Skin Quiz BWHS

Skin color is due to a pigment called

• Keratin

• Melanin

• Chromatin

• Epithelium

Answer explanation

Skin color is primarily determined by melanin, a pigment produced by melanocytes in the skin. Keratin is a protein in skin and hair, chromatin is related to DNA structure, and epithelium refers to tissue type, not pigment.

• First Degree Burn
• Second Degree Burn
• Third Degree Burn
• Fourth Degree Burn

The protein that makes us "waterproof" is called

• keratin

• melanin

• carotene

• mucus

Answer explanation

The protein that makes us 'waterproof' is keratin. It is a key structural protein found in skin, hair, and nails, providing protection and preventing water loss, unlike melanin, carotene, or mucus.

The top layer of the skin is called the _________________.

• dermis

• oil gland

• nerve

• epidermis

Answer explanation

The top layer of the skin is called the epidermis. It serves as a protective barrier, while the dermis lies beneath it, containing connective tissue, blood vessels, and nerves.

A major function of skin is protection from:

• Abrasion

• UV light 

• Entry of microorganisms

• All of the above 

Answer explanation

The skin serves as a barrier against various threats, including abrasion, UV light, and the entry of microorganisms. Therefore, the correct answer is 'All of the above' as it encompasses all protective functions of the skin.

Which is NOT a function of the skin?

• Insulation

• Movement

• Excretion

• Vitamin D Production

Answer explanation

The skin serves various functions such as insulation, excretion, and vitamin D production. However, movement is not a function of the skin; it is primarily a function of the muscles and skeletal system.

The largest organ on/in your body is your...

• Brain

• Intestines

• Skin

• Lungs

Answer explanation

The largest organ in the human body is the skin, which serves as a protective barrier and regulates temperature. It covers the entire body, making it larger than other organs like the brain, intestines, or lungs.

The layer of skin that contains special structures like glands and nerves is the...

• Hypodermis

• Dermis

• Epidermis

Answer explanation

The dermis is the layer of skin that contains special structures such as glands and nerves, making it essential for various functions like sensation and temperature regulation. The epidermis is the outer layer, while the hypodermis is deeper.

Melanin is a type of cell that produces ________ within our skin.

• Texture

• Color

• Hair

• Vitamin D

Answer explanation

Melanin is a pigment-producing cell in the skin that is responsible for the color of our skin, hair, and eyes. Therefore, the correct answer is 'Color', as it directly relates to the function of melanin.

Sweating and shivering are your body's way of regulating _________.

• Water loss

• Temperature

• Hair growth

• Vitamin D absorption

Answer explanation

Sweating and shivering are physiological responses that help maintain the body's temperature. Sweating cools the body down, while shivering generates heat, making 'Temperature' the correct answer.