Skin Structure and Function Quiz

What is the largest organ of the body?

• Heart

• Lung

• Liver

• Skin

Which layer of the skin is responsible for keratin formation?

• Dermis

• Epidermis

• Subcutaneous layer

• Hypodermis

How many layers does the epidermis consist of?

• 6

• 3

• 5

• 4

Which type of cell is the main cell type in the epidermis?

• Melanocytes

• Langerhans cells

• Keratinocytes

• Merkel cells

What is the outermost layer of the epidermis called?

• Stratum granulosum

• Stratum basale

• Stratum corneum

• Stratum lucidum

Which cells are responsible for producing melanin?

• Melanocytes

• Langerhans cells

• Merkel cells

• Keratinocytes

What type of epithelium is the epidermis composed of?

• Simple columnar

• Stratified squamous keratinized

• Stratified cuboidal

• Simple squamous

Which layer of the epidermis contains flattened cells with basophilic granules?

• Stratum granulosum

• Stratum basale

• Stratum corneum

• Stratum spinosum

What is the function of Langerhans cells?

• Produce melanin

• Produce keratin

• Sense touch

• Act as antigen-presenting cells

Where are Merkel cells primarily located?

• In the stratum granulosum

• In the dermis

• In the stratum corneum

• In the basal layer of the epidermis