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HOSA: Med Term Integumentary Part 1

Anatomy and Physiology30 CardsCreated 2 months ago

This deck covers key terms and concepts related to the integumentary system, including definitions and functions of various components such as skin, glands, and tissues.

define SKIN

protective layer covering external body surface
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Key Terms

Term
Definition
define SKIN
protective layer covering external body surface
define SEBACEOUS GLANDS
secrete sebum, lubricates skin, & discourage bacteria growth
define HAIR
controls loss of body heat
aka: unguis
nails
define LUNULA
half moon region @ every nail root where new keratin cells form
define CUTICLE
narrow band of epidermis attached to nail to protect new keratin cells

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TermDefinition
define SKIN
protective layer covering external body surface
define SEBACEOUS GLANDS
secrete sebum, lubricates skin, & discourage bacteria growth
define HAIR
controls loss of body heat
aka: unguis
nails
define LUNULA
half moon region @ every nail root where new keratin cells form
define CUTICLE
narrow band of epidermis attached to nail to protect new keratin cells
define NAIL ROOT
fastens nail to finger via groove in skin
define EPIDERMIS
outermost layer of skin of 5 layers w/no vessels or connective tissue
define EPITHELIAL TISSUES
protective covering for all internal & external surfaces
describe SQUAMOUS EPITHELIAL TISSUE
makes up upper layer of dermis; flat, scaly cells continuously shed
describe KERATIN
fibrous, H2O repellent protein; soft & hard
define MELANOCYTES
cells that make melanin
aka: dermis
corium
define COLLAGEN
tough & flexible fibrous protein
define MAST CELLS
connective tissue of dermis that responds to injury, infection, allergy, & makes & releases substances (heparin & histamine)
define HEPARIN
anticoagulant that responds to injury
define HISTAMINE
causes symptoms of allergic responses
define SENSORY NERVE ENDINGS
sensory receptors for touch, temperature, pain & pressure
define SUBCUTANEOUS LAYER
connect skin to surface muscle made of connective & adipose tissue
define ECCRINE GLANDS
sudoriferous glands all over skin
define APOCRINE GLANDS
sudoriferous glands @ hair follicles
define PORES
openings on skin acting as sweat gland ducts
define PERSPIRATION
99% H2O & other waste products that cool body & interact w/bacteria on skin
define HIDROSIS
production & excretion of perspiration
define MAMMARY GLANDS
modified sweat glands
define GRANULATION TISSUE
normally forms during healing leading to a scar
define PYODERMA
any acute, inflammatory, pus-forming bacterial skin infection
define ACNE VULGARIS
chronic & inflammatory overproduction of sebum around shaft leading to pus
define COMEDO
non infected lesion from buildup of sebum & keratin in follicle w/acne vulgaris
define WHITEHEAD
comedo w/obstructed opening