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Chapter 12 The Integumentary System with 100- correct answers (graded A+).
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Chapter 12 The Integumentary System with 100- correct answers (graded A+).
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Chapter 12: TheIntegumentary System with
100% correct answers
(graded A+)
integumentary system - answer made up of the skin and its related
structures and performs important functions in maintaining the
health of the body
skin - answer forms the protective outer layer covering the external
surfaces of the entire body
sebaceous glands - answer secrete sebum that lubricates the skin
and discourages the growth of bacteria on the skin
sweat glands - answer help regulate body temperature and water
content by secreting sweat
cutaneous - answer the outermost layer of skin which is made up of
several specialized epithelial tissues
epithelial tissues - answer for a protective covering for all of the
internal and external surfaces of the body
squamous epithelial tissue - answer forms the upper layer of the
epidermis
basal layer - answer the lowest layer of the epidermis
,keratin - answer a fibrous water repellent protein
melanocytes - answer special cells that are also found in the basal
cell layer
melanin - answer the pigment that determines the color of the skin
which depends upon the type and amount of this pigment that is
present
dermis (corium) - answer the thick layer of living tissue directly
below the epidermis
sensory nerve endings - answer the dermis are the sensory
receptors for stimuli such as touch, temperature, pain, and pressure
collagen - answer means glue and is a tough yet flexible fibrous
protein material found in the skin and also in the bones, cartilage,
tendons, and ligaments
mast cells - answer found in the connective tissue of the dermis,
respond to injury, infection, or allergy by producing and releasing
substances including heparin and histamine
heparin - answer an anticoagulant released in response to an injury
histamine - answer released in response to allergens to cause to
signs of an allergic response including itching and increased mucus
secretion
subcutaneous layer - answer located just below the layers of the
skin and connects the skin to the surface muscles
, adipose tissue - answer tissue that stores fat
lipocytes (fat cells) - answer predominant in the subcutaneous layer
where where they manufacture and store large quantities of fat
sebum - answer oily substance that is released through ducts
opening into the hair follicles
sweat (sudoriferous) glands - answer tiny coiled glands found on
almost all body surfaces
pores - answer openings on the surface of the skin that act as the
ducts of the sweat glands
perspiration (sweat) - answer secreted by sweat glands and is made
up of 99% water plus some salt and metabolic waste products
hidrosis - answer the production and excretion of perspiration
mammary glands - answer modified sweat glands that produce milk
hair - answer fibers that are rod like structures composed of tightly
fused dead protein cells filled with hard keratin
hair follicles - answer the sacs that hold the root of the hair fibers
arrector pili - answer tiny muscle fibers attached to the hair follicles
that cause the hair to stand erect
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