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board review part 1 > General anatomy Myology > Flashcards

General anatomy Myology Flashcards

1
Q

What muscles make up the Rotator Cuff?

A

SITS- Supraspinatus, Infraspinatus, Teres Minor, Subscapularis

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2
Q

Supraspinatus Action

Infraspinatus Action

A

S: ABduction
I: external rotation

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3
Q

Supraspinatus & Infraspinatus: Nerve S., Blood S., Origin/insertion

A

N: Suprascapular
B.S: Suprascapular
O.I: fossa of scapula/ greater tubercle of humerus

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4
Q

Teres minor: Nerve, Blood S., O/I, Action

A

B.S: scapular circumflex
N: Axillary
A: external rot.
O.I: lat. border dorsal scapula/ greater tubercle of humerus

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5
Q

Subscapular: Nerve, Blood, O/I, Action

A

N: subscapular
B: lat. thoracic, subscapular
A: Internal rot.
O.I: subscapular fossa of scapula/ lesser tubercle of humerus

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6
Q

Latissimus Dorsi: Nerve, Blood, Action

A

N: thoracodorsal
B: descending scapular
A: extension, int. rot. of arm

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7
Q

Trapezius: Nerve, Blood, Action

A

N: Spinal acc.
B: descending scapular
A: Adduct scapula

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8
Q

Rhomboid: nerve, blood, action, O/I

A

N: Dorsal scapular
B: descending scapular
A: scapular retraction
O/I: SP of C7 & T1 (minor); SP of T2-T5 (major)/ Scapula (both)

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9
Q

Serratus Ant.: Nerve, Blood, Action

A

N: long thoracic
B: descending scapular
A: adheres scapula to chest wall

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10
Q

Deltoid: Nerve, Blood, Action, O/I

A

N: descending scap
B: Axillary
A: ABduction of arm
O/I: trap, clavicle, acromion, spine of scapula/ deltoid tuberosity of humerus

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11
Q

Teres Major: Nerve, Blood, Action

A

N: subscapular
B: descending scap
A: ext. med. rot. ADDucts arm

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12
Q

Pec. Major: Nerve, Blood, Action

A

N: medial pectoral
B: descending scap
A: draws sacpula forward

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13
Q

what muscles make up the post. compartment of the Arm? Nerve, Blood, Action, O/I

A 
Triceps & Anconeus
N: Radial
B: Brachial
A: extension
O/I: olecranon process of the ulna
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14
Q

What muscles make up the Ant. compartment of the Arm?

A 
Biceps brachaii
brachialis
brachioradialis
coracobrachialis
pronator teres
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15
Q

what nerve supplies the Biceps Brachii, brachialis, coracobrachialis? Brachioradialis? Pronator Teres?

A

Musculocutaneous
Radial
Median

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16
Q

What is Blood supply of Biceps Brachii, brachialis, coracobrachialis, Brachioradialis? Pronator Teres?

A

Brachial

Ulnar

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17
Q

Common action of Biceps Brachii, brachialis, coracobrachialis?

A

flexes elbow

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18
Q

O/I of biceps brachii?

A

Short head: O: Coracoid process
Long head: O: supraglenoid tubercle of scapula
I: radial tuberosity

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19
Q

Forearm Ant. Compartment muscles

A
  1. Biceps brachii
  2. flex. radialis
  3. flex carpi ulnaris
  4. flex dig. prof.
  5. pronator teres
  6. flex pollicis long
  7. palmaris longus
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20
Q

Nerve supply of ant. comp. forearm:

  1. Biceps brachii
  2. flex. radialis
  3. flex carpi ulnaris
  4. flex dig. prof.
  5. pronator teres
  6. flex pollicis long
  7. palmaris longus
A
  1. musculocutaneous
    2,5,6,7: median
  2. ulnar
  3. 1/2 median, 1/2 ulnar
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21
Q

Blood supply of ant. comp. forearm:

  1. Biceps brachii
  2. flex. radialis
  3. flex carpi ulnaris
  4. flex dig. prof.
  5. pronator teres
  6. flex pollicis long
  7. palmaris longus
A

Ulnar

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22
Q

Common action of ant. comp. forearm:.

A

flexion

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23
Q

post. compartment forearm muscles?

A
  1. Ext. carpi radialis longus
  2. brevis
  3. ext. carpi ulnaris
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24
Q

Nerve supply post. compartment forearm muscles?

  1. Ext. carpi radialis longus
  2. brevis
  3. ext. carpi ulnaris
A

1,2: radial

3. post. interosseus

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25
Q

Blood supply post. compartment forearm muscles?

  1. Ext. carpi radialis longus
  2. brevis
  3. ext. carpi ulnaris
A

Ulnar

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26
Q

Action of post. compartment forearm muscles?

  1. Ext. carpi radialis longus
  2. brevis
  3. ext. carpi ulnaris
A

1,2: extends & ABducts wrist

3: extends 7 ADDucts wrist

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27
Q

Levator Ani ie?

A

floor pelvic cavity

28
Q

Levator Ani Nerve, blood, action, O/I?

A

N: pudendal plexus
B: int. pudendal, inf. rectal
A: constricts rectum & vagina cavity
O/I: Pubis, ischial spine/ coccyx

29
Q

Shortest muscle in the body?

A

stapedius

30
Q

longest muscle in the body?

A

sartorius

31
Q

what makes up the quadriceps?

A

rectus femoris
vastus lateralis
vastus medialis
vastus intermedius

32
Q

what makes up the ant. compartment of thigh?

A
  1. rectus femoris
  2. vastus lateralis
  3. vastus medialis
  4. vastus intermedius
  5. sartorius
  6. iliopsoas
33
Q

nerve & blood supply of the ant. compartment of thigh?

A

N: Femoral
B: Femoral

34
Q

what makes up the “tailors muscle”?

A

rectus femoris, sartorius

35
Q

Common insertion of quads?

A

patella

36
Q

Common action of ant. compartment of thigh?

  1. rectus femoris
  2. vastus lateralis
  3. vastus medialis
  4. vastus intermedius
  5. sartorius
  6. iliopsoas
A

flexion (1,5,6) & extension (2,3,4)

37
Q

muscles of medial compartment of thigh?

A
  1. adductors
  2. gracilis
  3. pectineus
38
Q

Nerve/ blood supply

  1. adductors
  2. gracilis
  3. pectineus
A

N: 1,2:obturator; 3. femoral (some obturator)
B: obturator

39
Q

Common action of med. comp. of thigh

  1. adductors
  2. gracilis
  3. pectineus
A

ADDucts

40
Q

what are the Adductors?

A

magnus, longus, brevis

41
Q

what does the pectineus overlie?

A

Add. brevis, & longus

42
Q

what are the “hamstrings” or post. comp. of thigh?

A
  1. biceps femoris
  2. semitendinosus
  3. semimembranosus
43
Q

Nerve/ blood supply of hamstrings?

A

N: tibial
B: deep femoral

44
Q

actions of hamstrings

  1. biceps femoris
  2. semitendinosus
  3. semimembranosus
A
  1. flex and lat. rot knee, extends thigh

2,3. flex and med. rot. knee, extends thigh

45
Q

O/I of hamstrings

  1. biceps femoris
  2. semitendinosus
  3. semimembranosus
A
  1. long: ischial tuberosity; short: linea aspera/ fibula

2, 3: ischial tub./ tibia

46
Q

lateral comp. of thigh muscles?

A
  1. TFL
  2. Glut medius, minimus
  3. Glut max.
47
Q

Nerve/ Blood supply of lat. comp. thigh

  1. TFL
  2. Glut medius, minimus
  3. Glut max.
A

B: Inferior gluteal
N: 1,2: sup. gluteal
3.: Inferior Gluteal

48
Q

Ant. comp. of leg muscles?

A
  1. tibialis ant.
  2. ext. dig. longus
  3. ext. hallucis longus
49
Q

Nerve/ Blood supply of Ant. comp. of leg muscles?

  1. tibialis ant.
  2. ext. dig. longus
  3. ext. hallucis longus
A

N: deep peroneal aka: ant. tibial
B: anterior tibial

50
Q

Common action of Ant. comp. of leg muscles?

  1. tibialis ant.
  2. ext. dig. longus
  3. ext. hallucis longus
A

dorsiflexion

51
Q

post. comp. of leg muscles?

A
  1. gastrocnemius
  2. soleus
  3. popliteus
  4. plantaris
52
Q

nerve/blood supply of post. comp. leg

  1. gastrocnemius
  2. soleus
  3. popliteus
  4. plantaris
A

N: tibial
B: posterior tibial

53
Q

Common action of post. comp. leg

  1. gastrocnemius
  2. soleus
  3. popliteus
  4. plantaris
A

plantar flexes foot

54
Q

lat. comp. of leg muscles? Nerve/Blood supply, Action, O/I?

A 
peroneus longus, peroneus brevis
N: superficial peroneal (Fibular)
B: anterior tibial/ peroneal
A: plantar flex & evert foot
O/I: lat. tibia-fibula/ med. cuneiform & base of 1st metatarsal
55
Q

Myoblasts?

A

embryonic mesoderm: smooth or cardiac muscle

makes muscle

56
Q

mesodermal “blocks” (somites)?

A

skeletal muscle: embryonic mesoderm

57
Q

Skeletal histology

A

striated; multi-nucleated

58
Q

cardiac histology

A

striated
uni-nucleated at the intercalated discs
smooth: spindle shaped with central nuclei

59
Q

Agonistic?

A

prime movers

60
Q

synergistic?

A

supports movement

61
Q

antagonistic

A

opposite movers

62
Q

internal organs begin to form?

A

2nd month

63
Q

efferent cranial nerves develop?

A

basal plate

64
Q

thymus gland develops from?

A

3rd pharyngeal pouch

65
Q

pharyngeal tonsil develops from?

A

2nd pharyngeal pouch

board review part 1 (30 decks)

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