Exercise 6

Front 1

Name 6 types of connective tissue

Back 1

CT Proper: Areolar (loose)
CT Proper: Adipose (fat)
Cartilage: Hyaline Cartilage
Cartilage: Elastic Cartilage
Cartilage: Fibrocartilage
Bone

Front 2

a type of loose connective tissue

Back 2

areolar connective tissue
CT Proper

Front 3

areolar connective tissue modified to store nutrients; a connective tissue consisting cheifly of fat cells

Back 3

adipose tissue
CT Proper

Front 4

the most abundant cartilage type in the body; provides firm support with some pliability

Back 4

hyaline cartilage

Front 5

cartilage with abundant elastic fiber; more flexible than hyaline cartilage

Back 5

elastic cartilage

Front 6

the most compressible type of cartilage; resistant to stretch. forms vertebral discs & knee joint cartilages

Back 6

fibrocartilages

Front 7

young, actively mitotic cell that forms the fibers of connective tissue

Back 7

fibroblast

Front 8

the most abundant of the three fibers found in the matrix of connective tissue

Back 8

collagen fiber

Front 9

fiber formed from the protein elastin, which gives a rubbery & resilient quality to the matrix of connective tissue

Back 9

elastic fiber

Front 10

ground substance

Back 10

matrix

Front 11

the cellular material surrounding the nucleus & enclosed by the plasma membrane

Back 11

cytoplasm

Front 12

control center of a cell;

Back 12

nucleus

Front 13

fibrous, connective-tissue membrane covering the external surface of cartilaginous structures

Back 13

perichondrium

Front 14

actively mitotic cell of cartilage

Back 14

chondroblast

Front 15

mature cell of cartilage

Back 15

chondrocytes

Front 16

soft packaging material to cushion & prtoect organs is what type of tissue

Back 16

CT Proper: Areolar (loose)

Front 17

insulation for body tissue & a source of food is what type of tissue

Back 17

CT Proper: Adipose (fat)

Front 18

What connective tissue (CT) is most common and found in bone joints?

Back 18

cartilage: hyaline

Front 19

The ear is what type of connective tissue?

Back 19

cartilage: elastic
(moves easily)

Front 20

What type of connective tissue (CT) is the least flexible; tissue between the vertebraes

Back 20

cartiage: fibrocartilage

Front 21

Haversian system is also known as what?

Back 21

osteon

Front 22

system of interconnecting canals in the microscopic structure of adult compact bone; unit of bone

Back 22

osteon or
Haversian system

Front 23

Volkmann's canals are also known as what?

Back 23

perforating canals

Front 24

canals that run at right angles to the long axis of teh bone, connecting the vascular & nerve supplies of the periosteum to those of the central canals & medullary cavity

Back 24

perforating canals or
Volkmann's cananls

Front 25

extremely small tubular passage or channel

Back 25

canaliculus
canaliculi

Front 26

a layer, such as of bone matrix in an osteon of compact bone

Back 26

lamella

Front 27

embryonic formation of bone by the replacment of calcified cartilage; most skeletal bones are formed by this process

Back 27

endochondral bone formation
or ossification

Front 28

endochrondral bone formation is also known as what?

Back 28

ossification

Front 29

the formation of a long bone typically begins in the center of teh hyaline cartilage shaft in this region

Back 29

primary ossification center

Front 30

*Begins at the center of the epiphysis and proceeds radially
*Leaves cartilage at the articular surface
Leaves cartilage at the interface between the epiphysis and diaphysis -> epiphyseal plate
*usually at the time of birth

Back 30

secondary ossification center

Front 31

double layered connective tissue that covers & nourishes the bone; "around bone"

Back 31

periosteum

Front 32

dense outer layer that looks smooth & solid to the naked eye

Back 32

compact bone

Front 33

central cavity of a long bone

Back 33

marrow cavity or
medularry cavity

Front 34

marrow cavity is also known as what?

Back 34

medularry cavity

Front 35

plaste of hyaline cartilage at the junction of the diaphysis & epiphysis that provides for growth in lenth of a long bone

Back 35

epiphyseal plate

Front 36

connective tissue membrane covering internal bone structures

Back 36

endosteum

Front 37

strut or thin plate of bone in spongy bone

Back 37

trabeculae

Front 38

bone forming cells

Back 38

osteoblasts

Front 39

large cells that reabsorb or break down bone matrix

Back 39

osteoclasts

Front 40

List (in order) the 5 zones of endochondral ossifaction in a developing long bone

Back 40

1.Reserve Zone
2.Proliferative Zone (Growth)
3.Maturation Zone (transformation)
4.Calcification
5.Ossification/Resorption Zone (osteogenic)

Front 41

In what zone do cartilage cells undergo mitosis?

Back 41

Proliferative Zone (growth)

Front 42

In what zone do older cells enlarge; matrix becomes calcified; cartilage cells die; matrix begins deteriorating?

Back 42

Maturation Zone & Calcification (transformation)

Front 43

In what zone does new bone foramtion occur?

Back 43

Ossification/resportion zone (osteogenic)

Front 44

The ______ runs parallel to the long axis of the bone & carries blood vessels, nerves & lymph vessels through the bony matrix.

Back 44

central (Haversian) canal