Tissues

Question 1

what does epithelial tissue do?

Answer 1

it covers

Question 2

what does connective tissue do?

Answer 2

it supports

Question 3

what does muscle tissue do?

Answer 3

it moves

Question 4

what does nervous tissue do?

Answer 4

it controls

Question 5

acidic components of a cell stain w/ which dyes?

Answer 5

Blue/Basophilic

Question 6

basic components of a cell stain w/ which dyes?

Answer 6

pink/eosinophilic

Question 7

nervous tissue involves the …

3 things

Answer 7

Brain
Spinal Cord
Nerves

Question 8

epithelial tissue includes

2 things

Answer 8

internal surfaces

skin

Question 9

muscle tissue includes

3 things

Answer 9

cardiac muscle
smooth muscle
skeletal muscle

Question 10

connective tissue includes

3 things

Answer 10

fat
bone
tendon

Question 11

functions of epithelial tissue

6 things

Answer 11

protection
absorption
filtration 
excretion
secretion 
sensory reception

Question 12

2 forms of epithelial tissue

Answer 12

• covering/lining
  
  • skin, lining of open body cavities, covering walls and organs of the ventral body cavity
• glandular epithelium
  
  • all of the body’s glands

Question 13

Epithelial tissue characteristics

Answer 13

polar
neighboring cells share specialized contracts
tight junctions and desmosomes 
supported by connective tissue 
avascular, but innervated
possesses regenerative capabilities

Question 14

Apical surface

Answer 14

exposed to surface/cavity (has microvilli or motile cilia)

Question 15

basal surface

Answer 15

attaches to basal lamina

Question 16

lateral surface

Answer 16

bound by tight junctions and desmosomes, maintain polarity

Question 17

what is the basil lamina

Answer 17

is the adhesive sheet that holds basal surface of epithelial cells to underlying connective tissue

Question 18

what makes up the basement membrane

Answer 18

basil lamina + reticular lamina

Question 19

what cells are epithelial tissue?

Answer 19

simple cuboidal

sometimes columnar

Question 20

squamous shape looks like …

Answer 20

looks like an egg, elongated horizontally

Question 21

cuboidal cells look like …

Answer 21

cube/circular

Question 22

columnar cells look like …

Answer 22

elongated cells vertically

Question 23

true or false: cells are named from the shapes on the lateral surface

Answer 23

false, labeled on the apical surface

Question 24

what does simple squamous look like?

Answer 24

it is a single layer of flattened cells with disc-shaped ventral nuclei and sparse cytoplasm

Question 25

where is the simple squamous epithelium located?

Answer 25

air sacs of lungs, glomeruli of kidneys, lining of lymphatic vessels and cardio vascular structures (endothelium), serous membranes

Question 26

what does simple cuboidal look like?

Answer 26

single layer of cube-like cells with large, spherical central nuclei

Question 27

where are simple cuboidal cells located?

Answer 27

kidney tubules, ducts and secretory portion of small glands; ovary surface

Question 28

what do simple columnar cells look like?

Answer 28

single layer of tall cells with round to oval nuclei | can contain mucus secreting unicellular glands (goblet cells)

Question 29

where is simple columnar epithelium found?

Answer 29

noncialiated type; lines the digestive tract, gallbladder, some glands ciliated; small respiratory bronchi, uterine tubes, uterus

Question 30

T or F: Microvilli is found on apical surface

Answer 30

True

Question 31

what do the pseudo-stratified columnar cells look like?

Answer 31

single layer of cells of different heights, can contain goblet cells too, nucleus is found at the fattest end of the cell. \*/.\*/.\

Question 32

where is pseudo-stratified columnar epithelium located?

Answer 32

ciliated; trachea and most of the upper respiratory tract | nonciliated; male sperm ducts, large glands

Question 33

what do the stratified squamous cells look like?

Answer 33

made of several cell layers; bottom(basal) cells are cuboidal or columnar and the surface cells are squamous

Question 34

what are the stratified squamous cells full of?

Answer 34

keratin and dead cells

Question 35

where is stratified squamous epithelium found?

Answer 35

found in esophagus, mouth, and vagina - non keratinized areas where it is moist epidermis of skin - keritinized

Question 36

what do transitional cells look like?

Answer 36

they resemble both stratified squamous cells and stratified cuboidal cells.

Question 37

where is the transitional epithelium located?

Answer 37

they are lined in the ureters, bladder and part of the urethra

Question 38

transitional epithelium is also referred to as _______ cells

Answer 38

umbrella

Question 39

what is an example of unicellular cells?

Answer 39

goblet cells

Question 40

unicellular means?

Answer 40

simple

Question 41

multicellular means?

Answer 41

complex

Question 42

what is an example of multicellular cells?

Answer 42

salivary glands

Question 43

which of the following tissues form a lining or covering designed to resist abrasion? a. stratified squamous epithelium b. transitional epithelium c. stratified cuboidal epithelium d. simple squamous epithelium

Answer 43

a. stratified squamous epithelium

Question 44

which of the following forms the slick, friction-reducing lining of blood vessels? a. simple squamous epithelium b. simple columnar epithelium c. stratified squamous epithelium d. transitional epithelium

Answer 44

a. simple squamous epithelium

Question 45

T or F: Merocrine glands secrete their products by exocytosis

Answer 45

True

Question 46

T or F: In holocrine glands, only some of the secretory cell ruptures, releasing secretions and dead cell fragments.

Answer 46

False, the entire cell ruptures

Question 47

define holocrine glands

Answer 47

these are glands that accumulate their secretions within their cells, secretions are discharged only upon rupture and death "lyse" of the cell.

Question 48

define exocrine glands

Answer 48

glands that have ducts through which their secretions are carried to a particular site

Question 49

define endocrine glands

Answer 49

they are ductless glands that empty their hormonal products directly into the blood ex. hormones produced by certain intestinal cells cause the pancreas to release enzymes that help digest food in the digestive tract

Question 50

what are the 2 traits that are used for the classifications of glands?

Answer 50

where they release their product - endocrine/exocrine | the number of cells - unicellular/multicellular

Question 51

what does avascular mean?

Answer 51

containing no blood vessels

Question 52

what is an apical surface?

Answer 52

it is a surface of the cell that borders open space

Question 53

what is a basal surface?

Answer 53

it is a surface of a cell that is next to underlying connective tissue

Question 54

the function of simple squamous epithelium is?

Answer 54

diffusion and filtration

Question 55

the function of simple cuboidal epithelium is?

Answer 55

secretion and absorption

Question 56

the function of simple columnar epithelium is ?

Answer 56

secretion and absorption

Question 57

the function of pseudostratified columnar epithelium is to ?

Answer 57

secrete and propel mucus

Question 58

the function of stratified squamous epithelium is to ?

Answer 58

protect

Question 59

the function of transitional epithelium is ?

Answer 59

for distention