Lab 16

Question 1

Cartilage provides

Answer 1

tough yet flexible support

Question 2

cartilage is made up of

Answer 2

chondroblasts

Question 3

Chondrocytes

Answer 3

mature cartilage cells

Question 4

lacunae(a)

Answer 4

spaces within the matrix

Question 5

Three types of cartilage

Answer 5

hyaline cartilage
fibrocartilage
elastic cartilage

Question 6

Hyaline cartilage
Description
Function
Location

Answer 6

D: opaque, contains collagen fibers, surrounded by perichondrium with both chondros and lacunae in core of tissue
F: support and reinforcement
L: covering end of long bones, nose, trachea, larynx

Question 7

Fibrocartilage
Description
Function
Location

Answer 7

D: many collagen fibers; chondrocytes lined up between fibers, no perichondrium
F: absorbs shock
L: intervertebral discs

Question 8

Elastic Cartilage
Description
Function
Location

Answer 8

D: many elastic fibers visible
F: support with resiliency
L: ear, epiglottis

Question 9

perichondrium is

Answer 9

membrane of connective tissue fibers covering some cartilage types

Question 10

perichondrium contains

Answer 10

fibroblasts

Question 11

osteocytes

Answer 11

bone cells

Question 12

Types of bone

Answer 12

compact and spongy bone

Question 13

compact bone matrix deposited in layers called

Answer 13

lamellae(a)

Question 14

osteon

Answer 14

looks like tree rings

most common unit in compact bone

Question 15

concentric lamellae are arranged around

Answer 15

the central canal

Question 16

interstitial lamellae appear

Answer 16

between osteons

Question 17

circumferential lamellae

Answer 17

in long bones

completely around the outer and inner surfaces of the bone

Question 18

canaliculus

Answer 18

branching tubules within osteon

Question 19

osteoblasts

Answer 19

cells that produce bony matrix

Question 20

Trabecula(e)

Answer 20

in spongy bone

form framework enclosing marrow cavities

Question 21

marrow cavities

Answer 21

filled with red bone marrow

Question 22

trabeculae composed of

Answer 22

parallel lamellae with contain lacunae with osteocytes

Question 23

osteoclasts

Answer 23

breakdown bone matrix