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35 Cards in this Set
- Front
- Back
- 3rd side (hint)
which site of the humerus is commonly fractured with trauma?
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surgical neck
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None
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which arety and nerve are associated with the anatomical neck of the humerus?
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axillary nerve and posterior humeral circumflex artery
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which muscles attach to the greater and lesser tubercles?
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rotator cuff muscles
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which tendon passes through the intertubercular sulcus?
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biceps brachii long head
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None
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the deltoid tuberosity is the site of attachment for which muscle of the shoulder region?
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deltoid
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which nerve is at risk during fractures of the humerus?
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radial nerve (sits in radial groove)
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with which part of the forearm does the capitulum articulate?
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head of radius
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with which bony feature does the trochlea of the humerus articulate?
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the trochelar notch of the ulna
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what it the name for the fossa on the humerus which accomodates the ulna during flexion? During extension?
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coronoid fossa; olecranon fossa
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next to what landmark on the humerus is the groove for the ulnar nerve?
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medial epicondyle
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which muscle inserts onto the radial tuberosity?
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biceps brachii tendon
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which muscles inserts onto the ulnar tuberosity?
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brachialis
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the olecranon is the site of insertion for which muscle of the arm?
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triceps brachii tendon
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by what is the elbow joint surrounded for lubrication?
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synovial membrane and fibrous capsule
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what are the names of the two supportive ligaments on either side of the elbow joint?
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ulnar collateral and radial collateral ligaments
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the anular ligament arises from which bone of the elbow joint? It is involved in which movement?
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ulna; supination and pronation
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deep the skin and superficial fascia, the arm is surrounded by a layer of deep fascia called what?
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brachial fascia
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the brachial fascia of the arm have two invaginations called what? To what do these invaginations attach?
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medial and lateral septa; humerus
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what are the 3 muscles of the flexor compartment of the arm?
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biceps brachii, coracobrachialis, brachialis
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what is the origin of the short head of the biceps brachii? The insertion? Innervation? Action?
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coracoid process; radial tuberosity; musculatocutaneous nerve; supinates and flexes forearm and flexes arm
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what is the origin of the long head of the biceps brachii? The insertion? Innervation? Action?
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supraglenoid tubercle; radial tuberosity; musculocutaneous nerve; supinates and flexes forearm and flexes arm
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what is the origin of the coracobrachialis? The insertion? Innervation? Action?
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coracoid process; medial surface of humerus; musculocutaneous nerve; adducts and flexes arm
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what is the origin of the brachialis? The insertion? The innervation? The action?
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anterior surface of humerus; coronoid process and ulnar tuberosity; musculocutaneous nerve; flexes forearm
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what is the origin of the long head of the triceps brachii? The insertion? The innervation? The action?
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infraglenoid tubercle; olecranon of ulna; radial nerve; extends forearm and arm
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what is the origin of the lateral head of the triceps brachii? The insertion? The innervation? The action?
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posterior humerus superior to radial groove; olecranon of ulna; radial nerve; extends forearm
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what is the origin of the medial head of the triceps brachii? The insertion? The innervation? The action?
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posteior humerus inferior to the radial groove; olecranon of ulna; radial nerve; extends forearm
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muscles of the anterior compartment of the arm are innervated by which nerve? The posterior compartment?
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musculocutaneous; radial nerve
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None
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what role do the median and ulnar nerves play in arm?
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no role
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what is the name for the major artery in the arm? This is a continuation of which artery?
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brachial artery; axillary artery
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which branch of the brachial artery supplies the posterior compartment of the arm?
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deep brachial artery
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which muscle of the arm is pierced by the musculocutaneous nerve?
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coracobrachialis
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which branches of the brachial artery supply the elbow?
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collateral branches
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what is the name for the 2 veins often seen traveling with accompanying arteries in arm?
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venae comitantes
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which are the 3 borders of the cubital fossa?
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brachioradialis, pronator teres, imaginary line between medial and lateral epicondyles
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what are the 3 most important contents of the cubital fossa?
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biceps brachii tendon, median nerve, brachial artery
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