Human Skin Quiz

What is the outermost layer of the skin?

• Dermis

• Epidermis

• Hypodermis

• Stratum Basale

Which cells produce melanin in the skin?

• Keratinocytes

• Fibroblasts

• Melanocytes

• Sebocytes

What is the primary function of keratinocytes?

• Produce melanin

• Provide structural support

• waterproof protection

• Excrete sebum

The stratum corneum is important for:

• blocking entrance of toxin and bacteria

• UV protection

• waterproof protection

• All of the above

Which layer of the skin contains blood vessels?

• Epidermis

• Dermis

• Stratum Basale

• Hypodermis

What do sudoriferous glands primarily excrete?

• Sebum

• Sweat

• Melanin

• Keratin

The arrector pili muscle is responsible for:

• Cooling the body

• Producing sweat

• Hair movement

• Detecting pressure

What is sebum's role in skin health?

• Provides nutrients to hair and skin

• Acts as a lubricant

• Protects against infections

• All of the above

What does the hypodermis primarily consist of?

• Dense connective tissue

• Adipose (fat) tissue

• Epithelial tissue

• Muscle tissue

Which function of the skin helps in regulating body temperature?

• Sensation

• Protection

• Sweat production

• Vitamin D synthesis