Chapter 5

Question 1

define tissues

Answer 1

group of cells that has a specific function

Question 2

define fluid

Answer 2

ability to flow

Question 3

define diffusion

Answer 3

going from high to low concentration

Question 4

list the 4 types of tissues

Answer 4

epithelial
connective
muscle
nerves

Question 5

define extracellular matrix

Answer 5

nonliving framework

Question 6

describe epithelial tissue

Answer 6

found throughout the body, covers and functions in secretion and absorption

Question 7

how is epithelial tissue classified

Answer 7

according to shape and number of layers

Question 8

describe
squamous
cuboidal
columnar
simple
stratified

Answer 8

squamous- flattened
cuboidal- cubes
columnar- tall
simple- one layer
stratified- 2 or more layers

Question 9

give 2 facts about simple squamous

Answer 9

one layer of flattened cells

easily damaged

Question 10

give 2 facts about simple cuboidal

Answer 10

one layer of cube shaped cells

covers ovaries

Question 11

give 2 facts about simple columnar

Answer 11

one layer of cells that are tall

lines uterus

Question 12

give 2 facts about pseudostratified columnar

Answer 12

appear stratified but are not

lines respiratory system

Question 13

give 2 facts about stratified squamous

Answer 13

many layers top cells are flat

very thick

Question 14

give 2 facts about stratified cuboidal

Answer 14

2 or 3 layers

lines ducts of mammary

Question 15

give 2 facts about stratified columnar

Answer 15

many layers that are tall

found in urethra

Question 16

give 2 facts about transitional epithelium

Answer 16

changes in response to tension

inner lining of the urinary bladder

Question 17

give 2 facts about glandular

Answer 17

specialized to produce and secrete substances into ducts or into body fluids
makes up a gland

Question 18

whats the difference between exocrine glands and endocrine glands

Answer 18

ex- outside the blood

en- inside the blood

Question 19

what are connective tissues for

Answer 19

bind structures, provides support

Question 20

define fixed cells

Answer 20

stay in tissue area for a long time

Question 21

define wandering cells

Answer 21

move around between tissues

Question 22

define macrophages

Answer 22

WBC’s that function as defensive cells

Question 23

define mast cells

Answer 23

prevents blood clotting and promotes inflammation

Question 24

Whats the difference between collagenous and elastic in connective tissue fibers

Answer 24

coll- thick threads, flexible, great tensile

elastic- composed of protein elastin, weaker

Question 25

whats the difference between ligaments and tendons

Answer 25

l- bone to bone | t- bone to muscle

Question 26

what is reticular

Answer 26

thin collagenous fibers found in the spleen

Question 27

True or False: over exposure to sun makes connective tissue lose its elasticity, the skin stiffens and becomes leathery

Answer 27

true

Question 28

give 1 fact about lose connective tissue

Answer 28

binds skin to underlying organs

Question 29

give 1 facts about adipose tissues

Answer 29

fat beneath the skin

Question 30

give 2 facts about dense connective tissue

Answer 30

parts of tendons and ligaments | poor supply of blood

Question 31

give 2 facts about cartilage

Answer 31

strong connective tissue | provides support

Question 32

describe the 3 types of cartilage hyaline elastic fibrocartilage

Answer 32

hyaline- looks like white glass, ends of bones elastic- more flexible, framework for external ears and parts of larynx fibrocartilage- very tough tissue, shock absorber, cushions bones in knees and pelvic girlde

Question 33

describe bone

Answer 33

most rigid connective tissue, flexible with collagenous fibers, supports internal structures, protects vital parts

Question 34

what does red marrow do

Answer 34

forms blood cells

Question 35

define osteocytes

Answer 35

bone cells

Question 36

what does blood help

Answer 36

helps maintain homeostasis

Question 37

what are the formed elements in blood

Answer 37

RBC's, WBC's, platelets

Question 38

what does muscle tissue do on its own

Answer 38

contracts

Question 39

List and describe the 3 types of muscle tissue

Answer 39

skeletal- attached to bones, voluntary smooth- has no striations, involuntary cardiac- only in heart, involuntary

Question 40

give 2 facts about nervous tissue

Answer 40

found in brain | has neurons

Question 41

define organ

Answer 41

group of tissues that has a specific function

Question 42

define serous membrane

Answer 42

lines body cavities

Question 43

define mucous membrane

Answer 43

lines cavities ad tubes that open to the outside of body

Question 44

define cutaneous membrane

Answer 44

skin

Question 45

define synovial membranes

Answer 45

lines joints

Question 46

give 2 facts about canavan diease

Answer 46

causes vision problems | usually dies before adolecense

Question 47

define gene therapy

Answer 47

cut bad part out and put in good