Ch. 6 Bone Tissue

Front 1

spongy bone contains osteons? T/F

Back 1

FALSE

Front 2

Irregular lattice appearance of spongy bone?

Back 2

trabeculae

Front 3

The trabeculae of spongy bone collects yellow bone marrow? T/F

Back 3

FALSE
-RED BONE MARROW- site of new blood cell formation-

Front 4

Another name for spongy bone?

Back 4

cancellous bone

Front 5

Bone is very abundant in nerve supply but not blood supply? T/F

Back 5

FALSE
-very abundant in blood and nerve supply-

Front 6

Process by which bone forms?

Back 6

Ossification

Front 7

Type of ossification where bone forms directly within mesenchyme arranged in sheetlike layers resembling membranes?

Back 7

intramembranous ossification

Front 8

Type of ossification where forms within hyaline cartilage that develops from mesenchyme?

Back 8

endochondral ossification

Front 9

Where would intramembranous ossification take place?

Back 9

in utero; flat bones of skull & mandible

Front 10

Bone growth in length is called?

Back 10

interstitial growth

Front 11

Bone growth in width is called?

Back 11

appositional growth

Front 12

The Zone of resting cartilage is the layer that anchors to the diaphyses? T/F

Back 12

False
Anchors to the epiphysis

Front 13

Where is the ONLY place bone can grow in length?

Back 13

epiphyseal plate

Front 14

NAME THAT ZONE:
column-like layer of maturing chondrocytes?

Back 14

Zone of hypertrophic cartilage

Front 15

NAME THAT ZONE:
layer of small, scattered chondrocytes anchoring the epiphyseal plate to the bone?

Back 15

Zone of resting cartilage

Front 16

NAME THAT ZONE:
layer of actively dividing chondrocytes?

Back 16

Zone of proliferating cartilage

Front 17

NAME THAT ZONE:
region of dead chondrocytes?

Back 17

Zone of calcified cartilage
where it forms "new diaphysis"

Front 18

*About what age does a person's bones stop growing?*

Back 18

*AGE 25*

Front 19

The _________is the last bone to stop growing?

Back 19

clavicle

Front 20

The ongoing replacement of old bone tisue by new bone tissue?

Back 20

bone remodeling

Front 21

The removal of minerals and collagen fibers from bone by osteoclasts?

Back 21

bone resorption

Front 22

The addition of mineral and collagen fibers to bone by osteoblasts?

Back 22

bone deposition

Front 23

What two minerals are needed (in large amounts) while bones are growing?

Back 23

calcium and phosphorus

Front 24

Required for collagen synthesis?

Back 24

Vitamin C

Front 25

Required for protien synthesis?

Back 25

Vitamins K & B12

Front 26

Which is not a factor of bone growth & bone remodeling?
A.family history
B.minerals
C.hormones
D.vitamins

Back 26

A. family history

Front 27

Any break in a bone?

Back 27

fracture

Front 28

Type of fracture where the broken ends of the bone protrude through the skin?

Back 28

Open fracture

Front 29

type of fracture that does not break the skin?

Back 29

closed fracture

Front 30

Fracture where the bone splinters at the site of impact;smaller bone fragments lie b/t the two main fragments?

Back 30

comminuted fracture

Front 31

A partial break in a bone in which one side is broken and the other side bends?

Back 31

greenstick fracture

Front 32

A fracture of the distal end of the lateral leg bone (fibula)?

Back 32

pott's fracture

Front 33

A fracture of the distal end of the lateral forearm bone (radius); distal fragment is displaced posteriorly?

Back 33

colles' fracture

Front 34

Place bone fracture repair in order?
1.bone remodeling
2.fibrocartilaginous callus formation
3.fracture hematoma

Back 34

3.
2.
1.

Front 35

This hormone increases blood calcium (Ca2+) level?

Back 35

parathyroid hormone (PTH)
-secreted by the parathyroid glands-

Front 36

This hormone decreases blood calcium (Ca2+) level?

Back 36

calcitonin (CT)
-secreted by thyroid gland-

Front 37

A condition of porous bones characterized by decreased bone mass and increased susceptibility to fractures?

Back 37

osteoporosis

Front 38

Condition characterized by failure of new bone formed by remodeling to calcify in adults?

Back 38

osteomalacia

Front 39

Affects the growing bones of children?

Back 39

rickets

Front 40

A degeneration of articular cartilage allowing the bony ends to touch; worsens due to friction b/t bones?

Back 40

osteoarthritis

Front 41

Infection of bone caused by the bacteria staphylococcus aureus?

Back 41

osteomyelitis

Front 42

Micrscopic unit of compact bone?

Back 42

osteon (haversian system)

Front 43

unspecialized stem cells deerived from mesenchyme?

Back 43

osteogenic cells

Front 44

Another name for compact bone?

Back 44

Dense bone

Front 45

Spongy bone DOES NOT contain osteons? T/F

Back 45

True