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Kinesiology > Exam 2 > Flashcards

Exam 2 Flashcards

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1
Q

Scapular movements

What are the muscles involved with abudction(protraction) of the scapula

2 muscles

A
  1. Pectoralis Minor
  2. Serratus Anterior
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2
Q

Scapular Movements

What muscles are invovled with scapular elevation?

5 muscles

A
  1. Levator Scapulae
  2. Trapezuis Upper fibers
  3. Trapezuis Middle Fibers
  4. Rhomboid Major
  5. Rhomboid Minor
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3
Q

Scapular Movements

What muscles are involved in scapular Upward Rotation

4 muscles

A

1.Serratus Anterior
2.Trapezius Upper Fibers
3.Trapezius Middle Fibers
4.Trapezius Lower Fibers

Only movement with all fibers of trapezius

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4
Q

Scapular Movements

What muscles are involved in scapular Adduction (Retraction)

4 muscles

A
  1. Rhombiod Major
  2. Rhombiod Minor
  3. Trapezius Lower Fibers
  4. Trapezius Upper Fibers
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5
Q

Scapular Movements

What muscles are invovled in scapular Depression

2 muscles

A
  1. Pectoralis Minor
  2. Trapezius Lower Fibers
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6
Q

Scapular Movements

What muscles are invovled in scapular downward rotation?

3 muscles

A
  1. Pectoralis Minor
  2. Rhombiod Major
  3. Rhombiod Minor
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7
Q

Origin/Insertion

What is the orgin and insetion of the trapzius upper fibers

A

O:Base of skull, occipatial protuberance and posteiro ligaments of neck
I: posterior aspect of laterl third of clavicle

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8
Q

Orgin/Insertion

What is the origin/insertion of the trapezius middle fibers

A

O:spinous process of C7-T3
I: medial border of acromion process and upper border of scapular spine

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9
Q

Origin/ Insertion

What is the origin and insertion of the trapezius lower fibers?

A

O: Spinous process of T4-T12
I: Triangular Space of at base of scapular spine

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10
Q

Movements

What are the actions of the trapezius upper fibers?

A

Elevation of the scapula, upward rotation and extension, ipsilateral rotation of the head at the neck

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11
Q

What are the actions of the middle fibers of the trapezius?

A

elevation, upward rotation and adduction of scpaula

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12
Q

What is the action of the trapezius lower fibers?

A

depression, retraction(adduction), and upward rotation of scapula

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13
Q

O/I

What is the origin and insertion of the levator scapulae

A

O: Transverse processes of the upper four cervical vertebrae
I: Medial border of scapula from the superior angle to the scapular spine

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14
Q

Movements

What is the actions of levator scapulae?

A

Elevates medial margin of the scapula
weak downward rotatation and weak adduction also occurs

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15
Q

O/I

What is the origin and insertion of the rhomboid minor?

A

O: Spinous processes of C7-T1
I: Medial border of the scapula, above the spine of the scapula

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16
Q

O/I

What is the origin and insertion of the rhomboid major?

A

O: Spinous processes of T2-T5
I: Medial border of scapula, below the spine of the scapula

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17
Q

Movements

True/False: The rhomboid major and minor work together in all their actions?

A

True

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18
Q

Movements

What are the actions of rhomboid major and minor

A

Retraction (adduction), downward rotation, elevation

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19
Q

Movements

During retraction of the scapula to the spinal column by the rhomboid major and minor, what other action occurs?

A

Elevation

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20
Q

What is the origin and insertion of the serratus anterior?

A

O: Surfaces of upper nine ribs at the side of the chest
I: Anterior aspect of whole length of scapula’s medial border

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21
Q

Movements

What are the actions of serratus anterior?

A

Protraction, Upward rotation

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22
Q

O/I

What is the origin and insertion of the pectoralis minor?

A

O: Anterior surfaces of third thru fifth ribs
I: Coracoid process of scapula

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23
Q

What are the actions of the pecotralis minor?

A

Protraction, Downward rotation, depression

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24
Q

O/I

What is the origin and insertion of the subclavius muscle?

A

O: Superior aspect of the first rib at its junction with its costal cartilage
I: Inferior groove of midportion of clavicle

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25
Q

Action

What are the actions of the subclavius

A

Stabilzation and protection of SC joint, depression, protraction

26
Q

O/I

What is the origin and insertion of the anterior deltoid muscle?

A

O: anterior lateral third of clavicle
I: Deltoid tuberosity

27
Q

Action

What is the actions of the anteior deltoid?

A

abduction, flexion, horizontal adduction, internal rotation and diagonal adduction of glenohumerla joint

28
Q

O/I

What is the insertion and origin of the middle deltoid?

A

O: lateral aspect of acromion
I: deltoid tuberosity

29
Q

Actions

What is the actions of the middle deltoid?

A

abduction and horizontal abduction

30
Q

O/I

What is the origin and insertion of the posteior deltoid?

A

O: inferior edge of the spine of the scpaula
I: deltoid tuberosity

31
Q

Action

What is the action of the posterior deltoid?

A

Abduction, extension, horizontal abduction, extenral rotation, and diagonal abduction of glenohumeral joint

32
Q

O/I

What is the origin and insertion of the pectoralis major muscle’ s upper fibers (clavicular head)?

A

O: medial half of anterior surface of the clavicle
I:flat tendon 2-3 in wide to the lateral lip of intertubercular groove of humerus

33
Q

Action

What is the pec major clavicular head’s actions?

A

internal rotation, horizontal adduction, flexion up to 60 degrees, abduction, adduction, and diagonal adduction

34
Q

What is the origin and insertion of the pec major’s sternal head (lower fibers)?

A

O: anterior surface of costal cartilages of first six ribs and adjacent portion of sternum
I: Flat tendon 2-3 in wide to lateral lipof intertubercular groove of humerus

35
Q

Action

What is the actions of the sternal head of the pectoralis major?

A

intenral rotation, horizontal adduction, diagonal adduction, adduction, and extension

35
Q

O/I

What is the origin and insertion of the latissimus dorsi?

A

O: posterior crest of ilium, back of sacrum, and spinous processes of lumbar and T6-T12 vertbrae and slips of the lower three ribs
I: Medial lip of the intertubercular groove of humerus, anterior to intersection of teres major

36
Q

Actions

What is the actions of the latissiums dorsi?

A

Adduction, extension, internal rotation, and horizontal abduction

36
Q

O/I

What is the origin and insertion of the teres major?

A

O: inferior third of the lateral border of the scapula just superior to inferior angle
I: Medial lip of the intertubercular groove of humerus posteior to insertion of the latissimus dorsi

37
Q

Action

What is the action of the teres major?

A

Extension, internal rotation,and adduction

38
Q

O/I

What is the origin and insertion of the coracobrachialis?

A

O: coracoid process of scapula
I: middle of medial border of humeral shaft

39
Q

Actions

What are the actions of the coracobrachialis muscle?

A

flexion, adduction, horizontal adduction, and diagonal adduction

40
Q

O/I

What is the origin and isnertion of the subscapularis muscle

A

O: entrie anterior surface of subscapular fossa
I: lesser tubercle of humerus

41
Q

Action

What is the actions of the subscapularis?

A

Internal rotation, adduction, extension, and stabilization

42
Q

O/I

What is the origin and insertion of the supraspinatus muscle?

A

O: Medial 2/3 of supraspinous fossa
I: superiorlu on greater tubercle of humerus

43
Q

Action

What are the actions of the surpaspinatus muscle

A

abduction and stabilization of humeral head in glenoid fossa

44
Q

O/I

What is the origin and insertion of the infraspinatus muscle

A

O: Posterior surface of scapula below spine
I: Greater tubercle on posterior side

45
Q

Actions

What are the actions of the infraspinatus muscle

A

External rotation, horizontal abduction, extension, diagonal abduction, and stabilization of humeral head in glenoid fossa

46
Q

O/I

What is the origin and insertion of the teres minor muscle

A

O: Posteior scapula lateral border
I: Greater tubercle of humerus on posterior side

47
Q

Action

What is the actions of the teres minor muscle?

A

External rotation, horizontal abduction, extension, diagonal abduction, and stabilization of humeral head in glenoid fossa

Kinesiology (2 decks)

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