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Intro to Anatomy > Back, shoulder, thorax OIAN > Flashcards

Back, shoulder, thorax OIAN Flashcards

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1
Q

External intercostals action

A
  • origin: inferior border of rib above
  • insertion: superior border of rib below
  • action: elevate ribs
  • nerve: intercostal
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2
Q

Latissimus dorsi origin

A
  • origin: T7 to L5, iliac crest
  • insertion: intertubercular groove of humerus
  • action: medially rotate, adduct, extend shoulder
  • nerve: thoracodorsal
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3
Q

Brachialis nerve supply

A
  • origin: anterior surface of distal humerus
  • insertion: coronoid process of ulna
  • action: flex elbow
  • nerve: musculocutaneous
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4
Q

Brachialis action

A
  • origin: anterior surface of distal humerus
  • insertion: coronoid process of ulna
  • action: flex elbow
  • nerve: musculocutaneous
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5
Q

Serratus anterior action

A
  • origin: ribs 1-8
  • insertion: medial border of scapula
  • action: rotate and protract scapula, elevate ribs
  • nerve: long thoracic
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6
Q

External intercostals origin

A
  • origin: inferior border of rib above
  • insertion: superior border of rib below
  • action: elevate ribs
  • nerve: intercostal
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7
Q

Petoralis minor insertion

A
  • origin: ribs 3-5
  • insertion: corocoid process of scapula
  • action: depress scapula, elevate ribs
  • nerve: medial pectoral*
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8
Q

Iliocostalis (erector spinae) action

A
  • origin: ribs, sacrum, vertebrae
  • insertion: ribs, vertebrae
  • action: extends spinal column
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9
Q

Trapezius origin

A
  • origin: occipital bone, spinous processes of C7 and thoracic vertebrae
  • insertion: acromion and scapular spine, lateral portion of clavicle
  • action: elevate, depress, and retract scapula
  • nerve: accessory (CN XI)
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10
Q

Infraspinatous (rotator cuff) origin

A
  • origin: infraspinous fossa of scapula
  • insertion: greater tubercle of humerus
  • action: laterally rotates shoulder
  • nerve: suprascapular
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11
Q

Subscapularis (rotator cuff) insertion

A
  • origin: subscapular fossa
  • insertion: lesser tubercle of humerus
  • action: medially rotates shoulder
  • nerve: upper and lower subscapular
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12
Q

Internal intercostals action

A
  • origin: superior border of rib below
  • insertion: inferior border of rib above
  • action: depress ribs
  • nerve: intercostal
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13
Q

Supraspinatous (rotator cuff) action

A
  • origin: supraspinous fossa of scapula
  • insertion: greater tubercle of humerus
  • action: abduct shoulder
  • nerve: suprascapular
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14
Q

Teres minor (rotator cuff) nerve supply

A
  • origin: lateral border of scapula
  • insertion: greater tubercle of humerus
  • action: laterally rotate shoulder
  • nerve: axillary
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15
Q

Internal intercostals insertion

A
  • origin: superior border of rib below
  • insertion: inferior border of rib above
  • action: depress ribs
  • nerve: intercostal
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16
Q

Deltoid action

A
  • origin: lateral portion of clavicle, acromion, scapular spine
  • insertion: deltoid tuberosity of humerus
  • action: abduct, flex, extend shoulder
  • nerve: axillary
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17
Q

Biceps brachii nerve supply

A
  • origin:
    • short head: corocoid process
    • long head: supraglenoid tubercle
  • insertion: radial tuberosity
  • action: flex elbow (both) and shoulder (long), supinate forearm (both)
  • nerve: musculocutaneous
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18
Q

Teres major origin

A
  • origin: inferior angle of scapula
  • insertion: intertubercular groove of humerus
  • action: medially rotates shoulder
  • nerve: lower subscapular
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19
Q

Teres minor (rotator cuff) origin

A
  • origin: lateral border of scapula
  • insertion: greater tubercle of humerus
  • action: laterally rotate shoulder
  • nerve: axillary
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20
Q

Supraspinatous (rotator cuff) origin

A
  • origin: supraspinous fossa of scapula
  • insertion: greater tubercle of humerus
  • action: abduct shoulder
  • nerve: suprascapular
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21
Q

Longissimus (erector spinae) origin

A
  • origin: ribs, sacrum, vertebrae
  • insertion: ribs, vertebrae
  • action: extends spinal column
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22
Q

Coracobrachialis insertion

A
  • origin: coracoid process of scapula
  • insertion: midshaft of humerus
  • action: flex shoulder
  • nerve: musculocutaneous
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23
Q

Levator scapulae nerve supply

A
  • origin: C1 to C4
  • insertion: medial border of scapula
  • action: elevate and retract scapula
  • nerve: *dorsal scapular
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24
Q

Serratus anterior insertion

A
  • origin: ribs 1-8
  • insertion: medial border of scapula
  • action: rotate and protract scapula, elevate ribs
  • nerve: long thoracic
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25
Internal intercostals nerve supply
* origin: superior border of rib below * insertion: inferior border of rib above * action: depress ribs * **nerve: intercostal**
26
Triceps brachii action
* origin: * long head: infraglenoid tubercle * lateral head: posterior shaft of humerus * \*medial head: posterior shaft of humerus * insertion: olecranon process * **action: extend shoulder (long) and elbow (all)** * nerve: radial
27
Triceps brachii long head origin
* origin: * **long head: infraglenoid tubercle** * lateral head: posterior shaft of humerus * \*medial head: posterior shaft of humerus * insertion: olecranon process * action: extend shoulder (long) and elbow (all) * nerve: radial
28
Teres major nerve supply
* origin: inferior angle of scapula * insertion: intertubercular groove of humerus * action: medially rotates shoulder * **nerve: lower subscapular**
29
Serratus anterior origin
* **origin: ribs 1-8** * insertion: medial border of scapula * action: rotate and protract scapula, elevate ribs * nerve: long thoracic
30
External intercostals insertion
* origin: inferior border of rib above * **insertion: superior border of rib below** * action: elevate ribs * nerve: intercostal
31
Supraspinatous (rotator cuff) nerve supply
* origin: supraspinous fossa of scapula * insertion: greater tubercle of humerus * action: abduct shoulder * **nerve: suprascapular**
32
Petoralis major origin
* **origin: clavicle, sternum, costal cartilage of ribs 1-6** * insertion: intertubercular groove of humerus * action: adduct, medially rotate, flex shoulder * nerve: lateral and medial pectoral\*
33
Rhomboids (major and minor) nerve supply
* origin: C7 to T5 * insertion: medial border of scapula * action: elevate and retract scapula * **nerve: \*dorsal scapular**
34
Longissimus (erector spinae) insertion
* origin: ribs, sacrum, vertebrae * **insertion: ribs, vertebrae** * action: extends spinal column
35
Serratus anterior nerve supply
* origin: ribs 1-8 * insertion: medial border of scapula * action: rotate and protract scapula, elevate ribs * **nerve: long thoracic**
36
Spinalis (erector spinae) action
* origin: ribs, sacrum, vertebrae * insertion: ribs, vertebrae * **action: extends spinal column**
37
Levator scapulae action
* origin: C1 to C4 * insertion: medial border of scapula * **action: elevate and retract scapula** * nerve: \*dorsal scapular
38
Rhomboids (major and minor) origin
* **origin: C7 to T5** * insertion: medial border of scapula * action: elevate and retract scapula * nerve: \*dorsal scapular
39
Rhomboids (major and minor) action
* origin: C7 to T5 * insertion: medial border of scapula * **action: elevate and retract scapula** * nerve: \*dorsal scapular
40
Deltoid insertion
* origin: lateral portion of clavicle, acromion, scapular spine * **insertion: deltoid tuberosity of humerus** * action: abduct, flex, extend shoulder * nerve: axillary
41
Subscapularis (rotator cuff) origin
* **origin: subscapular fossa** * insertion: lesser tubercle of humerus * action: medially rotates shoulder * nerve: upper and lower subscapular
42
Deltoid origin
* **origin: lateral portion of clavicle, acromion, scapular spine** * insertion: deltoid tuberosity of humerus * action: abduct, flex, extend shoulder * nerve: axillary
43
Teres major action
* origin: inferior angle of scapula * insertion: intertubercular groove of humerus * **action: medially rotates shoulder** * nerve: lower subscapular
44
Biceps brachii action
* origin: * short head: corocoid process * long head: supraglenoid tubercle * insertion: radial tuberosity * **action: flex elbow (both) and shoulder (long), supinate forearm (both)** * nerve: musculocutaneous
45
Coracobrachialis origin
* **origin: coracoid process of scapula** * insertion: midshaft of humerus * action: flex shoulder * nerve: musculocutaneous
46
Longissimus (erector spinae) action
* origin: ribs, sacrum, vertebrae * insertion: ribs, vertebrae * **action: extends spinal column**
47
Spinalis (erector spinae) insertion
* origin: ribs, sacrum, vertebrae * **insertion: ribs, vertebrae** * action: extends spinal column
48
Triceps brachii nerve supply
* origin: * long head: infraglenoid tubercle * lateral head: posterior shaft of humerus * \*medial head: posterior shaft of humerus * insertion: olecranon process * action: extend shoulder (long) and elbow (all) * **nerve: radial**
49
Latissimus dorsi nerve
* origin: T7 to L5, iliac crest * insertion: intertubercular groove of humerus * action: medially rotate, adduct, extend shoulder * **nerve: thoracodorsal**
50
Coracobrachialis action
* origin: coracoid process of scapula * insertion: midshaft of humerus * **action: flex shoulder** * nerve: musculocutaneous
51
Trapezius insertion
* origin: occipital bone, spinous processes of C7 and thoracic vertebrae * **insertion: acromion and scapular spine, lateral portion of clavicle** * action: elevate, depress, and retract scapula * nerve: accessory (CN XI)
52
Infraspinatous (rotator cuff) action
* origin: infraspinous fossa of scapula * insertion: greater tubercle of humerus * **action: laterally rotates shoulder** * nerve: suprascapular
53
Infraspinatous (rotator cuff) insertion
* origin: infraspinous fossa of scapula * **insertion: greater tubercle of humerus** * action: laterally rotates shoulder * nerve: suprascapular
54
Spinalis (erector spinae) origin
* **origin: ribs, sacrum, vertebrae** * insertion: ribs, vertebrae * action: extends spinal column
55
Teres major insertion
* origin: inferior angle of scapula * **insertion: intertubercular groove of humerus** * action: medially rotates shoulder * nerve: lower subscapular
56
Petoralis minor origin
* **origin: ribs 3-5** * insertion: corocoid process of scapula * action: depress scapula, elevate ribs * nerve: medial pectoral\*
57
Supraspinatous (rotator cuff) insertion
* origin: supraspinous fossa of scapula * **insertion: greater tubercle of humerus** * action: abduct shoulder * nerve: suprascapular
58
Petoralis minor nerve supply
* origin: ribs 3-5 * insertion: corocoid process of scapula * action: depress scapula, elevate ribs * **nerve: medial pectoral\***
59
Subscapularis (rotator cuff) action
* origin: subscapular fossa * insertion: lesser tubercle of humerus * **action: medially rotates shoulder** * nerve: upper and lower subscapular
60
Latissimus dorsi insertion
* origin: T7 to L5, iliac crest * **insertion: intertubercular groove of humerus** * action: medially rotate, adduct, extend shoulder * nerve: thoracodorsal
61
Biceps brachii long head origin
* origin: * short head: corocoid process * **long head: supraglenoid tubercle** * insertion: radial tuberosity * action: flex elbow (both) and shoulder (long), supinate forearm (both) * nerve: musculocutaneous
62
Deltoid nerve supply
* origin: lateral portion of clavicle, acromion, scapular spine * insertion: deltoid tuberosity of humerus * action: abduct, flex, extend shoulder * **nerve: axillary**
63
Biceps brachii insertion
* origin: * short head: corocoid process * long head: supraglenoid tubercle * **insertion: radial tuberosity** * action: flex elbow (both) and shoulder (long), supinate forearm (both) * nerve: musculocutaneous
64
Latissimus dorsi action
* origin: T7 to L5, iliac crest * insertion: intertubercular groove of humerus * **action: medially rotate, adduct, extend shoulder** * nerve: thoracodorsal
65
Petoralis major insertion
* origin: clavicle, sternum, costal cartilage of ribs 1-6 * **insertion: intertubercular groove of humerus** * action: adduct, medially rotate, flex shoulder * nerve: lateral and medial pectoral\*
66
Trapezius nerve supply
* origin: occipital bone, spinous processes of C7 and thoracic vertebrae * insertion: acromion and scapular spine, lateral portion of clavicle * action: elevate, depress, and retract scapula * **nerve: accessory (CN XI)**
67
Coracobrachialis nerve
* origin: coracoid process of scapula * insertion: midshaft of humerus * action: flex shoulder * **nerve: musculocutaneous**
68
Rhomboids (major and minor) insertion
* origin: C7 to T5 * **insertion: medial border of scapula** * action: elevate and retract scapula * nerve: \*dorsal scapular
69
Subscapularis (rotator cuff) nerve supply
* origin: subscapular fossa * insertion: lesser tubercle of humerus * action: medially rotates shoulder * **nerve: upper and lower subscapular**
70
Biceps brachii short head origin
* origin: * **short head: corocoid process** * long head: supraglenoid tubercle * insertion: radial tuberosity * action: flex elbow (both) and shoulder (long), supinate forearm (both) * nerve: musculocutaneous
71
Levator scapulae origin
* **origin: C1 to C4** * insertion: medial border of scapula * action: elevate and retract scapula * \*dorsal scapular
72
Petoralis minor action
* origin: ribs 3-5 * insertion: corocoid process of scapula * **action: depress scapula, elevate ribs** * nerve: medial pectoral\*
73
Trapezius action
* origin: occipital bone, spinous processes of C7 and thoracic vertebrae * insertion: acromion and scapular spine, lateral portion of clavicle * **action: elevate, depress, and retract scapula** * nerve: accessory (CN XI)
74
Triceps brachii insertion
* origin: * long head: infraglenoid tubercle * lateral head: posterior shaft of humerus * \*medial head: posterior shaft of humerus * **insertion: olecranon process** * action: extend shoulder (long) and elbow (all) * nerve: radial
75
Teres minor (rotator cuff) action
* origin: lateral border of scapula * insertion: greater tubercle of humerus * **action: laterally rotate shoulder** * nerve: axillary
76
External intercostals nerve supply
* origin: inferior border of rib above * insertion: superior border of rib below * action: elevate ribs * **nerve: intercostal**
77
Teres minor (rotator cuff) insertion
* origin: lateral border of scapula * **insertion: greater tubercle of humerus** * action: laterally rotate shoulder * nerve: axillary
78
Brachialis origin
* **origin: anterior surface of distal humerus** * insertion: coronoid process of ulna * action: flex elbow * nerve: musculocutaneous
79
Triceps brachii medial head origin
* origin: * long head: infraglenoid tubercle * lateral head: posterior shaft of humerus * **\*medial head: posterior shaft of humerus** * insertion: olecranon process * action: extend shoulder (long) and elbow (all) * nerve: radial
80
Internal intercostals origin
* **origin: superior border of rib below** * insertion: inferior border of rib above * action: depress ribs * nerve: intercostal
81
Triceps brachii lateral head origin
* origin: * long head: infraglenoid tubercle * **lateral head: posterior shaft of humerus** * \*medial head: posterior shaft of humerus * insertion: olecranon process * action: extend shoulder (long) and elbow (all) * nerve: radial
82
Petoralis major action
* origin: clavicle, sternum, costal cartilage of ribs 1-6 * insertion: intertubercular groove of humerus * **action: adduct, medially rotate, flex shoulder** * nerve: lateral and medial pectoral\*
83
Levator scapulae insertion
* origin: C1 to C4 * **insertion: medial border of scapula** * action: elevate and retract scapula * \*dorsal scapular
84
Brachialis insertion
* origin: anterior surface of distal humerus * **insertion: coronoid process of ulna** * action: flex elbow * nerve: musculocutaneous
85
Petoralis major nerve supply
* origin: clavicle, sternum, costal cartilage of ribs 1-6 * insertion: intertubercular groove of humerus * action: adduct, medially rotate, flex shoulder * **nerves: lateral and medial pectoral\***
86
Infraspinatous (rotator cuff) nerve supply
* origin: infraspinous fossa of scapula * insertion: greater tubercle of humerus * action: laterally rotates shoulder * **nerve: suprascapular**
87
Iliocostalis (erector spinae) origin
* **origin: ribs, sacrum, vertebrae** * insertion: ribs, vertebrae * action: extends spinal column
88
Iliocostalis (erector spinae) insertion
* origin: ribs, sacrum, vertebrae * **insertion: ribs, vertebrae** * action: extends spinal column

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