Chapter 5: Integumentary System Flashcards
(37 cards)
List the functions of the integumentary system.
protection, temperature regulation, excretion, metabolism, absorption
Where on the body can you find thick skin?
palms, soles of feet
What happens to cells as they get pushed form the deeper epidermis to the superficial epidermis?
they die
Explain eccrine sweat glands.
produce sweat, maintains temperature, excretes salt and urea
Which layer of the epidermis undergoes cell division?
stratum basale
Define acne.
clogged sebaceous glands
Which epidermal layer is found only on the palms and soles?
stratum lucidium
List the layers to the cutaneous membrane, from superficial to deep.
epidermis, dermis, hypodermis
What do albinos not produce?
melanin
Body odor is produced by what type of glands?
sweat glands -> apocrine glands
Explain melanin.
protects body against UV rays, adds pigment to skin
Glands that excrete oil are called?
sebaceous glands
What vitamin does the skin make when introduced to sunlight?
vitamin D
The deepest layer of cells in the epidermis is?
stratum basale
What happens when the arrector pili muscle contracts?
goosebumps
The tube surrounding each hair is called?
hair follicle
How do eccrine and sebaceous glands differ?
eccrine glands produce sweat while sebaceous glands produce oil
What is the part of the hair above the skin’s surface called?
hair shaft
What type of tissue makes up the hypodermis?
fat and areolar
What type of muscle is the arrector pili muscle?
smooth muscle
What layer supplies the epidermis with blood?
dermis
Which layers of the epidermis contains Langerhans’s cells and is rich in keratin?
stratum granulosum
What pigment gives us skin color?
melanin
What type of tissue makes up the epidermis?
stratified squamous epithelium