocyte cells.
• Appears brownish (based on skin color,
• Already contains keratinocytes.
• Have hair follicles

The newly formed skin is formed from the basal layer of the epidermis and slowly these newly formed cells goes to the upper layers.

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