Chapter 5 Flashcards
(77 cards)
Without blood vessels
Avascular
Tissue that has numerous blood vessels
Vascularized
The state of steady internal conditions maintained by living things
Homeostasis
The layer of skin that is made of dense, irregular connective tissue that houses blood vessels, hair follicles, sweat glands, and other structures.
Dermis
The outer, protective layer of the skin
Epidermis
The layer of the skin below the dermis that is composed mainly of loose connective and fatty tissues; also called the subcutaneous layer
Hypodermis
The division of the nervous system involved in our fight-or-flight responses. It continuously monitors body temperature and initiates appropriate motor responses
Sympathetic nervous system
The deepest layer of the epidermis
Stratum basale
Skin with four layers that is found on most of the body.
Thin skin
Skin with five layers that is found on only the palms of the hands and soles of the feet.
Thick skin
Net-like
Reticulated
Involuntary or unconscious
Autonomic
The skin and its accessory structures
Integumentary system
Fibrous tissue
Fascia
Excision of damaged tissues and cell debris from a wound or burn to prevent infection and promote healing
Debridement
Cells that manufacture and store the protein keratin
Keratinocytes
Cells that engulf and absorb bacteria and cell particles
Phagocytes
An intracellular fibrous protein that gives hair, nails, and skin their hardness and water-resistant properties
Keratin
Accidental cell death
Necrosis
A specialized sensory nerve structure that responds to vibration
Pacinian corpuscle
A specialized sensory nerve structure that responds to light touch
Meissner corpuscles
A softening of adult bones due to Vitamin D deficiency
Osteomalacia
A painful condition in children where bones are misshapen due to a lack of calcium, causing bow-leggedness
Rickets
A form of active transport in which a cell exports material using vesicular transport
Exocytosis