Appendicular Skeleton Flashcards

1
Q

How many bones are in the Appendicular Skeleton?

A

126

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2
Q

How many bones are in the shoulder girdle?

A

2

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3
Q

Name the 2 bones located in the shoulder girdle

A

Clavicle & Scapula

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4
Q

What is another name for the collarbone?

A

Clavicle

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5
Q

What type of bone is the clavicle?

A

Long bone

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6
Q

What is the clavicle bone?

A

Bone of shoulder that attaches directly to rib cage

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7
Q

What purpose does the clavicle bone serves?

A

Bears all weight of entire arm

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8
Q

What is another name for shoulder blade?

A

Scapula

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9
Q

What type of bone is the scapula?

A

Flat bone

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10
Q

Is the scapula attached to the rib cage?

A

No, it is held in place by shoulder muscles

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11
Q

What type of joint is the shoulder socket?

A

Ball & socket joint

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12
Q

Where is the ball & socket joint located?

A

Ends of clavicle & scapula, it’s very flexible & easily dislocated

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13
Q

How many bones are in the arm?

A

3

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14
Q

What type of bone are the arm bones?

A

Long bones

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15
Q

What is the upper arm bone called?

A

Humerus

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16
Q

What is the lower arm bones called?

A

Ulna & Radius

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17
Q

Where is the ulna located?

A

On pinky side (forms point of elbow)

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18
Q

Where is the radius located?

A

On thumb side

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19
Q

What type of joint is the elbow?

A

Hinge joint (made up of humerus, ulna, radius)

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20
Q

What’s a funny bone?

A

Ulnar nerve (NOT a bone)

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21
Q

Where is the funny bone located?

A

Runs from ring finger & pinky to elbow

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22
Q

How many bones are in the hand?

A

27

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23
Q

What is another term for fingers?

A

Phalanges

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24
Q

What is Phalange I?

A

Thumb

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25
Q

What does opposable thumb mean?

A

Ability to bring to opposite finger

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26
Q

How many long bones are in phalange I (thumb)?

A

2 bones (proximal + distal)

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27
Q

How many long bones are in phalanges II, III, IV, V?

A

3 bones (proximal, intermediate, distal)

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28
Q

How many total bones are in the phalanges?

A

14

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29
Q

What is the term for palm?

A

Metacarpals

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30
Q

How many long bones are in the metacarpals?

A

5

31
Q

What is the wrist?

A

Carpals

32
Q

How many bones does the carpals have?

A

7 short bones + 1 sesamoid bone

33
Q

Bones of the carpals are arranged in:

A

Proximal & Distal row

34
Q

What is the (carpals) proximal row made up of?

A

Scaphoid (largest/thumbside), Lunate(ring finger), Triquetal(pinky), Pisiform(to/pinky)

35
Q

What is the (carpals) distal row made up of?

A

Trapezium(thumb), Trapezoid, Capitate(mid finger), Hamate(ring + 3/4 pinky)

36
Q

How many bones are in the leg?

A

4

37
Q

What is the thigh bone called?

A

Femur

38
Q

What is the longest, strongest, and largest bone in the body?

A

Femur

39
Q

What bones made up the lower leg?

A

Tibia, Fibula & Patella

40
Q

What are the 2 shin bones called?

A

Tibia & Fibula

41
Q

The tibia is:

A

thicker and stronger (lies medially)

42
Q

The fibula is:

A

smaller and thinner (lied laterally)

43
Q

What is the kneecap called?

A

Patella

44
Q

What type of bone is the patella?

A

Sesamoid bone

45
Q

The patella is embedded into:

A

the quadriceps muscles (tendon)

46
Q

What type of joint is the knee?

A

Hinge joint

47
Q

How many bones are in each foot?

A

26

48
Q

The foot:

A

carry ALL weight of your body

49
Q

How many long bones are in the toe phalanges?

A

14

50
Q

Big toe is:

A

Metatarsal I

51
Q

Little toe is:

A

Metatarsal V

52
Q

How many short bones are in the foot tarsal?

A

7

53
Q

What is the ankle bone called?

A

Talus (most superior)

54
Q

What;s the main function of the Talus?

A

Transmit forces & weight from tibia to calcaneus

55
Q

What’s the heel bone called?

A

Calcaneus

56
Q

What is the largest tarsal bones?

A

Calcaneus (thick & sturdy)

57
Q

What is the calcaneus’s main function?

A

Transmits force & weight from Talus to ground

58
Q

Talus & Calcaneus are the 2 bones that:

A

carry most of one’s weight

59
Q

What bone is located in the intermediate row of the tarsal (foot)?

A

Navicular bone (boat shape)

60
Q

What 4 bones are located in the distal row of the tarsal(foot)?

A
  1. Cuboid
  2. Lateral cuneiform
  3. Intermediate cuneiform
  4. Medial cuneiform
    * all wedged-shape
61
Q

What is joint type of pelvic girdle?

A

Ball & socket

62
Q

What are some functions of the pelvic girdle?

A

childbirth, hold weight, rotate/mobility, balance, protect

63
Q

How many bones are in the pelvic girdle?

A

3

64
Q

What is the hip bone called?

A

Coxal bone

65
Q

What type of bone is the coxal bones?

A

Flat bones

66
Q

What 3 bones made up coxal bone?

A

Ilium, Ischium, Pubis

67
Q

Ilium is:

A

superior & where you place your hand (largest)

68
Q

Ischium is:

A

inferior & posterior & carry all sitting weight

69
Q

Pubis is:

A

anterior & joins 2 hip bones

70
Q

What is sacrum’s main function?

A

forms back wall of pelvis & part of spine

71
Q

What is a pubic symphysis?

A

Cartilage that connectts 2 coxal bones together

72
Q

What does pelvis means in latin?

A

“Large bowl of basin”

73
Q

What is a pelvis?

A

A ring of bones that support the upper body