Anterior Cadaver Muscles & Terminology Flashcards
1
Q
What muscle is #1?
A
Frontal Belly
2
Q
What muscle is #2?
A
Orbicularis Oculi
3
Q
What muscle is #3?
A
Orbicularis Oris
4
Q
What muscle is #4?
A
Platysma
5
Q
What muscle is #5?
A
Occipital Belly
6
Q
What muscle is #1?
A
Temporalis
7
Q
What muscle is #2?
A
Zygomaticus Minor
8
Q
What muscle is #3?
A
Zygomaticus Major
9
Q
What muscle is #4?
A
Masseter
10
Q
What muscle is #5?
A
Buccinator
11
Q
What muscle is #6?
A
Sternocleidomastoid
12
Q
What muscle is #1?
A
Mylohyoid
13
Q
What muscle is #2?
A
Anterior Belly
14
Q
What muscle is #3?
A
Posterior Belly
15
Q
What muscle is #4?
A
Stylohyoid
16
Q
What muscle is #5?
A
Superior Belly
17
Q
What muscle is #6?
A
Sternohyoid
18
Q
What muscle is #7?
A
Sternothyroid
19
Q
What muscle is #8?
A
Thyrohyoid
20
Q
What muscle is #9?
A
Inferior Belly
21
Q
What muscle is #10?
A
Anterior Scalene
22
Q
What muscle is #11?
A
Middle Scalene
23
Q
What muscle is #12?
A
Posterior Scalene
24
Q
What muscle is #1? What are it’s origin, insertion, and action?
A
Pectoralis Major
O: sternum, clavicle, ribs 1-6
I: greater tubercle
A: flexes, medially rotates, adducts
25
What muscle is #2? What are it's origin, insertion, and action?
Pectoralis Minor
O: ribs 3-5
I: coracoid process
A: protracts, depresses, downwardly rotates scapula
26
What muscle is #3? What are it's origin, insertion, and action?
Subclavius
O: costal cartilage of rib 1
I: clavicle
A: stabilizes and depresses pectoral girdle
27
What muscle is #4?
External Intercostal
28
What muscle is #5? What are it's origin, insertion, and action?
Serratus Anterior
O: ribs 1-8
I: vertebral border of scapula
A: protracts and upwardly rotates scapula
29
What muscle is #6?
Internal Intercostal
30
What muscle is #7?
External Oblique
31
What muscle is #8?
Internal Oblique
32
What muscle is #9?
Rectus Abdominis
33
What muscle is #10?
Transversus Abdominis
34
What is an origin?
The muscle attachment that remains mostly stationary
35
What is an insertion?
The muscle attachment that moves
36
What is a tendon?
A collagen band that connects muscle to bone
37
What is an aponeurosis?
A broad tendinous sheet for muscle attachment
38
What is a raphe?
A slender band of collagen fibers for muscle attachment, a "seam"
39
What is a prime mover?
A muscle that is primarily responsible for a particular action
40
What is a synergist?
A muscle that assists a prime mover in performing an action
41
What is a fixator?
A type of synergist that prevents undesirable movement
42
What is an antagonist?
A muscle that opposes a prime mover, by performing the opposite action
43
What is flexion?
Decreasing the angle between 2 bones
44
What is extension?
Increasing the angle between 2 bones
45
What is Abduction?
Moving an appendage in the frontal plane away from the midline
46
What is Adduction?
Moving an appendage in the horizontal plane toward the midline
47
What is Cirumduction?
Moving the distal end of an appendage in a circle, without rotation
48
What is a dorsiflexion?
Lifting the anterior part of the foot
49
What is a plantar flexion?
Lowering the anterior part of the foot
50
What is inversion?
Lifting the medial edge of the foot
51
What is eversion?
Lifting the outside edge of the foot
52
What is protraction?
To thrust forward, or move anteriorly
53
What is retraction?
To move posteriorly
54
What is upward rotation?
Rotating the inferior angle of the scapula laterally, so that the glenoid cavity is turned upward
55
What is downward rotation?
Rotating the inferior angle of the scapula medially so that the glenoid cavity is turned downward
56
What is medial rotation?
Rotating an appendage such that anterior structures face more medially
57
What is lateral rotation?
Rotating an appendage such that anterior structures face more laterally
58
What is elevation?
Moving upward
59
What is depression?
Moving downward
60
What is supination?
Rotating the forearm laterally, such that the forearm and palm face anteriorly
61
What is pronation?
Rotating the forearm medially, such that the forearm and palm face posteriorly
62
What is opposition?
Moving the thumb to face the little finger
63
What is reposition?
Moving an opposed thumb back into the anatomical position
64
What is muscle #1?What are it's origins, insertions, and actions?
Deltoid
O: clavicle, scapula
I: deltoid tuberosity
A: abducts, flexes, extends
65
What is muscle #2?What are it's origins, insertions, and actions?
Biceps Brachii Long head
O: supraglenoid tubercle
I: radial tuberosity
A: flexes and supinates forearm
66
What is muscle #3?What are it's origins, insertions, and actions?
Biceps Brachii Short Head
O: coracoid process
I: radial tuberosity
A: flexes and supinates forearm
67
What muscle is #4? What are its origins, insertions, and actions?
Brachialis
O: anterior humerus
I: coronoid process of ulna
A: flexes forearm
68
What muscle is #5? What are its origins, insertions, and actions?
Coracobrachialis
O: coracoid process of scapula
I: shaft of humerus
A: flexes, adducts
69
What muscle is #1? What are its origins, insertions, and actions?
Brachioradialis
O: lateral supracondylar ridge
I: styloid process of radius
A: flexes forearm
70
What muscle is #2?
Extensor Carpi Radialis Longus
71
What muscle is #3?
Extensor Carpi Radialis Brevis
72
What muscle is #4?
Extensor Digitorum
73
What muscle is #5?
Extensor Carpi Ulnaris
74
What muscle is #6?
Supinator
75
What muscle is #7?
Abductor Pollicis Longus
76
What muscle is #8?
Extensor Pollicis Longus
77
What muscle is #9?
Extensor Pollicis Brevis
78
What muscle is #10?
Extensor Indicis
79
What muscle is #11?
Extensor Digiti Minimi
80
What muscle is #12? What are its origins, insertions, and actions?
Anconeus
O: lateral epicondyle
I: olecranon process
A: extends forearm, abducts ulna
81
What muscle is #13?
Extensor Retinaculum
82
What muscle is #14?
Dorsal Interossei
83
What muscle is #1? What are its origins, insertions, and actions?
Sartorius
O: anterior superior iliac spine
I: medial tibia
A: flexes, laterally rotates & abducts thigh
84
What muscle is #2?What are its origins, insertions, and actions?
Tensor Fasciae Latae
O: iliac crest, anterior superior iliac spine
I: iliotibial tract
A: flexes, abducts, medially rotates thigh
85
What muscle is #3? What are its origins, insertions, and actions?
Psoas Major
O: body, transverse processes & discs of T12 & L1-L5
I: lesser trochanter
A: flexes thigh
86
What muscle is #4? What are its origins, insertions, and actions?
Iliacus
O: iliac fossa and ala
I: lesser trochanter
A: flexes thigh
87
What muscle is #5? What are its origins, insertions, and actions?
Rectus Femoris
O: anterior inferior iliac spine
I: quad tendon to patella to tibial tuberosity
A: extends leg, flexes thigh
88
What muscle is #6? What are its origins, insertions, and actions?
Vastus Lateralis
O: greater trochanter, intertrochanteric line, linea aspera
I: quad tendon to patella to tibial tuberosity
A: extends leg
89
What muscle is #7? What are its origins, insertions, and actions?
Vastus Medialis
O: linea aspera, intertrochanteric line
I: quad tendon to patella to tibial tuberosity
A: extends leg
90
What muscle is #8? What are its origins, insertions, and actions?
Vastus Intermedius
O: proximal shaft of femur
I: quad tendon to patella to tibial tuberosity
A: extends leg
91
What muscle is #9? What are its origins, insertions, and actions?
Pectineus
O: pectineal line of pubis
I: pectineal line of femur
A: flexes, adducts, medially rotates thigh
92
What muscle is #10? What are its origins, insertions, and actions?
Gracilis
O: body & inferior ramus of pubis
I: tibia
A: adducts & medially rotates flexed thigh/leg
93
What muscle is #11? What are its origins, insertions, and actions?
Adductor Longus
O: body of pubis
I: linea aspera
A:adducts, flexes & medially rotates thigh
94
What muscle is #12? What are its origins, insertions, and actions?
Adductor Brevis
O: body & inferior ramus of pubis
I: linea aspera
A: adducts and medially rotates thigh
95
What muscle is #13? What are its origins, insertions, and actions?
Adductor Magnus
O: ischial tuberosity and ramus, inferior pubic ramus
I: linea aspera & adductor tubercle
A: adducts, medially rotates & flexes thigh
96
What muscle is #1? What are its origins, insertions, and actions?
Tibialis Anterior
O: lateral condyle, shaft of tibia, i.o. membrane
I: medial cuneiform, 1st metatarsal
A: dorsiflexion & inversion
97
What muscle is #2? What are its origins, insertions, and actions?
Extensor Hallucis Longus
O: fibula, i.o. membrane
I: distal phalanx of hallux
A: extends hallux, dorsiflexion
98
What muscle is #3? What are its origins, insertions, and actions?
Extensor Digitorum Longus
O: lateral condyle, fibula, i.o. membrane
I: middle & distal phalanges 2-5
A: extends digits 2-5, dorsiflexion
99
What muscle is #4? What are its origins, insertions, and actions?
Fibularis Tertius
O: fibula, i.o. membrane
I: 5th metatarsal
A: dorsiflexion, eversion
100
What muscle is #5?
Superior Extensor Retinaculum
101
What muscle is #6?
Inferior Extensor Retinaculum
