TISSUES

Question 1

groups of specialized cells and the extracellular substances surrounding them

Answer 1

tissues

Question 2

the microscopic sudy of tissue structure

Answer 2

histology

Question 3

types of tissues

Answer 3

epithelial tissue
connective tissue
nervous tissue
muscle tissue

Question 4

epithelium, found virtually everywhere, both inside and outside the body, pirmarily a cell tissue, very little extracellular material between the cells, protects against foregin materials

Answer 4

epithelial tissue

Question 5

protecting underlying structures, acting as a barrier, permitting the passage of subtances, secreting substances, absorbing subtances

Answer 5

epithelial tissue

Question 6

single layer of cells, basement membrane to the free surface

Answer 6

simple epithelium

Question 7

more than one layer of cells, deepest layer attaches to the basement membrane

Answer 7

stratified epithelium

Question 8

special type of simple epithelium, appears stratified but not, one layer all attached to the basement membrane

Answer 8

pseudostratified columnar epithelium

Question 9

shape of cells

Answer 9

squamous
cuboidal
columnar

Question 10

flat and scale like

Answer 10

squamous

Question 11

cubeshaped

Answer 11

cuboidal

Question 12

taller than wide, column like

Answer 12

columnar

Question 13

mechanically bind epithelial cells

Answer 13

desmosomes

Question 14

bind cells to the basement membrane

Answer 14

hemidesmosomes

Question 15

form barriers and anchor cells to each other

Answer 15

tight junctions

Question 16

below tight junctions, help anchor epithelial cells together

Answer 16

adhesion belts

Question 17

allow intercellular communication

Answer 17

gap junctions

Question 18

composed of epithelium supported by a network of connective tissue

Answer 18

glands

Question 19

produce chemicals called hormones, termed ductless glands, extensive network of blood vessels

Answer 19

endocrine glands

Question 20

produce a wide variety of products: saliva, sweat, digestive tract secretions

Answer 20

exocrine glands

Question 21

single cell, goblet cells that secrete mucus

Answer 21

unicellular

Question 22

multicellular, single, non-branched duct

Answer 22

simple glands

Question 23

straight, narrow tube, same width as duct

Answer 23

tubular

Question 24

saclike structure, width greater than duct

Answer 24

acinar

Question 25

multicellular glands that have several branched ducts

Answer 25

compound glands

Question 26

through exocytosis, not common

Answer 26

merocrine secretion

Question 27

portion of free surface pinches off, cytoplasmic

Answer 27

apocrine secretion

Question 28

shedding entire cells

Answer 28

holocrine secretion

Question 29

diverse primary tissue type that makes up part of every organ in the body, cells separated by abundant extracelullar mix, diverse in structure and function

Answer 29

connective tissue

Question 30

enclosing and separating other tissues, connecting tissues to one another, supporting and moving parts of the body, storing compounds, cushioning and insulating, transporting, protecting

Answer 30

connective tissue

Question 31

creates matrix

Answer 31

blasts

Question 32

break it

Answer 32

clasts

Question 33

cytes

Answer 33

maintain

Question 34

flexible, resist stretching

Answer 34

collagen fibers

Question 35

fine, short collagen fibers

Answer 35

reticular fibers

Question 36

return to their original shape

Answer 36

elastic fibers

Question 37

nonfibrous molecules, shapeless background

Answer 37

ground substance

Question 38

relatively few protein fibers that form a lacy network, numerous spaces filled with ground substance and fluid

Answer 38

loose connective tissue

Question 39

collagen fibers and a few elastic fibers

Answer 39

aerolar

Question 40

consists of adipocytes or fat cells, lipids for energy

Answer 40

adipose

Question 41

framework of lymphatic tissue, spleen and lymph nodes

Answer 41

reticular

Question 42

relatively large numbers of protein fibers that form thick bundles, fill nearly all space, produced by fibroblasts

Answer 42

dense connective tissue

Question 43

collagen fibers, tendons, ligament, dermis

Answer 43

collagenous

Question 44

oriented in the same direction

Answer 44

dense regular

Question 45

oriented in different directions

Answer 45

dense irregular

Question 46

abundatn in electric fibers, allow time to stretch

Answer 46

elastic

Question 47

composed of chondrocytes located in spaces callled lacunae

Answer 47

cartilage

Question 48

most abundant, many functions

Answer 48

hyaline

Question 49

more collagen, bundles of collagen fibers, compression adn pulling

Answer 49

fibrocartilage

Question 50

elastic fibers, appear as coiled fibers

Answer 50

elastic cartilage

Question 51

hard connective tissue, consists of living cells, and a mineralized matrix

Answer 51

bone

Question 52

spaces between trabeculae, resembles a sponge

Answer 52

spongy bone

Question 53

more solid, no space between thin layers of mineralized matrix

Answer 53

compact bone

Question 54

matrix is liquid, enabling blood cells and platelets to move

Answer 54

blood

Question 55

contract or shorten, making movement possible, contractile proteins

Answer 55

muscle tissue

Question 56

meat of animals, constitues 40% of body weight, attaches to skeleton, enables body movement

Answer 56

skeletal muscle

Question 57

muscle of the heart, responsible for pumping blood, branched, connected by intercalated disks, contain gap junctions

Answer 57

cardiac muscle

Question 58

forms the walls of hollow organs, found in skin and eyes, reponsible for moving food

Answer 58

smooth muscle

Question 59

forms the brain, spinal cord, and nerves, coordinating and controlling many body activities

Answer 59

nervous tissue

Question 60

conducting electrical signals

Answer 60

neuron

Question 61

contains the nucleus, site of general cell functions

Answer 61

cell body

Question 62

receive stimuli that read to electrical changes

Answer 62

dendrites

Question 63

conduct electrical signals

Answer 63

adons

Question 64

support cells of the nervois sytem, nourish, protect, and insulate

Answer 64

glial cells

Question 65

thin sheet or layer of tissue that covers a structure or lines a cavity

Answer 65

tissue membrane

Question 66

composed of stratified squamous epithelium and dense connective tissue

Answer 66

skin or cutaneous membrane

Question 67

line cavities open to the outside of the body

Answer 67

mucuos membrane

Question 68

line cavities that do not open to the exterior of the body, no glans, serous fluid

Answer 68

serous membrane

Question 69

protect internal organs from friction, hold them in place, permeable barrier

Answer 69

loose connective tissue

Question 70

line the cavities of freely movable joints, connective tissue and modified connective tissue cells, produce synovial fluid, which makes joint slippery, reducing friction

Answer 70

synovial membrane