Epidermis & Dermis Recap

Multiple Choice

What is the most superficial layer of the skin?

• Stratum basale

• Hypodermis/Subcutaneous layer

• Epidermis
• Dermis

Multiple Choice

What is the deepest layer of the skin?

• Epidermis
• Hypodermis/Subcutaneous layer

• Stratum corneum
• Dermis

Draw

Label the stratum corneum.

Draw

Label the stratum granulosum.

Draw

Label the stratum spinosum.

Draw

Label the stratum basale.

Multiple Choice

In the stratum basale, the single row of cells are...?

• actively mitotic

• dead

• filled with keratin

• water resistant

Multiple Choice

The stratum corneum contains...?

• keratin-producing keratinocytes

•  thin & translucent keratinocytes

• multiple layers of flattened, dead keratinocytes

• a single layer of stem cells, which are actively dividing

Multiple Choice

Which of the following structures would NOT be found in the epidermis?

• blood vessels

• keratinocytes

• melanocytes

• tactile (Merkel) cells

• dendritic (Langerhans) cells

Multiple Choice

Which of the following is NOT true regarding the dermis?

• Contains thinner layer of areolar connective tissue & thicker layer of dense irregular connective tissue

• Contains blood vessels, touch & pain receptors

• Contains multiple layers of dead, keratin-filled, water resistant cells that protect the body's internal environment

• Contains accessory structures such as sweat & oil glands, along with hair follicles

Draw

Label a dermal papilla.

Draw

Label a free nerve ending.