Upper Limb - Week 5 Flashcards
(54 cards)
1
Q
what skeletal group is the upper limb apart of?
A
appendicular skeleton
2
Q
what comprises the pectoral girdle?
A
scapula and clavicle
3
Q
humerus
A
arm
4
Q
radius and ulna
A
forearm
5
Q
how many carpals? how many metacarpals? how many phalanges?
A
- 8 carpals
- 5 metacarpals
- 14 phalanges
6
Q
what bones comprise the upper limbs?
A
- scapula
- clavicle
- humerus
- radius and ulna
- 8 carpals
- 5 metacarpals
- 14 phalanges
7
Q
what are the 4 rotator cuff muscles?
A
- supraspinatus
- infraspinatus
- teres minor
- subscapularis
8
Q
label
A
- subscapularis
- supraspinatus
- teres minor
- infraspinatus
- supraspinatus
9
Q
where does the subscapularis attach?
A
into the subscapular fossa
10
Q
where do the supraspinatus, infraspinatus, and teres minor attach?
A
all attach to the scapular spine?
11
Q
superior angle of scapula
A
vertebral border
12
Q
inferior angle of scapula
A
vertebral border
13
Q
glenoid fossa of scapula
A
lateral, teardrop, attaches to humeral head
14
Q
coracoid process of scapula
A
forward and lateral
15
Q
acromion process of scapula
A
end of the clavicle
16
Q
scapular spine
A
originates from the vertebral border and terminates at the acromion end
17
Q
supraspinous foramen
A
- superior, lateral, and posterior
- blood vessels and nerves
18
Q
label
A
- attachment for pectoralis major
- attachment for deltoid
- acromial end
- attachment for trapezius
- sternal end
19
Q
label
A
- rhomboid fossa/costal impression
- conoid tubercle
- trapezoid line/oblique line
- subclavian sulcus/groove
20
Q
label
A
- coracoid process
- scapular notch
- superior border
- superior angle
- vertebral border
- inferior angle
- lateral/auxiliary border
- subscapular fossa
- glenoid fossa
- acromion process
21
Q
label
A
- acromion process
- glenoid fossa
- infraspinous fossa
- lateral/auxiliary border
- scapular spine
- supraspinous fossa
22
Q
label
A
- coracoid process
- supraglenoid tubercle
- infraglenoid tubercle
- lateral/auxiliary border
- glenoid fossa
- acromion process
23
Q
label
A
- coracoid process
- glenoid fossa
- acromion process
- scapular spine
- supraspinous fossa
- scapular notch
circled = supraspinous fossa
24
Q
how many synovial joints does the shoulder have? label?
A
- clavicle
- rotator cuff muscles
- labrum
- glenoid fossa
- humerus
- articular cartilage
- capsular ligaments
- acromion
- synovial membrane
25
how is the clavicle formed?
endochondral and intramembranous ossification
- modified skull bone
26
what are the bone marking from on the clavicle?
ligaments
27
round end of the clavicle
medial and articulates with the sternum
28
flat end of the clavicle
distal and articulates with the scapula
29
conoid tubercle on clavicle
posterior, lateral, and inferior
holds the conoid ligament
30
deltoid
anterior and lateral
31
oblique line
trapezoid ligament
32
what is another name for the humerus?
brachium
33
what is another name for the radius and ulna?
antebrachium
34
how many joints are in the elbow?
3
35
humeroradial joint
capitulum and radial head
36
humeroulnar joint
trochlea and trochlear notch
37
proximal radioulnar joint
radial head and ulnar radial notch
38
label
1. humeral head
2. lesser tubercle
3. crest of the lesser tubercle
4. bicipital groove
5. crest of the greater tubercle
6. greater tubercle
39
attachments to the humeral head
glenoid articulation
40
attachments to the lesser tubercle
insertion for the subscapularis
41
attachments to the crest of the lesser tubercle
insertion for the teres major
42
attachments to the deltoid tuberosity
insertion for deltoid
not well defined in humans
43
attachments to the bicipital groove
tendon of long head of biceps brachii
crests of tubercles are defined here
44
attachments to the crest of the greater tubercle
insertion for pectoralis major
45
attachments to the greater tubercle
insertion for teres minor, infraspinatus and supraspinatus
46
label
1. nutrient foramen
2. medial supracondylar ridge
3. coronoid fossa
4. medial epicondyle
5. trochlea
6. capitulum
7. lateral epicondyle
8. lateral supracondylar ridge
47
nutrient foramen
passage for blood vessels
supplies nutrients to bone marrow
48
attachments to the medial epicondyle
attachment for forearm flexors and pronator teres
49
attachments to the trochlea
articulation for ulna
50
attachments to the capitulum
articulation for radius
always lateral
51
attachments to the lateral epicondyle
attachment for forearm extensors and supinators
52
label
1. lateral epicondyle
2. trochlea
3. olecrannon fossa
4. medial epicondyle
53
pectoralis major
abduction for shoulder, medial and lateral rotation
54
what is not visible in the posterior view of the humerus?
capitulum and nutrient fossa
