Understanding Your Skin

What is the largest organ of the human body?

• Skin

• Liver

• Lungs

• Heart

Which layer of the skin is visible and considered when we think of 'skin'?

• Dermis

• Hypodermis

• Subcutis

• Epidermis

What is the primary function of melanocytes?

• Synthesizing melanin

• Synthesizing vitamin D

• Producing sweat

• Protecting against infection

How often does the epidermis completely replace itself?

• Every 9-10 weeks

• Every 7-8 weeks

• Every 4-6 weeks

• Every 2-3 weeks

What is the main component of the dermis?

• Adipose tissue

• Keratinocytes

• Collagen and elastin fibers

• Melanocytes

Which layer of skin is primarily responsible for the sensation of touch?

• Stratum corneum

• Hypodermis

• Dermis

• Epidermis

What is the primary purpose of the hypodermis?

• Protecting against infection

• Synthesizing vitamin D

• Sweating and circulating blood

• Providing insulation and energy storage

What does a tattoo needle need to penetrate to ensure the tattoo is permanent?

• Epidermis

• Dermis

• Hypodermis

• Stratum basale