Muscular Anaotomy 4-1 Flashcards
0
Q
Anterior tibialis - integrated function
A
Eccentricity decelerates plantarflexion and eversion, isometrically stabilizes the arch of the foot
1
Q
Anterior tibialis - isolated function
A
Concentrically accelerates dorisflexion and inversion
2
Q
Soleus - isolated function
A
Concentrically accelerates plantarflexion
3
Q
Posterior tibialis isolated function
A
Concentrically accelerates plantarflexion and inversion of the foot
4
Q
Posterior tibialis - integrated function
A
Eccentrically decelerates the Dorisflexion and eversion of the foot isometrically stabilizes the arch of the foot
5
Q
Gastrocnemius- isolated function
A
Concentrically accelerates plantarflexion
6
Q
Soleus - integrated function
A
Decelerates ankle dorisflexion isometrically stabilizes the foot and ankle complex
7
Q
Gastrocnemius - integrated function
A
Decelerates ankle dorisflexion isometrically stabilizes the foot and ankle complex
8
Q
Peroneus Longus - isolated function
A
Concentrically plantarflexes and everts the foot
9
Q
Peroneus Longus - integrated function
A
Decelerates ankle dorisflexion, isometrically stabilizes the foot and ankle complex
10
Q
Hamstring complex,
Bicep Femoris - long head
Isolated function
A
Concentrically accelerates knee flexion and hip extension, tibial external rotation
11
Q
Hamstring complex,
Bicep Femoris - long head
Integrated function
A
Eccentrically decelerates knee extension
Eccentrically decelerates hip flexion
Eccentrically decelerates tibial internal rotation at mid-stance of the gait cycle , assists in eccentric deceleration of anterior pelvic rotation, assists in dynamic stabilization of the limbo-pelvic-hip complex
12
Q
Hamstring complex,
Bicep Femoris - short head
Isolated function
A
Concentrically accelerates knee flexion and tibial external rotation
13
Q
Hamstring complex,
Bicep Femoris - short head
Integrated function
A
Eccentrically decelerates knee extension, eccentrically decelerates tibial internal rotation at mid-stance of the gait cycle
14
Q
Hamstring complex
Semimembranosus - isolated function
A
Concentrically accelerates knee flexion hip extension and tibial internal rotation
15
Q
Hamstring complex
Semimembranosus - integrated function
A
Eccentrically decelerates knee extension, eccentrically decelerates hip flexion, eccentrically decelerates tibial external rotation, assists in eccentric deceleration of anterior pelvic rotation, assists in dynamic stabilization of the lumbo-pelvic-hip complex
16
Q
Hamstring complex
Semitendinosus - isolated function
A
Concentrically accelerates knee flexion
Hip extension and tibial internal rotation
17
Q
Hamstring complex
Semitendinosus - integrated function
A
Eccentrically decelerates knee extension
Eccentrically decelerates hip flexion
Eccentrically decelerates tibial external rotation
assists in eccentric deceleration of anterior pelvic rotation
assists in dynamic stabilization of the limbo-pelvic-hip complex
18
Q
Quadriceps complex
Vastus Lateralis - isolated function
A
Concentrically accelerates knee extension
19
Q
Quadriceps complex
Vastus Lateralis - Integrated function
A
Eccentrically decelerates knee flexion
Adduction and internal rotation at the heel strike, Isometrically stabilizes the knee
20
Q
Quadriceps complex
Vastus Medialis - isolated function
A
Concentrically accelerates knee extension
21
Q
Quadriceps complex
Vastus Medialis - integrated function
A
Eccentrically decelerates knee flexion, abduction and internal rotation,
Isometrically stabilizes the knee
22
Q
Quadriceps complex
Vastus intermedius - isolated function
A
Concentrically accelerates knee extension
23
Q
Quadriceps complex
Vastus intermedius - integrated function
A
Eccentrically decelerates knee flexion and internal rotation,
Isometrically stabilizes the knee
24
Quadriceps complex
| Rectusfemoris Femoris - isolated function
Concentrically accelerates knee extension and hip flexion
25
Quadriceps complex
| Rectus Femoris - integrated function
Eccentrically decelerates knee flexion adduction and internal rotation, isometrically stabilizes the knee, decelerates hip extension
26
Quadriceps complex
| Articularis Genu - isolated function
Pulls the synovial membrane and capsule superiority during extension and avoid pinching durning extension
27
Quadriceps complex
| Articularis Genu - integrated function
Eccentrically decelerates knee flexion and internal rotation
Isometrically stabilizes the knee
28
Adductor Complex
| Adductor Longus - Isolated function
Concentrically accelerates hip adduction flexion and internal rotation
29
Adductor Complex
| Adductor Longus - integrated function
Eccentrically decelerates hip abduction extension and external rotation isometrically stabilizes the limbo-pelvic-hip complex
30
Adductor Complex
| Adductor Magnus - Isolated function
Concentrically accelerates hip adduction flexion and internal rotation
31
Adductor Complex
| Adductor Magnus - Integrated function
Eccentrically decelerates hip abduction, extension and external rotation
Isometrically stabilizes the limbo-pelvic-hip complex
32
Adductor Complex
| Adductor Magnus posterior fibers - Isolated function
Concentrically accelerates hip adduction, extension and external rotation
33
Adductor Complex
| Adductor Magnus posterior fibers - Integrated function
Eccentrically decelerates hip abduction, flexion and internal rotation
Isometrically stabilizes the limbo-pelvic-hip complex
34
Adductor Complex
| Adductor Brevis - Isolated function
Concentrically accelerates hip adduction flexion and internal rotation
35
Adductor Complex
| Adductor Brevis - Integrated function
Eccentrically decelerates hip abduction, extension and external rotation
Isometrically stabilizes the limbo-pelvic-hip complex
36
Gracilis - isolated function
Concentrically accelerates hip adduction, flexion and internal rotation
Assist in tibial internal rotation
37
Gracilis - integrated function
Eccentrically decelerates hip abduction, extension and external rotation
Isometrically stabilizes the limbo-pelvic-hip complex
38
Pectineus - isolated function
Concentrically accelerates hip adduction, flexion and internal rotation
39
Pectineus - integrated function
Eccentrically decelerates hip abduction, extension and external rotation Works synergistically with gluteus medius, tensor fascia late and quadratus lumborum for frontal plane stabilization during stance phase
40
Hip Abductor Complex
| Gluteus Medius - Anterior Fibers - isolated function
Concentrically accelerates hip abduction and internal rotation
41
Hip Abductor Complex
| Gluteus Medius - Anterior Fibers - integrated function
Eccentrically decelerates hip adduction and external rotation,
Isometrically stabilizes the limbo-pelvic-hip complex
42
Hip Abductor Complex
| Gluteus Medius - Posterior Fibers - isolated function
Concentrically accelerates hip abduction and external rotation
43
Hip Abductor Complex
| Gluteus Medius - Posterior Fibers - integrated function
Eccentrically decelerates hip adduction and internal rotation
Isometrically stabilizes the lumbo-pelvic-hip complex
44
Gluteus Minimus - isolated function
Concentrically accelerates hip abduction and internal rotation
45
Gluteus Minimus - integrated function
Eccentrically decelerates frontal plane, hip adduction and internal rotation,
isometrically stabilizes the lumbo-pelvic-hip complex
46
Tensor Fascia Latae - isolated function
Concentrically accelerates hip flexion abduction and internal rotation
47
Tensor Fascia Latae - integrated function
Eccentrically decelerates hip extension adduction and external rotation isometrically stabilizes the lumbo-pelvic-hip complex
48
Gluteus Maximus - isolated function
Concentrically accelerates hip extension and external rotation
49
Gluteus Maximus - integrated function
Eccentrically decelerates hip flexion and internal rotation
| Decelerates tibial internal rotation via the iliotibial band
50
Psoas isolated function
Concentrically accelerates hip flexion and external rotation
51
Psoas integrated function
Eccentrically decelerates hip extension
| Assists in stabilization of the lumbar spine during functional movements
52
Sartorius - isolated function
Concentrically accelerates hip flexion,
External rotation and abduction,
concentrically accelerates knee flexion and internal rotation
53
Sartorius - integrated function
Eccentrically decelerates hip extension
And external rotation
Eccentrically decelerates knee extension and external rotation
Assists in stabilization of the lumbo-pelvic-hip complex and
tibio-femoral joint
54
Hip External Rotators
| Pisiformis - isolated function
Concentrically accelerates hip external rotation abductionand extension
55
Hip External Rotators
| Pisiformis - integrated function
Eccentrically decelerates hip internal rotation, adduction and flexion
Isometrically stabilizes the hip and sacroiliac joints
56
Obdurator Internus - isolated function
Concentrically accelerates hip external rotation and abduction
57
Obdurator Internus - integrated function
Eccentrically decelerates hip internal rotation and adduction isometrically stabilizes the hip
58
Obdurator Externus -isolated function
Concentrically accelerates hip external rotation
59
Obdurator Externus -integrated function
Eccentrically decelerates hip internal rotation
| Isometrically stabilizes the hip
60
Gemellus Superior - isolated function
Concentrically accelerates hip external rotation
61
Gemellus Superior - integrated function
Eccentrically decelerates hip internal rotation
| Isometrically stabilizes the hip
62
Gemellus Inferior -Isolated function
Concentrically accelerates hip external rotation
63
Gemellus Inferior -Integrated function
Eccentrically decelerates hip internal rotation
| Isometrically stabilizes the hip
64
Quadratus Femoris - isolated function
Concentrically accelerates hip external rotation
65
Quadratus Femoris - integrated function
Eccentrically decelerates hip internal rotation
| Isometrically stabilizes the hip
66
Rectus Abdominis - isolated function
Concentrically accelerates spinal flexion, lateral flexion, and rotation
67
Rectus Abdominis - integrated function
Eccentrically decelerates spinal extension, lateral flexion and rotation
Isometrically stabilizes the lumbo-pelvic-hip complex
68
External Oblique - Isolated function
Concentrically accelerates spinal flexion, lateral flexion and Contralateral rotation
69
External Oblique - Integrated function
Eccentrically decelerates spinal extension, lateral flexion and rotation Isometrically stabilizes the lumbo-pelvic-hip complex
70
Internal Oblique - isolated function
Concentrically accelerates spinal flexion (bilateral) lateral flexion and Ipsilateral rotation
71
Internal Oblique - integrated function
Eccentrically decelerates spinal extension, rotation and lateral flexion works synergistically with the transversus abdominis to provide rotational and translational stability to lumbar spine to its attachment to the thoracolumbar fascia
72
Transversus abdominis- isolated function
Increases intra-abdominal pressure supports the abdominal viscera
73
Transversus abdominis- integrated function
Works to preferentially stabilize the lumbar spine
Works synergistically with the internal oblique, multifidus and deep erector spinal to stabilize the lumbo-pelvic-hip complex
74
Diaphragm - isolated function
Concentrically pulls the central tendon inferiorly, increasing the volume in the thoracic cavity
75
Diaphragm - integrated function
Isometrically stabilizes the lumbo-pelvic-hip
76
Superficial Erector Spinae: Lliocostalis, Longissimus and Spinalis - isolated function
Concentrically accelerates spinal extension, rotation and lateral flexion
77
Superficial Erector Spinae: Lliocostalis, Longissimus and Spinalis - integrated function
Eccentrically decelerates spinal flexion, rotation and lateral flexion
Isometrically stabilizes the spine during functional movements
78
Quadratus Lumborum - isolated function
Spinal lateral flexion
79
Quadratus Lumborum - intergraded function
Works synergistically with the gluteus medius, tensor fascia and adductor complex as the primary frontal plane stabilization mechanism
80
Transversospinalis complex - isolated function
Concentrically produces spinal extension and lateral flexion
concentrically produces extension and Contralateral rotation of the head
Primarily proprioception and stabilization
81
Transversospinalis complex - integrated function
Eccentrically decelerates and lateral flexion of the spine eccentrically decelerates flexion and Contralateral rotation of the head
82
Rotatores - isolated function
Spinal extension and Contralateral rotation
83
Rotatores - integrated function
Eccentrically decelerates spinal flexion and rotation
Provides transverse plane intersegmental stability
Provides proprioception which enhances neuromuscular efficiency
84
Multifidus - isolated function
Concentrically accelerates spinal extension and contralateral rotation
85
Multifidus - integrated function
Eccentrically decelerates spinal flexion and rotation
Works synergistically with the transversus abdominis, internal oblique, and deep erector Spinae to stabilize the lumbo-sacral junction
86
Intertransversarii- isolated function
Concentrically accelerates spinal lateral flexion
87
Intertransversarii- integrated function
Eccentrically decelerates Contralateral segmental spinal lateral flexion provides inter-segmental stability in the frontal plane provides proprioception during functional movements
88
Interspinalis - isolated function
Concentrically accelerates intersegmental spinal extension
89
Interspinalis - integrated function
Eccentrically decelerates spinal flexion provides sagittal plane inter-segmental stability provides proprioception, which enhances spinal stabilization and neuromuscular control
90
Latissimus Dorsi - isolated function
Concentrically accelerates shoulder extension, adduction and internal rotation bilaterally creates spinal extension
91
Latissimus Dorsi - integrated function
Eccentrically decelerates shoulder flexion, abduction and external rotation eccentrically decelerates spinal flexion Isometrically stabilizes the lumbo-pelvic-hip complex
92
Serratus Anterior -isolated function
Concentrically accelerates scapular protraction
93
Serratus Anterior -integrated function
Eccentrically decelerates dynamic scapular retraction works synergistically with the upper and lower trapezius to provide optimal scapular mobility and stability during shoulder elevation Isometrically stabilizes to the scapula-thoracic joint
94
Rhomboids- isolated function
Concentrically produces scapular retraction and downward rotation
95
Rhomboids- integrated function
Eccentrically decelerates scapular protraction and upward rotation provides stability for the rotation cuff to work efficiently
96
Lower trapezius - isolated function
Concentrically accelerates scapular depression
97
Lower trapezius - integrated function
Eccentrically decelerates scapular elevation works synergistically with the upper trapezius and the serratus anterior to abduct the scapular during elevation Isometrically stabilizes the scapula
98
Middle Trapezius - isolated function
Concentrically accelerates scapular retraction
99
Middle Trapezius - integrated function
Eccentrically decelerates scapular elevation
During scapular abduction and upward rotation, the middle trapezius stabilizes the medial border of the scapula, thus creating a stable base for the prim movers to operate from
100
Upper Trapezius- isolated function
Concentrically accelerates cervical extension, lateral flexion and rotation
101
Upper Trapezius- integrated function
Eccentrically decelerates cervical flexion lateral flexion and rotation, works synergistically with the lower trapezius and the Serratus anterior in a force-couple to abduct and upwardly rotate the scapula during elevation provides dynamic stabilization to the cervical spine
102
Levator Scapulae -isolated function
Concentrically accelerates cervical extension, lateral flexion and Ipsilateral rotation when the scapula is anchored Assists in elevation and downward rotation of the scapula
103
Levator Scapulae -integrated function
Eccentrically decelerates cervical flexion and Contralateral cervical rotation and lateral flexion eccentrically decelerates scapular depression and upward rotation when the neck is stabilized isometrically stabilizes the cervical spine and scapula
104
Pectoralis Major - isolated function
Concentrically accelerates shoulder flexion (cavicular fibers) adduction (across the transversus plan) and internal rotation
105
Pectoralis Major - integrated function
Eccentrically decelerates shoulder extension, abduction ( across the transverse plane) and External rotation Dynamically stabilizes the shoulde girdle
106
Pectoralis Minor - isolated function
Concentrically protract the scapula
107
Pectoralis Minor - integrated function
Eccentrically decelerates scapular retraction dynamically stabilizes the shoulders girdle
108
Deltoid - isolated function
Anterior, Concentrically accelerates shoulder flexion and internal rotation
Middle, Concentrically accelerates shoulder abduction
Posterior, Concentrically accelerates shoulder extension and external rotation
109
Deltoid - integrated function
Anterior, eccentrically decelerates shoulder extension and external rotation , works synergistically with the pectorals during functional activities
Middle, eccentrically decelerates shoulder adduction, works as a force-couple with the Supraspinous during abduction
Posterior, eccentrically decelerates shoulder flexion and internal rotation
110
Rotator cuff - isolated function
Concentrically accelerates shoulder external ru
111
Rotator cuff - integrated function
Eccentrically decelerates shoulder internal rotation
Works synergistically with the other rotator cuff musculature to dynamically stabilizes the humeral head in the glenoid fossa during dynamic activity
112
Shoulder musculature-isolated function
Concentrically a shoulder external rotation
113
Shoulder musculature-integrated function
Eccentrically decelerates shoulder internal rotation
Works synergistically with the other rotator cuff musculature to dynamically stabilize the humeral head in the glenoid fossa during dynamic activity
Works synergistically to produce a dynamic caudal glide of the humeral head in the glenoid foss during elevation to prevent impingement
Works as a ligamentous-muscular protective reflex which enhances proprioception during dynamic functional activities
