skeletal system Flashcards

1
Q

skeletal system

A

forms foundation of body

anchor points for muscles and ligaments providing support

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2
Q

how many bones

A

206

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3
Q

joint and the 2 kinds

A

place where bones meet

moveable and immovable

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4
Q

primary functions of the skeletal system

A
  • shape and support body

protect various internal structures and organs

serve as attachments for muscles acting as levers- body movement

help produce WBC and RBC

store most of body calcium, phosphorus, magnesium, and sodium

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5
Q

how many bones in the head 1

A

22 bones divided into 2 groups- cranium and facial bones

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6
Q

cranium

A

oval bony case protecting the brain - formed by 8 bones

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7
Q

how many bones of the face

A

14 including jaw

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8
Q

bones of the cranium 6

A
  • occipital

parietal bones

frontal bones

temporal bones

ethmoid bone

sphenoid bone

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9
Q

occipital bone

A

forms back of the skull above nape

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10
Q

parietal bones

A

2 bones

form the sides and crown (top) of the cranium

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11
Q

frontal bone

A

forms the forehead

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12
Q

temporal bone

A

form the side of the head in ear region

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13
Q

ethmoid bone

A

light spongy bone between eye sockets

forms part of the nasal cavity

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14
Q

sphenoid bone

A

forms side of the eye socket

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15
Q

bones of the face 5

A
  • nasal bones
  • lacrimal bones
  • zygomatic bones
  • maxillae bones
  • mandible
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16
Q

nasal bones

A

forms the bridge of the nose

17
Q

Lacrimal bones 3

A

2

smallest most fragile bones of face

front inside part of the eye socket

18
Q

zygomatic bones

A

aka molar bones/cheekbones

form the prominence of the cheeks

19
Q

maxillae bones

A

form upper jaw

20
Q

mandible bone

A

forms Lower jaw bone

largest and strongest bone of the face

21
Q

bones of the neck 2

A

hyoid bone

cervical vertebrae

22
Q

hyoid bone 2

A

U-shaped bone at base of tongue

supports tongue and its muscles

23
Q

cervical vertebrae

A

7 bones at tips of vertebral column located in neck region

24
Q

bones of the chest importance

A

when performing full body treatments and body landmarks

25
Q

bones of chest 5

A

thorax

ribs

scapula

sternum

clavicle

26
Q

thorax 2

A

chest/pulmonary trunk consisting of the sternum, ribs, thoracic vertebrae

elastic bony case serves as protective framework for heart, lungs and other organs

27
Q

ribs

A

twelve pairs of bones forming wall of thorax

28
Q

scapula

A

aka shoulder blade

large flat triangular bone of shoulder

2

29
Q

sternum 2

A

aka breastbone

flat bone that forms ventral /front support of ribs

30
Q

clavicle

A

aka collar bone

bone that joins sternum and scapula

31
Q

bones of arms and hands 6

A

humerus

ulna

radius

carpus

metacarpus

phalanges

32
Q

humerus

A

upper most largest bone of arm

elbow to shoulder

33
Q

ulna

A

inner and larger bone of forearm

attached to wrist and located on side of little finger

34
Q

radius

A

smaller bone of the forearm on thumb side

35
Q

carpus

A

aka wrist

flexible join composed of 8 small irregular bones (carpal) held together by ligaments

36
Q

metacarpus

A

aka palm

consists of five long slender bone called metacarpals

37
Q

phalanges

A

aka digits

bones in the fingers

3 in each finger and 2 in thumb

14 total