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wsu mvtst 262
quiz 2
32
Anatomy
Undergraduate 2
01/31/2011

Additional Anatomy Flashcards

 


 

Cards

Term
functions of Integumentary
Definition
  1. protection
  2. thermoregulation
  3. excretion
  4. nutrtion
  5. sensation
  6. immune defense
Term

SKIN

(cutaneous membrane)

Definition

epidermis

dermis

Term
epidermis
Definition

stratified squamous epithelium

  1. keratinocytes
  2. melanocytes
  3. merkel cells
  4. langerhans cells
Term
keratinocytes
Definition

most abundant cells

4 dif cell layers can be found on most areas

Term
melanocytes
Definition

pigment deep in epidermis

tan

Term
merkel cells
Definition

sensory cells

feelings

Term

langerhans cells

 

Definition

fixed macrophages

(stop you from dying)

Term

dermal blood supply

 

Definition

skin color

cyanosis

pinkish

 

 

Term
epidermal pigment content
Definition

carotene-yellow (veggies, can be trapped)

melanin-dark pigment

 

Term
superficial papilary layer
Definition

contains aerolar connective tissue

blood vessels FD

neural tissue

 

Term
reticular layer
Definition

dense irregular CT

blood vessels, glands, muscles, hair follicles, nerves.

Term
collagen fibers
Definition

extend from reticular layer into papillary layer. and into subcutaneous layer.

binds everything.

Term
elastic fibers
Definition
cutting across parallel causes scaring
Term
cutaneous plexus
Definition
networkof blood vessels at border of reticular layer and subcutaneous
Term
papillary plexus
Definition
is highly branch network of blood vessels
Term
nerve fibers to skin are invloved in
Definition

glands

blood flow

sensations

Term

tactile discs

 

Definition
union of a merkel cell and sensory nerve endings
Term
subcutaneous layer
Definition
mix of aerolar and adipose tissue
Term
hair
Definition

protection

trap particles

sensation

movement

Term
root hair plexus
Definition
sensation
Term
arrector pili
Definition
goose bumps
Term
lanugo
Definition

1st hairs

shed b4 birth

Term
vellus
Definition
fine, colorless peach fuzz
Term
intermediate
Definition

thin colored hairs--

limbs and groin

Term

interminal hairs

 

Definition
coarse, deepest pigmented hairs found on head and face
Term
hair growth cycle
Definition
2-5 years
Term
club hair
Definition

end of growth cycle

inactive

Term
sebaceous glands
Definition
exocrine glands discharge oils
Term

apocrine sweat glands

 

Definition

around nipples and groin

bacteria make odor

secrete cloudy.

Term
merocrine sweat glands
Definition

more numerous

mostly palms and soles

Term
mammary glands
Definition
milk producing glands
Term
ceruminous glands
Definition

modified sweat glands in external auditory canal

earwax

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