Skin Layers Quiz

What is the most superficial layer of the skin?

• Dermis

• Hypodermis

• Epidermis

• Subcutaneous layer

Where do eccrine sweat glands open?

• Into hair follicles

• Directly onto the skin

• Into the bloodstream

• Into sebaceous glands

What is the deepest layer of the epidermis?

• Stratum Corneum

• Stratum Lucidum

• Stratum Basale

• Stratum Spinosum

What type of cells in the Stratum Basale act as sensory receptors?

• Melanocytes

• Merkel cells

• Langerhans cells

• Keratinocytes

What type of cells are primarily found in the Stratum Spinosum?

• Melanocytes

• Keratinocytes

• Fibroblasts

• Langerhans cells

How often is the whole layer of the Stratum Corneum replaced?

• Every 2 weeks

• Every 3 weeks

• Every 4 weeks

• Every 5 weeks

Which layer of the epidermis is only found in thick skin, such as the palms and soles?

• Stratum Spinosum

• Stratum Lucidum

• Stratum Granulosum

• Stratum Basale

What is the primary function of the dermis layer beneath the epidermis?

• Provide nutrients and support

• Produce melanin

• Detect touch sensations

• Form a barrier

What is the function of collagen fibers in the dermis?

• Provide color

• Store fat

• Provide strength and elasticity

• Produce sweat

Which of the following is a characteristic of dense irregular connective tissue?

• Tightly packed cells

• Regular pattern of fibers

• Lots of space between cells

• No collagen fibers