skin test Flashcards

0
Q

vasconstiation

A

Constricting blood vessels and bring them away from the surface

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1
Q

vasdiatation

A

Enlarging blood vessels occurs in superficial capillaries close to the surface

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2
Q

What is a burn

A

Tissue damage inflicted by intense heat electricity with you she or chemicals

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3
Q

What do you burn victims need

A

Lots of nutrients and calories by gastric tube supplements by iv

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4
Q

What is surgical debridement

A

Cleaning

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5
Q

What is dermatome

A

Shaving pieces of the skin

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6
Q

What are two temporary wound coverings in their function

A

Allograft cadaver skin or homograph – human cadaver

xenograft Hetrograph which are pig skin

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7
Q

Permanent coverings and their function

A

Autograft-organ transplant of the skin 2 types
Sheet unburned area of the skin large taken to be stretched
meshed enlarging the donor skin by a machine technique not very durable

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8
Q

Humans are

A

Homeothermic

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9
Q

What is frostbite

A

The water inside of skin cells freezing and expanding

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10
Q

What part of the brain controls body temperature

A

Hypothalamus

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11
Q

What are free nerve endings, their function and their extent

A

Most lovely distribute to touch receptors involved with light touch paid and he will structural detail extended the dermis into the epidermis

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12
Q

What are free nerve ending attached to

A

merkel corpusles

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13
Q

What are merkel corpusles funtion and location

A

A prevalent in the palms of hands and feet sensitive to light touch and pressure

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14
Q

meissner corpusles

A

Their egg shaped encapsulated they are highly coiled it’s right by Schwan cells they detect light touch in the palms of the hands and soles of the feet lips and external genitalia

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15
Q

ruffini’s corpusles

A

Found in the dermis sensitive to pressure and skin distortion a.k.a. pulling

16
Q

pancinian corpusles

A

Con centric cellular layers with distinctive She’ll found within the dermis sensitive to vibration in the fingertips external genitalia and walls of urinary Blatter

17
Q

Sensory nerve fibres

A

Found deep with in the dermis close to the hypodermis a set of nerve endings associated with the roots of surface hair

18
Q

What two things do sensory nerve fibers decect

A

Sensations and movement

19
Q

metabloism

A

cell relelase of energy in food

20
Q

what does the body do at temp below 31

A

stops shivering

21
Q

funtions of hair

4

A

guarding against head injury heat loss sun burn sheilds eyes from sun

22
Q

hair bulb is

A

where hair extends from -dermis

23
Q

papilli

A

provides nurtients to hair bulb

24
Q

arrector pili

A

smooth muscles that contact hair follicle

25
Q

hair root

A

portion of the hair follicleto the top of epidermis

26
Q

hair shaft

A

region of hair that projects from the skin

27
Q

culticle (hair)

A

outermost layer single celled layers over like shingles

28
Q

cortex (Hair)

A

multilayered flattened cells

29
Q

medulla(hair)

A

core shaft large cells big gaps

30
Q

what 2 things affect hair density

A

hormones and nutrition

31
Q

what is alopecia

A

Baldness

32
Q

a follicle is

A

long cannal which the hair grows out of

33
Q

scientific name for the cuticule

A

eponchium

34
Q

what constitutes the nail bed

A

stratinu germinatuim

35
Q

basale cell carcinoma

A

least milligant and common arises from stratum basle

36
Q

squamous cell carcinomia

A

arises from the spinosum
metasizes to lymphnode
early removal = good chance to get better

37
Q

milligant melanoma

A

most deadly cancer of malanocytes
metasizes rapidly into the lymphs and blood vessels
uses ABCD dectcion