Histology Flashcards
4 types of tissues in the body
- Epithelium
- Connective
- Muscle
- Nervous
2 functions epithelium tissue does?
- covers body surfaces
- lines structures
4 functions connective tissue do?
- Protects
- Binds
- immunity
- stores fat
muscle tissue does what?
contraction
2 functions of nervous tissue?
- detects stimuli
- transmits nerve impulses
2 functions of epithelial tissue?
- covers and lines
- glandular
5 general features of epithelium tissue?
- Cellular
- has surfaces
- avascular
- innervated
- mitotically active
Define cellular
cells in continuous sheets in single or multiple layers
5 type of surfaces epithelium tissue has?
- free
- barriers
- secretory and protective
- lateral
- basal
Define avascular
no blood supply
Define innervated
has nerve supply
Define mitotically active
cells divide to produce a new population
3 basic shapes of epithelium tissue?
- Squamous
- cuboidal
- columnar
function of glands?
- secretion
2 types of glandular epithelium?
- exocrine
- endocrine
exocrine tissue does what?
secretes into ducts and other
endocrine tissue does what?
secrete directly into the blood.
3 substances of connective tissue?
- ground substance
- protein fibers
- specialized cells
3 types of protein fibers?
- collagen
- elastic
- reticular
combine ground substance & protein fibers what do you get?
extracellular matrix
5 cells found in connective tissue?
- fibroblasts
- macrophages
- plasma cells
- mast cells
- adipocytes
3 functions muscle tissue does?
- body movement
- generates heat
- maintains posture
3 types of muscle tissue?
- skeletal muscle
- smooth muscle
- cardiac muscle