anat bone Flashcards

(74 cards)

1
Q

long bones

A

expanded end, long axes

forearm, thigh

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2
Q

short bones

A

length and width equal

wrist, ankle

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3
Q

flat bones

A

platelike broad surface, thin

rib, scapulae, some skull

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4
Q

irregular bones

A

have variety shapes, connected to other bones

vertebrae, facial

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5
Q

sesamoid/round bones

A

small rounded lump

kneecap, with tendons

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6
Q

proximal epiphysis

A

nearest to torso n forms joint

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7
Q

periosteum

A

vascular fibrous tissue that covers bone except for parts with cartilage
form and repair bone tissue

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8
Q

bone features

A

processes: projection for attachment sites-ligament n tendon

grooves/opening for passageway vessels n nerve

depression

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9
Q

compact/cortical bone

A

continous extracellular matrix, no gaps

covers spongy

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10
Q

spongy/cancelllous bone

A

has branching of bony plates: trabeculae
with irreg connecting space btw them.

in short flat ireg bone btw compact

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11
Q

endosteum

A

membrane with bone forming cell lines medullary cavity

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12
Q

axial

A

skull
vertebrae
thoracic/ribe cage

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13
Q

appendicular

A

limbs;help movement

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14
Q

lamellae

A

circles around central canal, collagen fibers in one direction, each circle alternating pattern, resist twisting

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15
Q

lacunar

A

space btw lamellae houses osteocyte

osteon:haversian

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16
Q

osteoblast

A

make bone

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17
Q

osteoclast

A

break down bone

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18
Q

perforating canals/volkmann’s

A

connect central canal and help central communicate. larger vessel n nerve

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19
Q

cell in spongy

A

lie in trabecula and nurtuent diffusion

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20
Q

intramembranous bones

A

originate from sheetlike layers of CT

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21
Q

endochondral bones

A

begin as cartilage that are replaced by bone tissue

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22
Q

immovable

A

synarthrotic

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23
Q

slightly moveable

A

amphiarthrotic

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24
Q

freely movable

A

diarthrotic

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25
fibous no mov
connected by dense CT w/collagenous fiber
26
fibrous syndesmosis
by interosseous ligament. flexible and may b twisted/ tibianfibula
27
fibrous suture
flat bones by sutural ligament, no movement
28
fibrous gomphosis
coned shaped process in bony socket in periodontal ligament. no movement. tooth
29
cartilagenous | slight mov
bones connected by hyaline or fibrocartilage
30
cartilagenous synchondrosis
bones united by hyaline cartilage. no mov epiphysis n diaphysis
31
cartilagenous symphysis
bones separated by thin layer of hyaline attached to fibrocartilage. limited mov/bend twist vertebrae
32
synovial | greatest mov
bones surrounded by joint capsule, bone covered by hyaline catilage and has synovial fluid
33
synovial ballnsocket
all planes, rotation shoulder,hip
34
synovial condyloid
oval condyle of one bone fits into an elliptical cavity of another, alot mov ,no ration matacarplenphalanges
35
synovial gliding
bone surface flat, sliding/twisting wristnankle, humerusradiu femurpatel
36
hinge
convex surface into concave flexion/extension elbow, humurus and ulna, phalanges
37
pivot
cylindrical and ring, rotation proximal ends of radius and ulna
38
saddle
concave and convex 2 palnes movement carpal n metacarpal
39
pelvis
acetabulum | pubic symphysis
40
sacpula
coracoid
41
humerus
radial fossa coronoid fossa capitulum olecranon
42
tarsal
calcaneous
43
hematoponesis
yolk sac, liver spleen, marrow.
44
sacrum
5
45
coccyx
4
46
COXAE
hipbone
47
vertebral coumn
infant:33 adult: 36 c-primary )-secondary cerivical: 7 thoracic: 12 lumbar: 5
48
1-7 rib
true
49
8-10
false
50
11-12
floating
51
functions
``` support protection levers adipose storage hematopoisis ```
52
stuff in bone, tissue
``` bone cartilage dense CT blood nervous ``` fibrous ct vascular tissue lymphatic tisue adipose
53
clacium level norm
9-11 mg/100mL
54
high level
thyroid-calcitonin increase osteoblast increase kidney calcium excretion decrease intestine absorbtion of Ca
55
low level
parathyroid-PTH increase osteoclast stop kid from excreting calcium increase vitD synth and calcitriol needed flr intstine to absorb Ca
56
osteomalacia
soft bone, decrease vitD, juvenile of osteoprosis
57
rickets
chilren soft bone, bowed leg
58
osteomyelitis
bone infection
59
osteoprosis
post menopause, decrease bone mass
60
acromegaly
adult growth, thick course face, feet, hand | not proportional
61
pituitary dwarfism
child proportionate
62
achondrophasia
genetic, affect cartilage, normal trunknhead, unproportional, norm chill
63
ossification
replacing CT
64
intramembranous
Ct specialize inro osteoblast-spongy bone. blast-cyte. CT on surface form periosteum blast instide peristuem-compact
65
endochonral
cartilage die, periosteum forms from surround and invade cartilage. blast-spongy, blast-cyte. periosteum-compact
66
primary ossicfication
endochonral at center diaphysis and outward, peri-compact
67
secondary ossification
epiphysis, spongy outward.
68
vitD
lack: soft bone
69
vit A
blast cell activity
70
vitC
collagenous synthesis
71
grwoth
stimulate division of chrondrosyth at epi site
72
thyroxine
thyroid hromine for replacement of cartilage in epiphyseal
73
physical stress
bone thicken and strenrh. none: weak bones
74
repair
blood vessel broke-hematoma spongy forms near vessle. fibrocartilage form around bony callous replace cartilage clast remove excess bony tissue