12 Questions
Which layer of the epidermis is responsible for producing keratin?
Stratum granulosum
Which type of cells in the epidermis are responsible for producing melanin?
Melanocytes
Which layer of the dermis contains small projections called papillae?
Papillary layer
What is the innermost layer of the dermis primarily made up of?
Collagen fibers
What protein is hair primarily made up of?
Keratin
What structure protects the tips of the fingers and toes from injury?
Nails
What are the main skin appendages of the integumentary system?
Nails, hair follicles, sebaceous glands, and sweat glands
Which cells in the skin play roles in the cutaneous immune response?
Langerhans cells
What is one of the functions of the integumentary system related to thermoregulation?
Regulating body temperature
Which layer of the skin is responsible for the production of vitamin D?
Epidermis
What percentage of the total body weight does the skin represent?
~16%
Which part of the skin is impermeable to water and aids in the prevention of dehydration?
Epidermis
Learn about the integumentary system, including its major components such as the skin (epidermis, dermis, and hypodermis) and accessory organs like hair, nails, sweat glands, and sebaceous glands. Dive into the structure and function of the skin, which is the largest organ of the body.
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