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z:Anat 200 > Part 2: Appendicular skeleton > Flashcards

Part 2: Appendicular skeleton Flashcards

1
Q

bone # in appendicular skeleton

A

126

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2
Q

main parts of appendicular skeleton

A

-pectoral girdle (4)
-upper limbs (60)
-pelvic girdle (2)
-lower limbs (60)

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3
Q

parts of pectoral girdle

A

clavicle (2)
scapula (2)

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4
Q

parts of upper limbs

A

Humerus (2)
Radius (2)
Ulna (2)
Carpals (16)
Metacarpals (10)
Phalanges (28)

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5
Q

parts of pelvic girdle

A

hip bones (2)

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6
Q

parts of lower limbs

A

Femur (2)
Tibia (2)
Fibula (2)
Tarsals (14)
Metatarsals (10)
Phalanges (28)

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7
Q

label

A

green: Pectoral/Pelvic girdle
blue: Arm/Thigh
yellow: Forearm/Leg
pink: Hand/Foot

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8
Q

label clavicle ends

A
  1. sternal (medial) end
  2. acromial (lateral) end
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9
Q

label clavicle joint

A

1) sternoclavicular joint
2) acromioclavicular joint

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10
Q

sternal (medial) end of clavicle articulates with ____

A

manubrium of the sternum

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11
Q

acromial (lateral) end of clavicle articulates with ____

A

shoulder

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12
Q

acromioclavicular joint is a _____

A

passive joint

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13
Q

sternoclavicular joint and acromioclavicular joint are both ____ that ____

A

synovial joints that provide stability but limited movement

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14
Q

sternoclavicular joint of clavicle allows for _____ of shoulder

A

elevation + depression
retraction + protraction

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15
Q

Label anterior view of scapula

A
  1. Vertebral (medial) border
  2. Axillary (lateral) border
  3. Superior border
  4. Subscapular fossa (lies on the thoracic cage)
  5. Acromion
  6. Coracoid process
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16
Q

Label lateral view of scapula

A
  1. Axillary (lateral) border
  2. Acromion
  3. Coracoid process
  4. Glenoid fossa
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17
Q

Label posterior view of scapula

A

green: inferior angle
1. Vertebral (medial) border
2. Axillary (lateral) border
3. Superior border
5. Scapular spine
6. Acromion
7. Supraspinous fossa
9. Coracoid process

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18
Q

Glenoid fossa articulates with _____

A

humerus

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19
Q

Acromion articulates with ____

A

clavicle to form the acromioclavicular joint.

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20
Q

Supraspinous fossa is _____ than infraspinous fossa

A

smaller

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21
Q

Label humerus

A
  1. Humeral head
  2. Greater tubercle
  3. Lesser tubercle
  4. Intertubercular sulcus
  5. Deltoid tuberosity
  6. Medial epicondyle
  7. Lateral epicondyle
  8. Olecranon fossa
  9. Capitulum
  10. Trochlea
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22
Q

Capitulum + Trochlea = ____

A

condyle

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23
Q

Glenohumeral (shoulder) joint is a _____ that allows for movement in ____

A

synovial ball & socket joint
multiple planes
(flexion/extension/abduction/adduction/lateral & medial rotation/circumduction
of the shoulder)

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24
Q

Joint capsule of glenohumeral joint is ______; reinforced by ____

A

weak
four shoulder muscles (rotator cuff muscles)

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25
Inferior dislocation of humerus is ______ because _____
most common nothing is protecting the joint at the axilla - armpit)
26
Capitulum articulates with ____
radius
27
trochlea articulates with _____
trochlear notch on ulna
28
Label radius and ulna
1. Trochlear notch 2. Coronoid process 3. Olecranon 4. Radial head 5. Radial tuberosity 6. Radial styloid process 7. Ulnar styloid process 8. Interosseous membrane (syndesmosis)
29
radius ___ ulna
turns over the
30
The coronoid process does what?
stabilizes the elbow joint and prevents hyperflexion
31
olecranon is what forms ____
the bony part you see sticking out of your elbow
32
radial head articulates with ____
capitellum of the humerus
33
Joint between trochlea (humerus) & trochlear notch (ulna) is a _____ and allows for ____
hinge joint (synovial uniaxial) flexion/extension of forearm
34
Joint between capitulum (humerus) & radial head (radius) is a ______ and allows for ____
Pivot joint (synovial uniaxial) pronation/supination of forearm
35
Label forearm
green: humerus orange: ulna blue: radius
36
Digit 1 in your hand is ____
your thumb
37
Label hand
1. Scaphoid 2. Lunate 3. Triquetrum 4. Pisiform 5. Trapezium 6. Trapezoid 7. Capitate 8. Hamate M: Metacarpal (5) P: Phalanx (plu. phalanges – 14)
38
4 bones in the hand with radius
1. Scaphoid 2. Lunate 3. Triquetrum 4. Pisiform (aka proximal row)
39
4 bones in the hand with ulna
5. Trapezium 6. Trapezoid 7. Capitate 8. Hamate
40
Joint between radius & scaphoid is a _____ and allows for _____
condylar joint (synovial biaxial) flexion/extension & abduction/adduction of hand
41
biaxial vs uniaxial
biaxial : two planes of movement uniaxial : one plan of movement
42
Joints between phalanges are _____ and allows for _____
hinge joints (synovial uniaxial) flexion/extension of the digits
43
Joints between carpals are _____ and allows for _____
plane joints (synovial) slight motions
44
Joints between metacarpals & phalanges are _____ allows for ____ with _____
condylar joints (synovial biaxial) flexion/extension & abduction/adduction of the digits the 3rd digit for hand line of reference
45
Joint between trapezium & 1st metacarpal (thumb) is ______ allows for ____
saddle-shaped joint (synovial specialized biaxial) opposition of thumb (in addition to flexion/extension & adduction/abduction)
46
Os coxae (def.)
the hip bone
47
Label os coxae
1. Ilium (superior) 2. Ischium (posterior) 3. Pubis (anterior) 4. Acetabulum (articular surface) 5. Iliac crest 6. Anterior superior iliac spine (ASIS) 7. Iliac fossa 8. Auricular surface 9. Greater sciatic notch 10. Ischial spine 11. Ischial tuberosity 12. Pubic symphysis
48
acetabulum articulates with ___ to form ____
head of femur hip joint
49
ilium, ischium , pubis fuses to form _____
acetabulum
50
The Iliac articulates with three bones: _____
Sacrum, Femur and the Iliac on the opposite side
51
Auricular surface articles with ___
the sacrum
52
The pubic symphysis is the articulation between _____
the left and right pubis bones
53
Label femur
1. Femoral head 2. Femoral neck 3. Greater trochanter 4. Lesser trochanter 5. Intertrochanteric line 6. Gluteal tuberosity 7. Linea aspera 8. Medial condyle of the femur 9. Lateral condyle of the femur 10. Patellar surface
54
Femoral head articulates with ____
the acetabulum of the pelvis
55
The medial and lateral femoral condyles articulate with ____ to form ____
the medial and lateral condyles of the tibia the knee joint
56
The patella does not articulate with ____
the tibia
57
The patella articulates with _____ to form _____
the femur the Patellofemoral Joint
58
Hip joint is a ______ and allows for ____
ball & socket joint (synovial multiaxial) extension, flexion, abduction, adduction, internal rotation, external rotation, circumduction
59
capsule of hip joint is reinforced anteriorly by the ______ (important for _____ )
iliofemoral ligament upright posture
60
Unlike the shoulder joint, the hip joint ______
has more reinforcements due to high demands from body weight
61
Label lower limb
1. Medial condyle of the tibia 2. Lateral condyle of the tibia 3. Tibial tuberosity 4. Head of fibula 5. Medial malleolus (tibia) 6. Lateral malleolus (fibula) 7. Interosseous membrane (syndesmosis)
62
Label knee joint
1. Patella 2. Quadriceps tendon (muscle to bone) 3. Patellar ligament (bone to bone) 4. Meniscus (fibrocartilage)
63
Knee joint is _____ and allows for _____
modified hinge joint (synovial biaxial) flexion/extension of leg, slight rotation, easy to injure
64
Label knee ligament
1. Lateral collateral ligament (LCL) 2. Medial collateral ligament (MCL) 3. Lateral meniscus 4. Medial meniscus 5. Posterior cruciate ligament (PCL) 6. Anterior cruciate ligament (ACL)
65
Distally, the tibia articulates with the____to form the _____
talus talocrural joint of the ankle
66
Label foot
1. Calcaneus 2. Talus 3. Navicular 4. Cuboid 5. Cuneiforms (3: medial, intermediate, lateral) M: Metatarsal (5) P: Phalanx (phalanges – 14)
67
Tarsals (7) are made of ____
1. Calcaneus 2. Talus 3. Navicular 4. Cuboid 5. Cuneiforms (3: medial, intermediate, lateral)
68
Label foot
Ti: tibia Ta: talus Ca: calcaneus Na: navicular
69
Joint between tibia & talus (_____) is a ____ that allows for _____
ankle joint hinge joint (synovial uniaxial) plantarflexion/dorsiflexion of foot
70
Joint between talus & navicular (_____) is a ______ that allows for _____
subnavicular/talonavicular joint condylar joint (synovial biaxial) inversion/eversion of foot (combination of movements)
71
Most commonly injured joint in the body is _____
talo-navicular joint * most are inversion injuries * involve stretching of fibular ligament(s) - can result in fractures of the lateral malleolus
72
Joints between other tarsals are _____ and allows for _____
plane joints (synovial) slight motions
73
Joints between metatarsals & phalanges are _______ and allows for ____
condylar joints (synovial biaxial) flexion/extension & abduction/adduction of the digits with 2nd digit for foot line of reference
74
Joints between phalanges are _____ and allows for _____
hinge joints (uniaxial) flexion/extension of the digits

z:Anat 200 (23 decks)

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