Tissues

Question 1

Hyaluronidase

Answer 1

WBCs and sperm use to make matrix liquidy, breaks down hyaluronic acid

Question 2

glycosaminoglycans (GAG)

Answer 2

trap water in ground substance making connective tissue jelly like

Question 3

fibronectin

Answer 3

main adhesion protein of connective tissue

Question 4

collagen fiber

Answer 4

strong and flexible CT fiber, found in bone, cartilage, tendons and ligaments

Question 5

collagen

Answer 5

protein that makes up collagen fiber

Question 6

elastic fibers

Answer 6

smaller than collagen fibers, form networks, abundant in skin, blood vessel walls, lung tissue

Question 7

elastin

Answer 7

protein that makes up elastic fibers

Question 8

fibrillin

Answer 8

surrounds elastic fiber bundles (Marfan syndrom)

Question 9

reticular fibers

Answer 9

thinnest CT fiber, bundles of collagen surrounded by glycoprotein, provides support for soft organs like spleen, and lymph nodes

Question 10

hyaluronic acid

Answer 10

GAG that is slippery, lubricates joints and maintains shape of eyeball

Question 11

chondroitin sulfate

Answer 11

support for skin, cartilage, blood vessels, bone

Question 12

keratan sulfate

Answer 12

support for bones, skin, cornea of the eye

Question 13

dermatan sulfate

Answer 13

support for skin, bones, tendons, heart valves

Question 14

proteoglycans

Answer 14

main foundation of all GAGs except for hyaluronic acid

Question 15

unicelluclar (goblet) gland

Answer 15

airway, gut

Question 16

simple tubular gland

Answer 16

large intestine

Question 17

simple acinar gland

Answer 17

gland of penile urethra

Question 18

simple branched tubular gland

Answer 18

gastric glands

Question 19

simple branched acinar gland

Answer 19

sebaceous gland

Question 20

compound tubular gland

Answer 20

Cowper’s gland

Question 21

compound acinar gland

Answer 21

mammary gland

Question 22

compound tubuloacinar gland

Answer 22

pancreas, digestive enzymes

Question 23

ectoderm is the precursor for which type of tissue

Answer 23

nervous tissue

Question 24

mesoderm is the precursor for which type of tissue

Answer 24

CT and muscle

Question 25

endoderm is the precursor for which type of tissue

Answer 25

epithelial lining

Question 26

which protein is present in gap junctions?

Answer 26

connexins

Question 27

which proteins make up tight junctions

Answer 27

transmembrane proteins | prevents molecules from passing between cells

Question 28

what are the components of adherens junctions

Answer 28

cadherins (glycoproteins) actin (microfilament) forms a plaque that resists separation of cells

Question 29

what are the components of desmosomes

Answer 29

cadherins intermediate filaments (keratin) prevents cell separation under stress forces

Question 30

what are the components of hemidesmosomes

Answer 30

``` integrins (transmembrane glycoproteins) laminin (in basement layer) intermediate filaments (keratin) ```

Question 31

locations of tight junctions

Answer 31

BBB stomach lining urinary bladder

Question 32

locations of adherens junctions

Answer 32

epithelial cells

Question 33

locations of desmosomes

Answer 33

outer layer of epidermis | cardiac muscle cells

Question 34

locations of hemidesmosomes

Answer 34

basement layer of epithelium

Question 35

locations of gap junctions

Answer 35

nerve cells cardiac and smooth muscle embryonic cells lens and cornea of eye (avascular)

Question 36

the basal surface of epithelial tissue contains which two layers

Answer 36

``` basil lamina (secreted by epithelial cells) reticular lamina (secreted by underlying CT) ```

Question 37

what is microvascular disease?

Answer 37

``` in poorly controlled diabetes, the basement layer of blood vessels becomes thickened it causes -retinopathy -glomerular issues -neuropathy ```

Question 38

What is a normal WBC?

Answer 38

5000-10000/uL

Question 39

Neutrophils

Answer 39

most abundant WBC 60-79% of blood

Question 40

Lymphocyte

Answer 40

20-25% of WB

Question 41

Monocytes

Answer 41

3-8% of WB

Question 42

Eosinophils

Answer 42

2-4% of WB

Question 43

Basophils

Answer 43

.5-1% of WB

Question 44

tonofilamen

Answer 44

precursor to the intermediate filament that transforms into keratin as epithelial cells move apical

Question 45

keratohyalin

Answer 45

the protein that converts the tonofilaments into keratin in the stratum granulosum

Question 46

epidermal growth factor

Answer 46

speeds up the process of cells becoming keratinized during wound healing

Question 47

what kind of CT is in the papillary region between the epidermis and dermis?

Answer 47

areolar CT

Question 48

what is carotene used for?

Answer 48

precursor of vitamin A, which is used to make visual pigment

Question 49

what does thick skin lack?

Answer 49

hair follicles sebaceous glands arrector pili muscle

Question 50

what does thick skin have more of?

Answer 50

sensory nerve endings and sweat glands

Question 51

What are the layers of the hair?

Answer 51

1. matrix 2. medulla 3. cortex 4. cuticle 5. internal/external sheath (epithelial) 6. dermal root sheath

Question 52

lamellar granules

Answer 52

lipid bodies located in the stratum granulosum that give it its waterproofing ability

Question 53

fibrosis

Answer 53

process of forming scar tissue | -have more collagen and less blood vessels

Question 54

hypertrophic scar

Answer 54

stays w/in margins of the wound, but is elevated above the wound