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Elbow Joint
Week 12 Anatomy upper Extremity
Question | Answer |
---|---|
Type of joint at the elbow | Hinge joint |
Trochlea | Medial condyle of humerus |
Capitulum | Lateral condyle of humerus |
trochlea fits into... | trochlear fossa on ulna |
Olecranon fits into... | olecranon fossa on humerus |
coranoid process of ulna fits into... | coranoid fossa on humerus |
capitulum of humerus articulates with... | head of radius |
radial annular ligament | forms a ring around the radius to keep it in place during pronation/supination |
Valgus Angus | Carying angle |
carying angle | the way the forearm angles away from the body when carying an object |
Bursae | reduces wear & tear on joint |
Intratendenous bursae | deepest bursae |
subtendenous bursae | buried in triceps tendon |
subcutaneous bursae | most superficial bursae |
proximal radial ulnar joint | pivot joint that allows pronation/supination |
distal radial/ulnar joint | pivot joint that allows pronation/supination |
interosseus membrane | prevents proximal/distal movement between radius & ulna |
Cephalic vein | superficial vein on the radial side of the forearm |
Basilic vein | superficial vein on the ulnar side of the forearm |
Median cubital vein | vein that connects the basilic & cephalic |
Both Basilic & cephalic dump into the... | Axillary vein |
Dorsal venous arch gives rise to | Basilic & cephalic veins |
Median cubital vein can be found where? | At the bend of the elbow |
order of arteries off th left side of the aortic arch | subclavian, axillary, brachial |
order of arteries off the right side of the aortic arch | brachiocephalic, subclavian, axillary, brachial |
what 2 veins form the superior vena cava? | 2 Basilic veins |
venous return order from right side of the body | brachial, axillary, subclavian, brachiocephalic, superior vena cava |
venous return from leftside of body | brachial, axillary, subclavian, brachiocephalic, superior vena cava |