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Physio | Integumentary System Review Worksheet
Terms in this set (31)
5 Function of the integumentary system
Body temperature regulation, Protection, Cutaneous sensation, Excretion and absorption, synthesis of vitamin D
Is dermis superficial to the epidermis?
What tissues are in the epidermis?
Stratified Squamous Epithelial
What tissues are in the dermis?
Areolar and Dense Irregular Connective Tissue
What tissues are in the subcutaneous?
Areolar and Adipose Connective Tissue
What tissues are in the hyperdermis
Adipose Connective Tissue
What are the function of the subcutaneous layer and is it considered a layer of skin?
It is not considered a layer of skin, it attaches to the underlying tissue and organs, storage for fat, supplies the dermis with blood, sensitive to pressue.
The epidermis is composed mostly of which type of cells?
Keratinized stratified squamous epithelium
What is 4-5 layers, produces keratin, and waterproofs skin?
What produces immune response against pathogens entering the skin?
What produces the pigment melanin?
What detects touch/sensory sensations?
What is melanin and what does it do?
Brown, Black, Yellow pigments, Overall skin shade depends upon the amount of pigment produced, give some protection against UV.
What is carotene and where is it found?
Yellow to orange pigment and it is found in subcutaneous layer and adipose tissue.
What is hemoglobin and what does it do?
Pin to red pigments, the color is due to the pigment inside red blood cells, and shade depends on amount of blood flow and oxygen.
What are the three specific function of the hair?
Protects from injury(scalp), protects from foreign particles(nose), and prevents heat loss/thermoregulation.
Where will you NOT fain hair?
on the palmer surface of the palms and on the planter surface of the feet.
What are hair root plexus?
What is hair mainly composed of?
Hair color is mainly due to ____.
Sebaceous glands are associated with _____.
What makes hair stand erect.
Contraction of the arrector pilli muscle
What do you cut when you cut your hair?
The hair shaft
Describe the sebaceous gland.
Secretes oily sebum, connected to hair follicles, and protects skin from drying out and also from bacteria.
Describe sudoriferous glands.
Sweat gland that is also the eccrine and apocrine sweat glands.
Describe apocine sweat glands
Found in the axilla, groin, areolae, and beard.
Describe the eccrine sweat gland
Widely distributed and aid in thermoregulation.
Describe the cerminous gland
Found in external auditory canal, secretes wax, combined with sebum makes earwax, and provides a barrier against foreign bodies.
Where would you find matrix producing hair cells?
What are the three functions of the nail?
Helps to grab/manipulate objects, scratches, protects ends of the digits
Why are nails so strong and durable?
They are made of tightly compact platelets of keratinized cells
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