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27 Cards in this Set
- Front
- Back
- 3rd side (hint)
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the integumentary system consist of |
skin and its attachments, glands, nails,hair,fur,wool feathers,scales,claws,beaks, horns,hooves |
attachments to the skin |
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how does skin, hair and nails play a role in the immunologic system |
skin waterproofs the body,provides vitamin d intake hair helps control body heat loss and is a sense receptor nails protect dorsal surfaces |
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Skin is composed of what kind of tissue |
epithelial tissue |
sometimes called epithelium |
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combining forms for skin are |
cutane/o derm/o dermat/o |
3 |
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what are the 3 layers skin is made of |
epidermis dermis subcutaneous |
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describe epidermis |
outermost layer of the skin and does not contain any blood vessels. |
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what is keratin and where is it found |
keratin ( kerat/o) is a protein that provides skin with waterproofing propertires and is created in the epidermis layer of the skin |
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what are melanocytes |
produces and contains black pigments in the epidermis |
black pigment is called melanin combining form melan/o |
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black pigment is called:
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melanin , combining form melan/o |
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the absence of normal pigmentation is called |
albinism |
albino |
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describe Dermis |
layer directly deep into the epidermis, also called Corium . composed of blood,lumph vessels,nerve fibres,accessory organs of the skin . also contains connective tissue composed of different cells |
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describe subcutaneous layer also called, hypodermis |
located deep to or under the dermis and is composed of connective tissue. Contains large amount of fat or lipid |
hypo- means beneath, low |
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what are the 2 main categories of skin glands |
sebaceous glands and sweat glands |
sebum and sweat |
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describe sebaceous glands |
secrets oily substance called sebum. Located in the dermis sebum is released from its glands through ducts that open into the hair follicle to the skin surface and keeps skin lubricated |
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what are ducts |
tube like passages, tiny ducts are called ductules |
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cats have sebaceous gland located |
found in the anal sacs, these glands produce musk and supracaudal glands wich cats use to mark territory when they groom and rub their tail . |
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describe sweat glands or sudorifeous glands |
aggregation of cells located in the dermis. sweat glands are divided into eccrine and apocrine glands |
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hidrosis means |
production and excretion of sweat hidr/o means sweat |
hidr/o means sweat |
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anhidrosis means hyperhidrosis means |
abnormal reduction of sweating excessive sweating |
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what is hair made of |
dead protein cells and is composed of cuticle ( one cell layer thick and appears scaly ) cortex(main component of hair shaft, several layers thick,responsible for coat color) medulla (innermost component of the hair shaft ) |
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what are digitigrade animals and plantigrade animals |
digitigrade animals: (ex: dogs and cats )because they walk on their toes with only the digital,metacarpal and metatarsal pads making contact with the ground Plantigrade : primate animals ( ex: monkeys) that walk with phalange, metacarpal,metatarsal,carpal and tarsal bones making contact with the ground |
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what does the term quicking mean and whats the combining form for claw |
used to describe trimming the nail or claw to the level of the dermis , which results in pain and bleeding combining form for claw : onych/o |
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combining form for hoove |
ungul/o |
ungulates = hooved animals |
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pruritus is commonly called |
itching, symptom of several ailments |
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skin redness is called |
erythema |
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occupation and dwelling of parasites on the external skin surface is |
ectoparasites |
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skin disease containing pus |
pyoderma |
py/o = pus |
