4.3a Skin Structure

Multiple Choice

Which layer of the epidermis is avascular and composed of stratified squamous epithelium?

• Stratum corneum

• Stratum basale

• Epidermis

• Dermis

Reorder

Reorder the following from superficial to deep:

• stratum corneum

• stratum lucidum

• stratum granulosum

• stratum spinosum

• stratum basale

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Fill in the Blank

The stratum lucidum is found only in ___, hairless skin of the palms and soles.

Multiple Select

Which of the following are considered appendages of the skin? (*select ALL that apply)

• Eccrine sweat gland

• Sebaceous (oil) gland

• Hair follicle

• Hypodermis

Fill in the Blank

The pigment responsible for skin color is ___

Open Ended

Explain the role of melanocytes in determining skin color and where they are primarily located.

Multiple Choice

What is the function of epidermal dendritic cells in the skin?

• Produce melanin

• Alert and activate immune cells

• Serve as touch receptors

• Provide blood supply

Multiple Choice

Which layer of the skin contains the papillary and reticular regions?

• Epidermis

• Dermis

• Hypodermis

• Subcutaneous tissue

Fill in the Blank

The papillary layer of the dermis is primarily composed of ___ connective tissue.

Multiple Choice

Which of the following is a function of the papillary layer of the dermis?

• Indent the epidermis above

• Contain sweat and oil glands

• House deep pressure receptors

• Provide dense irregular connective tissue

Multiple Choice

What are the main layers of the skin as shown in the diagram?

• Epidermis, Dermis, Hypodermis

• Papillary layer, Reticular layer, Adipose tissue

• Hair shaft, Pore, Dermal papillae

• Eccrine sweat gland, Sebaceous gland, Hair follicle