Canine Musculature Flashcards
(241 cards)
1
Q
Origin of Obliquus Capitis Cranialis?
A
Ventral wing of Atlas (C1)
2
Q
Insertion of Obliquus Capitis Cranialis?
A
Base of skull
3
Q
Nerve supply of Obliquus Capitis Cranialis?
A
Dorsal branch of C2
4
Q
Action of Obliquus Capitis Cranialis?
A
Rotates C1-C2
5
Q
Origin of Obliquus Capitis Caudalis?
A
Dorsal wing of Atlas (C1)
6
Q
Insertion of Obliquus Capitis Caudalis?
A
Dorsal spine of axis (C2)
7
Q
Nerve supply of Obliquus Capitis Caudalis?
A
Dorsal branch of C2
8
Q
Action of Obliquus Capitis Caudalis?
A
Rotates C1-C2
9
Q
Origin of Rectus Capitis Dorsalis?
A
Spinous process of C2 and arch of C1
10
Q
Insertion of Rectus Capitis Dorsalis?
A
Occiput
11
Q
Nerve supply of Rectus Capitis Dorsalis?
A
Dorsal branch of C1
12
Q
Action of Rectus Capitis Dorsalis?
A
Extends C1-skull
13
Q
Origin of Rectus Capitis Lateralis?
A
Wings of C1
14
Q
Insertion of Rectus Capitis Lateralis?
A
Jugular process
15
Q
Nerve supply of Rectus Capitis Lateralis?
A
Dorsal branch of C1
16
Q
Action of Rectus Capitis Lateralis?
A
Latero-flex C1-skull
17
Q
Origin of Rectus Capitis Ventralis?
A
Ventral C2
18
Q
Insertion of Rectus Capitis Ventralis?
A
Basioccipital bone
19
Q
Nerve supply of are tuts Capitis Ventralis?
A
Dorsal branch of C1
20
Q
Action of Rectus Capitis Ventralis?
A
Ventro-flex C1-skull
21
Q
Origin of Splenius?
A
Spinous processes T3-5 via thoracolumbar fasci; nuchal ligament
22
Q
Insertion of Splenius?
A
Nuchal crest, mastoid process, transverse processes C2-5
23
Q
Nerve supply of Splenius?
A
Dorsal branch of Cervical and Thoracic segmental nerve
24
Q
3 parts of Brachiocephalicus?
A
Cleidocervicalis
Cleidomastoideus
Cleidobrachialis
25
Origin of Cleidocervicalis and Cleidomastoideus (brachiocephalicus)?
Clavicular tendon, as Cleidocephalicus
26
Origin of Cleidobrachialis (Brachiocephalicus)?
Clavicular tendon
27
Insertion of Cleidocervicalis (Brachiocephalicus)?
Wing of Atlas (C1), nuchal crest
28
Insertion of Cleidomastoideus (Brachiocephalicus)?
Mastoid process
29
Insertion of Cleidobrachialis (Brachiocephalicus)?
Deltoid tuberosity & lateral antebrachial fascia
30
Nerve supply of Cleidocephalicus and Cleidomastoideus (Brachiocephalicus)?
Accessory spinal nerve
31
Nerve supply of Cleidobrachialis (Brachiocephalicus)?
Cleidobrachial nerve (part of the pectoral nerve)
32
Action of Brachiocephalicus (all 3 heads)?
Forelimb protractor
33
2 parts of Sternocephalicus?
Sternomastoideus
Sternooccipitalis
34
Origin of both Sternomastoideus and Sternooccipitalis?
Manubrium
35
Insertion of Sternomastoideus?
Mastoid process
36
Insertion of Sternooccipitalis?
Dorsal nuchal crest
37
Nerve supply of Sternomastoideus and Sternooccipitalis (Sternocephalicus)
Accessory spinal nerve
38
2 parts of Trapezius?
Cervicis
Thoracis
39
Origin of Cervicis Trapezius?
C2-T3
40
Insertion of Cervicis Trapezius?
Dorsal 2/3 spine of scapula
41
Origin of Thoracis Trapezius?
T3-10
42
Insertion of Thoracis Trapezius?
Dorsal 1/3 spine of scapula
43
Nerve supply of Trapezius?
Accessory spinal nerve
44
Action of Trapezius?
Controls scapula
45
Origin of Omotransversarius?
Wings of Atlas (C1)
46
Insertion of Omotransversarius?
Distal 1/3 of spine of scapula
47
Nerve supply of Omotransversarius?
Accessory spinal nerve
48
Action of Omotransversarius?
Controls scapula
49
2 parts of Serratus Ventralis?
Cervicis
Thoracis
50
Origin of Cervicis Serratus Ventralis?
Transverse process C4-7
51
Insertion of Cervicis Serratus Ventralis?
Scapula cartilage and medial surface of scapula
52
Origin of Thoracis Serratus Ventralis?
First 8-9 ribs
53
Insertion of Thoracis Serratus Ventralis?
Scapula cartilage and medial scapula
54
Nerve supply of Cervicis Serratus Ventralis?
Segmental cervical nerve
55
Nerve supply of Thoracis Serratus Ventralis?
Long thoracic nerve
56
Action of Cervicis and Thoracis Serratus Ventralis?
Thoracic sling
57
4 parts of Longissimus?
Capitis
Cervicis
Thoracis
Lumborum
58
Origin of all parts of Longissimus?
Dorso-lateral aspect of vertebrae, continuous
59
Insertion of all parts of Longissimus?
Dorso-lateral aspect or vertebrae, continuous
60
Nerve supply of all parts of Longissimus?
Segmental nerve
61
Origin of Latissimus Dorsi?
Supraspinous ligament from T3 caudally
62
Insertion of Latissimus Dorsi?
Teres Major tuberosity
63
Nerve supply of Latissimus Dorsi?
Thoracodorsal nerve C8
64
Action of Latissimus Dorsi?
Forelimb retractor
65
3 parts of Rhomboideus?
Capitis
Cervicis
Thoracis
66
Origin of Capitis Rhomboideus?
Nuchal crest
67
Origin or Cervicis and Thoracis Rhomboideus?
C2-T8
68
Insertion of Capitis, Cervicis and Thoracis Rhomboideus?
Distal border of scapular
69
Nerve supply of Rhomboideus?
Ventral branch of cervical and thoracic segmental nerve
70
Action of Rhomboideus?
Controls scapula
71
Origin of Supraspinatus?
Supraspinous fossa
72
Insertion of Supraspinatus?
Greater and lesser tubercles of humerus
73
Action of Supraspinatus?
Shoulder extensor
74
Origin of Infraspinatus?
Infraspinatus fossa
75
Insertion of Infraspinatus?
Greater tubercle of humerus
76
Action of Infraspinatus?
Shoulder stability
77
Nerve supply of Supraspinatus and Infraspinatus?
Suprascapular nerve C6(7)
78
Origin of Subscapularis?
Subscapula fossa
79
Insertion of Subscapularis?
Lesser tubercle of humerus
80
Nerve supply of Subscapularis?
Subscapular nerve C6 C7
81
Action of Subscapularis?
Shoulder stability
82
Origin of Coracobrachialis?
Corocoid process
83
Insertion of Coracobrachialis?
Teres major tuberosity
84
Action of Coracobrachialis?
Shoulder flexor (minor)
85
Origin of Biceps Brachii?
Supraglenoid tubercle
86
Insertion of Biceps Brachii?
Radial and Ulnar tuberosities via two tendons
87
Action of Biceps Brachii?
Elbow flexor
88
Origin of Brachialis?
Musculo-spiral groove of humerus
89
Insertion of Brachialis?
Radial and ulnar tuberosities via division of fibres
90
Action of Beachialis?
Elbow flexor
91
Nerve supply of Coracobrachialis, Biceps Brachii and Brachialis?
Musculocutaneousnerve C7
92
Origin of Teres Major?
Caudal angle of Scapula
93
Insertion of Teres Major?
Teres major tuberosity
94
Nerve supply of Teres Major?
Axillary nerve C7 C8
95
Action of Teres Major?
Shoulder flexor
96
Two parts of Deltoideus?
Spinous
Acromial
97
Origin of spinous Deltoideus?
Caudal border of scapula and spine of scapula
98
Origin of Acromial Deltoideus?
Acromion
99
Insertion of both Spinous and Acromial Deltoideus?
Deltoid tuberosity
100
Nerve supply of Spinous and Acromial Deltoideus?
Auxiliary nerve C7 C8
101
Action of Deltoideus?
Shoulder flexor
102
4 heads of Triceps Brachii?
Long head
Lateral head
Medial head
Accessory head
103
Origin of Long Head of Triceps Brachii?
Caudal border of scapula
104
Origin of Lateral Head of Triceps Brachii?
Deltoid tuberosity
105
Origin of Medial Head of Triceps Brachii?
Medially, middle 1/3 humerus
106
Origin of Accessory head of Triceps Brachii?
Caudally, middle 1/3 humerus
107
Insertion of all 4 heads of Triceps Brachii?
Olecranon
108
Nerve supply of Triceps Brachii?
Radial nerve C7 C8 T1
109
Action of Triceps Brachii?
Elbow extensor
110
Origin of Pectoralis Superficialis?
Manubrium
111
Insertion of Pectoralis Superificialis?
Deltoid tuberosity and fascia
112
Origins of Pectoralis Profundus (3)?
Sternum and median raphe
Ribs 4-9
Abdominal fascia
113
Insertion of Pectoralis Profundus?
Greater and lesser tubercles of humerus.
Tendon of Coracobrachialis
114
Nerve supply of both Pectoralis Superficialis and Profundus?
Pectoral nerve C6 C7 C8 T1
115
Origin of Extensor Carpi Radialis?
Lateral Humeral epicondyle
116
Insertion of Extensor Carpi Radialis?
Proximal dorsal metacarpal II and metacarpal III via two tendons
117
Nerve supply of Extensor Carpi Radialis?
Radial nerve C7 C8 T1
118
Action of Extensor Carpi Radialis?
Carpal extensor
119
3 heads of Extensor Digitorum Communis (3)?
Radial head
Humeral head
Ulnar head
120
Origin of Radial Head of Extensor Digitorum Communis?
Lateral tuber of proximal radius
121
Origin of Humeral Head of Extensor Digitorum Communis?
Lateral epicondyle of humerus
122
Origin of Ulnar Head of Extensor Digitorum Communis?
Lateral surface of ulna
123
Insertion of all 3 heads of Extensor Digitorum Communis?
Extensor processes P3, digits 2-5
124
Action of Extensor Digitorum Communis?
Digital extensor
125
Origin of Extensor Digitorum Lateralis?
Proximal lateral radius and ulna
126
Insertion of Extensor Digitorum Lateralis?
Extensor processes P3, proximo-dorsal aspects of P1 and P2, digits 3-5
127
Action of Extensor Digitorum Lateralis?
Digital extensor
128
Nerve supply of Extensor Digitorum Communis and Extensor Digitorum Lateralis?
Radial nerve C7 C8 T1
129
Origin of Extensor Carpi Ulnaris?
Lateral epicondyle of humerus
130
Insertion of Extensor Carpi Ulnaris?
Proximal head of metacarpal V, including accessory carpal bone
131
Nerve supply of Extensor Capri Ulnaris?
Radial nerve C7 C8 T1
132
Action of Extensor Carpi Ulnaris?
Carpal extensor
133
Origin of Flexor Carpi Radialis?
Medial epicondyle of humerus
134
Insertion of Flexor Carpi Radialis?
Proximal metacarpal II and III
135
Nerve supply of Flexor Carpi Radialis?
Median nerve C8 T12
136
Action of Flexor Capri Radialis?
Carpal flexor
137
Two heads of Flexor Carpi Ulnaris?
Humeral head
Ulnar head
138
Origin of Humeral head of Flexor Carpi Ulnaris?
Medial epicondyle of humerus
139
Origin of Ulnar Head of Flexor Carpi Ulnaris?
Medial olecranon
140
Insertion of both Humeral and Ulnar heads of Flexor Carpi Ulnaris?
Accessory carpal bone
141
Nerve supply of Flexor Carpi Ulnaris?
Ulnar nerve C8 T12
142
Action of Flexor Carpi Ulnaris?
Carpal flexion
143
3 heads of Flexor Digitorum Profundus?
Humeral head
Ulnar head
Radial head
144
Origin of Humeral head of Flexor Digitorum Profundus?
Medial epicondyle of humerus
145
Origin of Ulnar Head of Flexor Digitorum Profundus?
Medial olecranon
146
Origin of Radial head of Flexor Digitorum Profundus?
Caudo-medial surface of radius
147
Insertion of Humeral, Ulnar and Radial head of Flexor Digitorum Profundus?
Flexor surface of P3, digits 2-5
148
Nerve supply of Humeral and Ulnar heads of Flexor Digitorum Profundus?
Ulnar nerve C8 T12
149
Nerve supply of Radial head of Flexor Digitorum Profundus?
Median nerve C8 T12
150
Action of Flexor Digitorum Profundus?
Digital flexor
151
Origin of Flexor Digitorum Superficialis?
Medial epicondyle of humerus?
152
Insertion of Flexor Digitorum Superficialis?
Flexor surfaces of P2, digits 2-5
153
Action of Flexor Digitorum Superficialis?
Digital flexor
154
Origin of Interossei?
Palmaro-proximal third of MC2 to MC5
155
Insertion of Interossei?
Via proximal sesamoid bones to proximal P1, digits 2-5. Slips to extensor tendons
156
Nerve supply of Interossei?
Ulnar nerve C8 T12
157
Action of Interossei?
MC - phalange flexors
158
2 parts of Iliopsoas?
Psoas Major
Iliacus
159
Origin of Psoas Major (Iliopsoas)?
Transverse processes L2-3
160
Insertion of Psoas Major (Iliopsoas)?
L4-L7 and lesser trochanter of femur
161
Origin of Iliacus (Iliopsoas)?
Ventral border of Ilium
162
Insertion of Iliacus (Iliopsoas)?
Lesser trochanter of femur
163
Nerve supply of Iliopsoas?
Ventral branch of lumbar nerve
164
Action of Iliopsoas?
Hip flexor
165
4 parts of Quadriceps Femoris?
Rectus Femoris
Vastus Lateralis, Intermedius, Medialis
166
Insertion of Rectus Femoris?
Iliopubic eminence
167
Origin of Vastus Lateralis, Intermedius and Medialis?
Proximal femur
168
Insertion of Quadriceps Femoris (Rectus Femoris & Vastus Lateralis, Intermedius, Medialis)?
Tibial tuberosity via patellar tendon
169
Nerve supply of Quadriceps Femoris (Rectus Femoris & Vastus Lateralis, Intermedius, Medialis)?
Femoral nerve
170
Action of Quadriceps Femoris (Rectus Femoris & Vastus Lateralis, Intermedius, Medialis)?
Stifle extensors
171
Origin of Tensor Fascia Latae?
Dorsal border of ilium
172
Insertion of Tensor Fascia Latae?
Fascia lata
173
Nerve supply of Tensor Fascia Latae?
Cranial gluteal nerve L6 L7 S1
174
Origin of Gluteus Medius?
Gluteal surface of ilium
175
Insertion of Gluteus Medius?
Greater trochanter
176
Origin of Gluteus Profundus?
Shaft of ilium to ischiatic spine
177
Insertion of Gluteus Profundus?
Intertrochanteric fossa
178
Nerve supply of Gluteus Medias and Gluteus Profundus?
Cranial gluteal nerve L6 L7 S1
179
Action of Gluteus Medias and Gluteus Profundus?
Hip extensor
180
Origin of Gluteus Superficialis?
Lateral borders of sacrum, Co 1 and sacrotuberous ligament
181
Insertion of Gluteus Superficialis?
Third trochanter and fascia lata
182
Nerve supply of Gluteus Superficialis?
Caudal gluteal nerve L6 L7 S1
183
Action of Gluteus Superficialis?
Hip extensor
184
Origin of Sartorius Cranialis and Sartorius Caudalis?
Fascia of iliac crest
185
Insertion of Sartorius Cranialis?
Distal medial femoral fascia
186
Insertion of Sartorius Caudalis?
Proximal medial tibial fascia
187
Nerve supply of Sartorius Cranialis and Sartorius Caudalis?
Saphenous(branch of femoral nerve)
188
Action of Sartorius Cranialis and Sartorius Caudalis?
Hindlimb protraction
189
Origin of Obturator Externus?
Rim of Obturator foramen
190
Insertion of Obturator Externus?
Intertrochanteric fossa
191
Action of Obturator Externus?
Hip stability
192
Origin of Pectineus?
Prepubic tendon
193
Insertion of Pectineus?
Distal medial femoral fascia
194
Origin of Adductor?
Entire pelvic symphysis
195
Insertion of Adductor?
Caudal shaft of femur
196
Action of Adductor?
Hip extensor
197
Origin of Gracilis?
Pubic symphysis
198
Insertion of Gracilis?
Medial fascia of proximal tibia
199
Action of Gracilis?
Hip extensor
200
Nerve supply of Obturator Externus, Pectineus, Adductor and Gracilis?
Obturator nerve L4 L5 L6
201
2 parts of Semimembranosus?
Femoral
Tibial
202
Origin of Femoral and Tibial Semimembranosus?
Ischial tuberosity
203
Insertion of Femoral Semimembranosus?
Medial distal femoral fascia
204
Insertion of Tibial Semimembranosus?
Medial proximal tibial fascia
205
Origin of Semitendinosus?
Ischial tuberosity
206
Insertion of Semitendinosus?
Cranial border of tibia. Slip to common calcaneal tendon
207
Nerve supply of Semimembranosus and Semitendinosus?
Tibial nerve L6 L7 S1 S2
208
Action of Semimembranosus and Semitendinosus?
Hip extensor
209
Origin of Biceps Femoris?
Ischial tuberosity
210
Insertion of Biceps Femoris?
Fascia lata, in region of lateral stifle. Slip to common calcaneal tendon
211
Nerve supply of Biceps Femoris?
Tibial nerve L6 L7 S1 S2
212
Action of Biceps Femoris?
Hip extensor
213
Origin of Gastrocnemius?
Medial and lateral supracondylar tuberosities of femur
214
Insertion of Gastrocnemius?
Gastrocnemius tendon (major part of common calcanean tendon) onto Calcaneus
215
Nerve supply of Gastrocnemius?
Tibial nerve L6 L7 S1 S2
216
Action of Gastrocnemius?
Tibio-tarsal extensor
217
Origin of Flexor Digitorum Superficialis?
Supracondylar fossa of femur
218
Insertion of Flexor Digitorum Superficialis?
Plantar surfaces of P2, digits 2-5
219
Nerve supply of Flexor Digitorum Superficialis?
Tibial nerve L6 L7 S1 S2
220
Origin of Flexor Digitorum Profundus?
Caudal surface of tibia and lateral tibial condyle
221
Insertion of Flexor Digitorum Profundus?
Plantar surface of P3, digits 2-5
222
Nerve supply of Flexor Digitorum Profundus?
Tibial nerve L6 L7 S1 S2
223
Action of Flexor Digitorum Superficialis and Profundus?
Digital flexor
224
Origin of Tibialis Cranialis?
Proximo-lateral tibial crest
225
Insertion of Tibialis Cranialis?
Area of central tarsal bone, proximal MT2
226
Origin of Fibularis Longus?
Lateral condyle of tibia
227
Insertion of Fibularis Longus?
Proximal MT 3 and MT 4
228
Nerve supply of Tibialis Cranialis and Fibularis Longus?
Fibular nerve L6 L7 S1 S2
229
Action of Tibialis Cranialis and Fibularis Longus?
Tibio-tarsal flexor
230
Origin of Extensor Digitorum Longus?
Lateral condyle of femur
231
Insertion of Extensor Digitorum Longus?
Extensor processes of P3, digits 2-5
232
Origin of Extensor Digitorum Lateralis?
Lateral tibia
233
Insertion of Extensor Digitorum Lateralis?
Joins with Extensor Difitorum Longus to insert into P3, digit 5
234
Origin of Extensor Digitorum Brevis?
Cranial aspect of tarsus
235
Insertion of Extensor Digitorum Brevis?
Tendons of Extensor Digitorum Longus
236
Nerve supply of Extensor Digitorum Longus, Lateralis and Brevis?
Fibular nerve L6 L7 S1 S2
237
Action of Extensor Digitorum Longus, Lateralis and Brevis?
Digital extensors
238
Origin of Interossei?
Palmaro-proximal third of MT2 to MT5
239
Insertion of Interossei?
Via proximal sesamoid bones to proximal P1, digits 2-5. Slips to extensor tendons
240
Nerve supply of Interossei?
Tibial nerve L6 L7 S1 S2
241
Action of Interossei?
Metatarsal- phalanges flexor
