What is epithelial, connective, muscular and nervous?
200
The cells that make up 90% of the epidermis
What is keratinocytes?
200
The growth of hair each year
What is 5 inches/year?
200
bone destroyers; break down bone by exocytosis
What is osteoclasts
200
infection of bone caused by Staphylacoccus Aureus possibly entered blood from a urinary infection or respiratory
What is osteomyelitis
300
The location and function of simple columnar epithelium
What is location: mucosa lining in stomach, intestines, utuerus, uterine tubes and respiratory tract; absorption, secretion and transport of mucus
300
The three things that melanin (skin color) depends on:
What is heredity, exposure to sun, and hormone regulation of MSH and ACTH?
300
The part of the nail groove that is hidden by the cuticle
What is the nail root?
300
bone formation that occurs within hyaline cartilage
What is endochondral ossification
300
a fracture of the bone, occurring typically in children, in which one side of the bone is broken and the other only bent.
What is greenstick fracture
400
The different types of connective fibers and their characteristics:
What is
-Collagen: very strong; tissue flexibility
-Elastic: strong; stretched 150% of relaxed length
-Reticular: thinner than collagen; support and strength
400
Name the cells that make up the lowest part of the epidermis and what their function is
What is Merkel cells; interact with tactile discc of sensory neurons (pacinians corpuscles)
400
found in axilla, groin, areola of breast and bearded regions of males
What is apocrine sweat glands
400
growth in thickness
What is appositional growth
400
hormone found at wounds to stimulate growth of epidermal cells and fibroblasts
What is epidermal growth factor
500
Name 4 of the 6 vitamins and what they promote:
What is
-Vitamin A- epithelial tissue
-Vitamin B- enzyme systems
-Vitamin C- collagen synthesis and formation of new blood vessels
-Vitamin D- healing bone fractures; calcium absorption
-Vitamin E- prevents scarring and promotes healing
-Vitamin K- blood clotting
500
The three layers of the dermis and what they contain
What is
-Papillary Layer- form ridges/basis for fingerprinting/presence of meissner's corpuscles
-Reticular Layer- contains hair follicles, nerves, sebacious and suderiferous glands
-Superficial Fascia/Subcutaneous Tissue- Contain pacinians corpuscles/storage for fat/large blood vessels for skin
500
attached to follicle; the contraction produces "goose bumps"
What is arrestor pilli muscles
500
name the 5 zones of the growth plate
What is zone of resting cartilage, proliferation, hypertrophic, calcified cartilage, ossification zone
500
synthesize collagen and other materials that form scar tissue