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Zoology 100 > Human Skeletal System > Flashcards

Human Skeletal System Flashcards

1
Q

5 functions of skeletal system

A
  1. movement
  2. support
  3. protection
  4. Makes blood
  5. storage
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2
Q

provides points of attachment for muscle

A

movement

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3
Q

main support of the center of the upper body

A

backbone

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4
Q

red and wbc are formed by tissue called

A

marrow

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5
Q

2 major skeletal system parts

A
  1. Axial Skeleton

2. Appendicular Skeleton

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6
Q

Axial skeleton includes:

A

skull, spine, ribs and sternum

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7
Q

Appendicular skeleton:

A

shoulders, arms, hips and legs

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8
Q

4 bone shapes

A
  1. long
  2. short
  3. flat
  4. irregular
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9
Q

4 layers of bone structure

A
  1. periosteum
  2. compact bone
  3. spongy bone
  4. bone marrow
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10
Q

covers bone

A

periosteum

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11
Q

lies beneath periosteum

A

compact bone

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12
Q

beneath compact bones

A

spongy bone

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13
Q

fills the gaps between spongy bone

A

bone marrow

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14
Q

top portion of skull which protects brain

A

cranium bones

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15
Q

upper jaw bone

A

maxilla

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16
Q

lower jawbone

A

mandible

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17
Q

holds the shoulder joint away from the rest of the upper body and is only thick as your little finger

A

clavicle or collarbone

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18
Q

located on the back side of the rib cage and helps provide part of the shoulder joint and the movement for the arms

A

Scapula

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19
Q

3 regions of vertebral column or spinal cord

A
  1. cervical region
  2. thoracic region
  3. lumbar region
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20
Q

neck bones

A

cervical region

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21
Q

where the ribs attach to

A

thoracic region

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22
Q

lower part of the back

A

lumbar region

23
Q

small, triangular bone at base of spinal column

A

coccyx

24
Q

large,triangular bone at the base of spine

A

sacrum

25
Q

upper arm bone or long bone in arm from shoulder to elbow

A

humerus

26
Q

large bones of the forearm

A

radius and ulna

27
Q

top of the forearm

A

radius

28
Q

bottom of the forearm

A

ulna

29
Q

wrist bones or connects hand to forearm

A

carpals

30
Q

also known as thoracic cage, a bony & cartilaginous structure which surrounds the thoracic cavity & supports the pectoral girdle

A

rib cage

31
Q

flat bone at the front center of the chest

A

sternum or breastbone

32
Q

lower part of trunk between abdomen and thighs or dancing bone

A

pelvis

33
Q

largest bone in the body or transmit forces from tibia to the hip joint

A

femur

34
Q

shinbone or shankbone

A

tibia

35
Q

bears more weight

A

fibula

36
Q

near tarsus of foot

A

tarsals

37
Q

foot consist of five long bones

A

metatarsals

38
Q

bones of fingers and toes

A

phalanges

39
Q

Joints of the body

A
  1. ball & socket joints
  2. hinge joint
  3. pivot joint
  4. fixed immovable
  5. Gliding joint
40
Q

round end of bone fitting snuggly within another bone

A

ball and socket joints

41
Q

movement at joint in one direction like door

A

hinge joint

42
Q

bone resting atop another bone permitting free movement

A

pivot joint

43
Q

joint does not move

A

fixed immovable

44
Q

bones slipping over other bones with a free flowing movement

A

gliding joint

45
Q

example of ball & socket joints

A

shoulder and hip

46
Q

ex of hinge j

A

knee and elbow

47
Q

ex of pivot j.

A

neck, wrist and ankles

48
Q

ex of fixed immovable

A

skull

49
Q

ex of gliding j

A

knuckles

50
Q

3 connectors of the body

A
  1. ligaments
  2. tendons
  3. cartilage
51
Q

connect bone to bone

A

ligaments

52
Q

attaches muscles to bones

A

tendon

53
Q

acts as a cushion between bones at a joint and protects bones

A

catilage

Zoology 100 (11 decks)

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