Lecture Exam 2 Chapter 5 Tissues Flashcards
there are ? tillion cells of ? different cell types
50
200
4 primary tissues
epithelial tissue
connective tissue
nervous tissue
miscular tissue
epithelial tissue
connective tissue
nervous tissue
miscular tissue
4 primary tissues
organ
composed of 2 or more tissue types
composed of 2 or more tissue types
organ
histology
study of tissues and how they are arranged into organs
study of tissues and how they are arranged into organs
histology
tissue
group of similar cells
group of similar cells
tissue
matrix is composed of
fibrous proteins
clear gel galled ground substance
fibrous proteins
clear gel galled ground substance
matrix is composed of
6 characteristics of epithelial tissue
covers body surfaced and lines body coavities
upper surface exposed to env or internal space in body
constitutes most glands
avascular (no blood vessles)
contain sensory nerves
regenarate automatically
covers body surfaced and lines body coavities
upper surface exposed to env or internal space in body
constitutes most glands
avascular (no blood vessles)
contain sensory nerves
regenarate automatically
6 characteristics of epithelial tissue
one layer (simple) epithelial tissue allows for ? & ?
diffusion & filtration
multiple (stratified) layer epithelial tissue allows for ?
protection
epithelial tissue have higher rate of ?
mitosis
epithelial tissue basment membrane
layer between epithelium & underlying connective tissue
layer between epithelium & underlying connective tissue
epithelial tissue basment membrane
epithelial tissue basal surface
surface of epithelial cell facing the basement membrane (bottom)
surface of epithelial cell facing the basement membrane (bottom)
epithelial tissue basal surface
epithelial tissue apical surface
surface of epithelial cell facing away from the basement membrane (top)
surface of epithelial cell facing away from the basement membrane (top)
epithelial tissue apical surface
simple epithelia is named by the ? of the cell
shape
all simple epithelia cells touch the ?
basement membrane
stratified epithelia is named by ?
the shape of apical (top layer) cells
stratified epithelia do not touch the ?
basment membrane
goblet cells are ?
location is ?
wingless shaped mucus secreting cells
lacation - simple columnar & pseudostratified cilliated columnar
wingless shaped mucus secreting cells
lacation - simple columnar & pseudostratified cilliated columnar
goblet cells
simple squamous epithelium
function ?
location ?
function - filtration & diffusion
location - alveoli, glomeruli, endothelium
function - filtration & diffusion
location - alveoli, glomeruli, endothelium
simple squamous epithelium
simple cuboidal epithelium
function ?
location ?
function - absorption & secretion
location - liver, thyroid, mammary,
function - absorption & secretion
location - liver, thyroid, mammary,
simple cuboidal epithelium
simple columnar epithelium
function ?
location ?
function - microvilli increases surface area for more absorption & secretion
location - lining of stomach
function - microvilli increases surface area for more absorption & secretion
location - lining of stomach
simple columnar epithelium
pseudostratified ciliated columnar
function ?
location ?
function - secretes & propels mucus
location - lining of trachea
function - secretes & propels mucus
location - lining of trachea
pseudostratified ciliated columnar
function ?
location ?
2 kinds of stratified squamous epithelia
keratinized
nonkeratinized
keratinized
function ?
location ?
function - layer of dead skin resist abrasions & penatration of pathogens
location - palms & soles of feet
function - layer of dead skin resist abrasions & penatration of pathogens
location - palms & soles of feet
keratinized
nonkeratinized
function ?
location ?
function - no dead skin resist abrasion & penatration of pathogens slightly
location - esophagus
function - no dead skin resist abrasion & penatration of pathogens slightly
location - esophagus
nonkeratinized
stratified cuboidal epithelium
function ?
location ?
function - secretes sweat
location - sweat gland ducts
function - secretes sweat
location - sweat gland ducts
stratified cuboidal epithelium
stratified columnar epithelium
function ?
location ?
function - resist abrasions
location - pharynx
function - resist abrasions
location - pharynx
stratified columnar epithelium
transitional epithelium
function ?
location ?
function - filled urinary tract by stretching
location - urinary bladder
function - filled urinary tract by stretching
location - urinary bladder
transitional epithelium
3 functions of connective tissue
connect organs (tendons & ligaments)
heat protection
transports blood
connect organs (tendons & ligaments)
heat protection
transports blood
3 functions of connective tissue
3 types of fibrous connective tissues
cells
fibers
ground substance
cell of fibrous connective tissues
fibroblast ?
produce fibers & ground substance of matrix
produce fibers & ground substance of matrix
cell of fibrous connective tissues
fibroblast
cell of fibrous connective tissues
macrophage ?
phagocytize (digest) foreign material & activate immune system when they sense foreign matter (antigens)
phagocytize (digest) foreign material & activate immune system when they sense foreign matter (antigens)
cell of fibrous connective tissues
macrophage
cell of fibrous connective tissues
leukocytes ?
white blood cells
white blood cells
cell of fibrous connective tissues
leukocytes
cell of fibrous connective tissues
neutrophils ?
attack bacteria
attack bacteria
cell of fibrous connective tissues
neutrophils
cell of fibrous connective tissues
lymphocytes ?
react against bacteria, toxins, & other foreign agents
react against bacteria, toxins, & other foreign agents
cell of fibrous connective tissues
lymphocytes
cell of fibrous connective tissues
plasma cells synthesize ?
antibodies (proteins)
cell of fibrous connective tissues
mast cells found along side ?
function ?
blood vessles
function - secrete heparin & histamine
blood vessles
function - secrete heparin & histamine
cell of fibrous connective tissues
mast cells
heparin
inhibit clotting
inhibit clotting
heparin
histamine
dilate blood vessels
dilate blood vessels
histamine
fibers of fibrous connective tissues
collagenous fibers ?
tough, flexible, & stretch resistant
tough, flexible, & stretch resistant
fibers of fibrous connective tissues
collagenous fibers
fibers of fibrous connective tissues
reticular fibers
thin collagen fibers coated with glycoprotein
form framework of spleen & lymph nodes
thin collagen fibers coated with glycoprotein
form framework of spleen & lymph nodes
fibers of fibrous connective tissues
reticular fibers
fibers of fibrous connective tissues
elastic fibers
allows for stretch & recoil
allows for stretch & recoil
fibers of fibrous connective tissues
elastic fibers
ground substance of fibrous connective tissues
glycosaminoglycans (GAGs)
regulate water & electrolyte balance of tissues
regulate water & electrolyte balance of tissues
ground substance of fibrous connective tissues
glycosaminoglycans (GAGs)
ground substance of fibrous connective tissues
proteoglycans
form gravy like colloids that hold tissues together
form gravy like colloids that hold tissues together
ground substance of fibrous connective tissues
proteoglycans
ground substance of fibrous connective tissues
adhesive glycoproteins
protein-carbohydrate complexes
protein-carbohydrate complexes
ground substance of fibrous connective tissues
adhesive glycoproteins