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Anatomy > Lecture 6: appendicular skeleton > Flashcards

Lecture 6: appendicular skeleton Flashcards

1
Q

pectoral girdle (3)

A
  • part of the shoulder
  • anchor the upper limb to the body
  • allows for movement of the shoulder
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2
Q

scapula [define (2); components (5)]

A

= anchoring point for the upper limb

  • attachment site of the humerus
  • body
  • glenoid fossa
  • spine = site of muscle attachment
  • acromion process = articulates with the clavicle
  • caracoid process = stabilization and muscle attachment
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3
Q

clavicle (3)

A

= curved bone that articulates with the acromion process of the scapula laterally and the manubrium of the sternum medially

  • helps support the upper limb at the shoulder
  • serves as attachment to the axial skeleton
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4
Q

glenoid fossa of the scapula (2)

A
  • site of articulation for the humerus

- movement of the arm takes place here

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5
Q

body of the scapula (2)

A
  • wide plate

- attachment site for rotatory cuff muscles that stabilize the shoulder

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6
Q

head of the humerus articulates with ____

A

articulates with the glenoid fossa of the scapula

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7
Q

anatomical neck of the humerus

A
  • small ring that runs around the base of the neck
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8
Q

lateral/ medial epicondyles of the humerus (2)

A
  • projections at the distal end of the bone superior to condyles
  • site of attachment for the tendons of the muscles of the forearms
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9
Q

condyles of the humerus (2)

A
  • capitula

- trochlea

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10
Q

olecranon fossa of the humerus (2)

A
  • posterior and distal aspects of the bone

- accommodates the elbow

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11
Q

greater tubercle of the humerus

A
  • site of attachment for the rotatory cuff muscles
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12
Q

olecranon process of the ulna (2)

A
  • located on the posterior proximal end

- articulates with humerus [at the trochlea] by inserting into its olecranon fossa

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13
Q

the ulna [define; components (3)]

A
  • medial; lines up with the 5th digit
  • olecranon process
  • head
  • styloid process
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14
Q

radius [define; components (2)]

A
  • lateral; lines up with the thumb
  • head
  • styloid process
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15
Q

head of the radius [2]

A
  • proximal, round concave shape that articulates with the capitulum
  • larger than the head of the ulna
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16
Q

styloid process of the radius(3)

A
  • at the distal end
  • helps stabilize the wrist
  • articulates at the scaphoid
17
Q

proximal// distal row of carpal bones in the wrist (8)

A
  • scaphoid
  • lunate
  • capitate
  • trapezium
    //
  • trapezoid
  • triquetrum
  • pisiform
    -hamate
18
Q

scaphoid and lunate form ____ of the wrist joint

A

scaphoid and lunate form the distal aspect of the wrist joint

19
Q

site of articulation for the thumb

A

trapezium

20
Q

pollex

A

thumb

21
Q

parts of the hipbone (3)

A
  • ilium
  • ischium [posterior]
  • pubis/ pubic bone [anterior]
22
Q

pelvic girdle [define; components (7)]

A
  • os coxa [hipbones] unite anteriorly, and with the sacrum posteriorly
  • illiac crest
  • anterior superior illiac spine [ASIS]
  • symphisis pubis
  • acetabulum
  • ischial tuberosity
  • obturator foramen
  • greater sciatic notch
23
Q

anterior superior illiac spine [ASIS]

A
  • anterior side of the ilium

- used to locate the level of the ovaries

24
Q

illiac crest of pelvic girdle

A
  • superior margin of ilium
25
Q

acetabulum of pelvic girdle

A
  • cup shaped depression on the lateral side of the os coxae
26
Q

obturator foramen of the pelvic girdle(3)

A
  • circular opening on the lateral side of the ox coxae
  • covered by membrane for muscle attachment
  • nerves and blood vessels pass through this
27
Q

greater sciatic notch of the pelvic girdle

A
  • sciatic nerve passes through this
28
Q

parts of the femur (5)

A
  • head
  • anatomical neck
  • surgical neck
  • greater trochanter
  • medial and lateral condyles
29
Q

head of the femur [articulation]

A
  • articulates with the os coxae
30
Q

anatomical/ surgical neck of the femur [location]

A
  • distal to the head
    //
  • across the shaft
31
Q

greater trochanter of the femur (2)

A
  • larger lateral projection on the proximal end

- serves as an attachment for tendons and muscles

32
Q
  • medial and lateral condyles of the femur (3) [location; articulation; purpose]
A
  • distal end of the femur
  • articulates with the tibia
  • insertion points for ligaments and tendons
33
Q

components of the tibia (3) [location; components (2)]

A
  • medial
  • medial/ lateral articular facets
  • medial malleolus = attachment points that hold ankle joints together
34
Q

components of the fibula [location; components (2)]

A
  • lateral
  • head
  • lateral malleolus = holds ankle joints together
35
Q

talus articulates with ____ and ____ and forms the ankle joint

A

talus articulates with the tibia and fibula to form the ankle joint

36
Q

calcaneous

A

heel

37
Q

hallux

A

big toe

Anatomy (10 decks)

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