Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

S&F 1 > Muscles Test 2 > Flashcards

Muscles Test 2 Flashcards

1
Q

What are the medial rotators of the femur?

A

Tensor Fascia Lata

Gluteus Minimus

Gluteus medius

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Tensor Fascia Lata

A

Nerve: Superior Gluteal N.

Function: Medial rotation of the femur, flexion and abduction of femur and tension of fascia lata

Artery: Mainly lateral circumflex femoral a. and superior gluteal a.

Origin: Anterior superior iliac spine

Insertion: Mainly to iliotibial tract

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Gluteus minimus

A

Nerve: Superior Gluteal N.

Function: MEdial rotation of the femur, abductor of femur

Artery: Superior gluteal artery

Origin: ilium (between anterior and inferior gluteal lines)

Insertion: greater trochanter of gemur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Gluteus medius

A

Nerve: Superior gluteal n.

Function: Medial rotation of femr, abductor of femur

Artery: Superior gluteal artery

Origin: ilium (between anterior and posterior gluteal line)

Insertion: greater trochanter of femur (lateral surface)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Gluteus Maximus

A

Nerve: inferior gluteal n.

Function: Lateral rotation and extension of femur (proximal and distal parts of muscle also contribute to abduction and adduction of femur respectively)

Artery: Superior nd inferior gluteal arteries

Origin: Iium (posterior to posterior gluteal line), sacrum, coccyx sacrotuberous ligament

Insertion: Gluteal tuberosity of femur and iliotibial tract

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Piriformis

A

Nerve: N. to piriformis (lumbosacral plexus)

Function: Lateral rotation of femur (and abduction of flexed femur)

Artery: Superior and inferior gluteal and lateral sacral arteries

Origin: Anterior surface of sacrum

Insertion: Lateral surface of greater trochanter of femur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are the lateral rotators of the femur?

A

Superior gemellus

Obturator internus

Inferior gemellus

Quadratus femoris

Also,

Piriformis

Gluteus Maximus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Superior Gemellus

A

Nerve: N. to obturator internus (lumbosacral plexus)

Function: Lateral rotation of femur

Artery: inferior gluteal a.

Origin: Ischial spine

Insertion: Medial surface of the greater trochanter with the obturator internus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Obturator internus

A

Nerve: N. too obturator internus (lumbosacral plexus)

Function: Lateral rotation of femur

Artery: Inferior gluteal artery

Origin: internal surface of obturator foramen and membrane

Insertion: lateral surface of greater trochanter of femur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Inferior gemellus

A

Nerve: N. to quadratus femoris (lumbosacral plexus)

Function: lateral rotation of femur

Artery: inferior gluteal a.

Origin: Ischial tuberosity

Insertion: Medial surface of the greater trochanter with the Obturator internus tendon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Quadratus femoris

A

Nerve: N. to quadratus femoris (umbosacral plexus)

Function: Lateral rotation of femur

Artery: inferior gluteal a.

Origin: Ischial tuberosity

Insertion: Intertrochanterisc crest of femur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What are the muscles that make up the posterior compartment of the thigh?

A

Biceps femoris

Semimembranous

Semitendinous

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Biceps Femoris

A

Nerve: Short head-common fibular branch of sciatic n.

Long head: tibial branch of sciatic n.

Function:

Long head: Extension of the femur and flexion of the leg
Short head: only flexion of the leg

Artery: inferior gluteal, popliteal, and perforating a.

Origin: Ischial tuberosity (long head) and linea aspera (short head)

Insertion: Head of fibula

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Semitendenous

A

Nerve: tibial branch of the sciatic n.

Function: Extension of the femur and flexion of the leg

Artery: Inferior gluteal and perforating a.

Origin: Ischial tuberosity

Insertion: Medial surface of procimal tibia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Semimembranous

A

Nerve: tibial branch of the sciatic n.

Function: Extension of the femur and flexion of the leg

Artery: Inferior gluteal and perforating a.

Origin: Ischial tuberosity

Insertion: posterior surface of medial condyle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are the muscles of the anterior compartment of the thigh?

A

Iliopsoas

Sartorius

Rectus Femoris

Vastus lateralis

Vastus intermdius

Vastus medialis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Iliopsoas

A

Nerve: Femoral n. (iliacus) and also directly from lumbar plexus (psoas major)

Function: flexion of femur

Artery: Medial femoral circumflex a. and iliolumbar a.

Origin: Iliac fossa and vertebrae T12-L5

Insertion: Lesser trochanter of femur

FUSION OF TWO MUSCLES

(image - part where they fuse)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Sartorius

A

Nerve: Femoral n.

Function: flexion and lateral rotation of femur; flexion of the leg

Artery: femoral a.

Origin: anterior superior iliac spine

Insertion: Proximal medial tibia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Rectus femoris

A

Nerve: Femoral n.

Function: Extension of the leg; flexion of the femur

Artery: Lateral Circumflex femoral a.

Origin: anterior inferior iliac spine

Insertion: Patella and then the tibial tuberosity via the patellar ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Vastus lateralis

A

Nerve: Femoral n.

Function: Extension of the leg

Artery: Lateral Circumflex femoral a.

Origin: Greater trochanter, intertrochanteric line, and lateral linea aspera of femur

Insertion: Patella and then tibial tuberosity via the patellar ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Vastus Intermedius

A

Nerve: Femoral n.

Function: Extension of the leg

Artery: femoral a.

Origin: Lateral and anterior surface of femur

Insertion: Patella and then tibial tuberosity via the patellar ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Vastus Medialis

A

Nerve: Femoral n.

Function: Extension of the leg

Artery: femoral a.

Origin: medial linea aspea of femur

Insertion: Patella and then tibial tuberosity via the patellar ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What are the muscles of the medial compartment of the thigh?

A

Pectineus

Adductor magnus

Adductor longus

Adductor brevis

Gracilis

Obturator externus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Pectinius

A

Nerve: Obturator n. and femoral n.

Funciton: Adduction of femur and flexion of femur

Artery: Obturator a.

Origin: Pectineal line of pelvis

Insertion: Pectineal line of femur

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Adductor magnus
Nerve: Obturator n. and sciatic n. (tibial branch) Funciton: Adduction of femur and extension of femur Artery: deep femoral a. Origin: Ischiopubic ramus ( adductor head/minimus) and ischial tuberosity (hamstring head( Insertion: linea aspera and adductor tubercle of femur
26
Adductor longus
Nerve: Obturator n. Funciton: Adduction of femur Artery: deep femoral a. Origin: body of pelvis Insertion: linea aspera of femur
27
Adductor brevis
Nerve: Obturator n. Funciton: Adduction of femur Artery: deep femoral a. Origin: body of pelvis Insertion: pectineal line and linea aspera of femur
28
Gracilis
Nerve: Obturator n. Funciton: Adduction of femur and flexion of leg Artery: medial circumflex femoral a. Origin: inferior pubic ramus Insertion: medial proximal tibia
29
Obturator externus
Nerve: Obturator n. Funciton: Adduction of femur and lateral rotation of femur Artery: obturator a. Origin: External surface of obturator foramen and membrane Insertion: Trochanteric fossa of femur
30
What are the muscles of the lateral compartment of the leg?
Fibularis longus Fibularis brevis
31
Fibularis longus
Nerve: Superficial fibular n. Fuction: Eversion and flexion (planterflexion) of foot and support of arches Artery: fibular a. Origin: Proximal fibula Insertion: Metatarsal I and cuneiform
32
Fibularis brevis
Nerve: Superficial fibular n. Fuction: Eversion and flexion (planterflexion) of foot Artery: fibular a. Origin: shaft of fibula Insertion: tubersoity of metatarsal 5
33
What are the muscle of the anterior compartment of leg?
fibularis tertius Extensor digitorium longus Extensor hallicus longus Tibialis anteriror Extensor digitorium brevis Extensor hallicus brevis
34
fibularis tertius
Nerve: deep fibular n. function: extension (dorsiflexion) of foot and eversion of foot artery: anterior tibial a. Origin: distal fibula and interosseous membrane insertion: base of metatarsal 5
35
Extensor digitorium longus
Nerve: deep fibular n. function: extension (dorsiflexion) of foot and of (digits 2-5) artery: anterior tibial a. Origin: proximal tibia and fibula and interosseous membrane insertion: Middle and distal phalanges of digits 2-5
36
Extensor hallucis longus
Nerve: deep fibular n. function: extension (dorsiflexion) of foot and digit 1 (big toe) artery: anterior tibial a. Origin: fibula and anterior of interosseous membrane insertion: distal phalanx of digit 1
37
Tibialis anterior
Nerve: deep fibular n. function: extension (dorsiflexion) of foot, inversion of foot artery: anterior tibial a. Origin: lateral shaft of tibia insertion: Metatarsal 1 and medial cuneiform
38
Extensor digitorium brevis
Nerve: deep fibular n. function: extension (dorsiflexion) of foor and digits 2-4 artery: dorsalis pedis a. Origin: calcaneus insertion: extensor expansion of digits 2-4
39
Extensor hallucis brevis
Nerve: deep fibular n. function: extension (dorsiflexion) of foot and of digit 1 artery: dorsalis pedis a. Origin: calcaneus insertion: Proximal phalanx of digit 1
40
What are the msucles of the posterior compartment of the leg?
Poplites Gastrocnemius Plantaris Soleus Flexor digitorium longus flexor hallucis longus Tibialis posterior
41
Popliteus
Nerve: Tibial n. Function: Flexion and medial rotation of leg ( if leg is stable - lateral rotation of thigh to unlock the fully locked knee) Artery: Popliteal a. Origin: posterior-lateral surface of distal femur Inseriton: medial posterior surfaace of proximal tibia
42
Gastrocnemius
Nerve: Tibial n. Function: Plantar flexion (true flexion) of foot and flexion of the leg Artery: Sural arteries Origin: Lateral (lateral head) and medial (medial head) condyles of femur Inseriton: Calcaneus bone via calcaneal (Achillies tendon)
43
Plantaris
Nerve: Tibial n. Function: Plantar flexion (true flexion) of foot and flexion of the leg Artery: Sural arteries Origin: LAteral supracondylar ridge of femur Inseriton: Calcaneus bone via calcaneal (Achillies tendon)
44
Soleus
Nerve: Tibial n. Function: Plantar flexion (true flexion) of foot Artery: Sural arteries Origin: Proximal fibula and soleal line of tibia Inseriton: Calcaneus bone via calcaneal (Achillies tendon)
45
Flexor digitorium longus
Nerve: Tibial n. Function: Pantar flexion (true flexion) of foot and digits 2-5 Artery: posterior tibial a. Origin: posterior shaft of tibia Inseriton: distal phalanges of digits 2-5
46
Flexor hallicus longus
Nerve: Tibial n. Function: Pantar flexion (true flexion) of foot and digit 1 Artery: fibular a. Origin: posterior fibula and interosseous membrane Inseriton: distal phalanx of digit 1
47
Tibialis posterior
Nerve: Tibial n. Function: Plantar flexion (true flexion) of foot and inversion of foot Artery: postrior tibial a. Origin: Posterior tibia and fibula and interosseous membrane Inseriton: Navicular and medial cuneiform
48
What are the intrinsic muscles of the foot?
Lumbricals 1-4 Abductor hallucis Flexor hallucis brevis Abductor digiti minimi Flexor digiti minimi brevis Adductor hallucis Adductor hallicus accessorius Dorsal interossei 1-4 Plantar interossei 1-3 Flexor digitorium brevis
49
What are the extrinsic muscles of the foot?
Quadratus plantae muscle
50
Lumbricals 1, 2, 3, 4
Nerve: Medial plantar n. (lumbrical 1) and lateral plantar n. (lumbrical 2-4) Funciton: Flexion of proximal and extension of middle and distal phalanges of digits 2-5 Artery: Medial and lateral plantar arteries Origin: Tendons of flexor digitorium longus Insertion: Medial extensor expansion of digits 2-5 (middle nad distal phalanges)
51
Abductor hallucis
Nerve: Medial plantar a. Function: abduction of proximal phalanx of big toe Artery: medial plantar a. Origin: Calcaneus Inseriton: Base of proximal phalanx of big toe
52
Flexor hallucis brevis | (medial and lateral head)
Nerve: Medial plantar n. Function: Flexion of proximal phalanx of big toe Artery: Meidal plantar and 1st plantar metarsal arteries Origin: Cuboid and lateral cuneiform Inseriton: proximal phalanx of big toe
53
Quadratus Plantae
Nerve: Lateral plantar n. Function: Helping flexor digitorium longus in flexion of distal phalanges of digits 2-5 Artery: Medial and lateral plantar arteries and plantar arch Origin: Calcaneus Inseriton: Tendon of flexor digitorium longus
54
Abductor digiti minimi
Nerve: Lateral plantar n. Function: Abduction proximal phalanx of digit 5 Artery: Mainly lateral plantar a. Origin: Calcaneus and plantar aponeurosis Inseriton: Base of proximal phalanx of digit 5
55
Flexor digiti minimi brevis
Nerve: Lateral plantar n. Function: Flexion of proximal phalanx of digit 5 Artery: Mainly lateral plantar a. Origin: Base of 5th metatarsal Inseriton: Base of proximal phalanx of digit 5
56
Adductor hallucis | (transverse and oblique head)
Nerve: Lateral plantar n. Function: Adduction of proxximal phalanx Artery: Mainly lateral plantar a. Origin: Metatarsal 3 ( onlique head) and metatarsophalangeal ligaments and surrounding structures (transverse head) Inseriton: Proximal phalanx of big toe
57
Adductor hallucis accessorius
Nerve: LAteral plantar n. Function: weak adduction and/or flexion of proximal phalanx of big toe Artery: Mainly lateral plantar a. Origin: Often base of metatarsal 1 Inseriton: Base of proximal phalanx of big toe and surrounding structures
58
Dorsal Interossei 1, 2, 3, 4
Nerve: Lateral plantar n. Function: Adduct digit 2 on medial side and digits 2-4 to lateral side respectively Artery: Lateral tarsal , medial tarsal, plantar, dorsal metatarsal, and dorsal digital arteries Origin: Metatarsal 1-5 Inseriton: Medial side of proximal phalanx of digit 2 and lateral side of proximal phalanx digit 2-4
59
Plantar interossei 1, 2, 3
Nerve: Lateral plantar n. Function: Adduct digits 3,4, and 5 to medial side Artery: Lateral tarsal , medial tarsal, plantar, dorsal metatarsal, and dorsal digital arteries Origin: Metatarsal 3-5 Inseriton: Medial side of proximal phalanx of digits 3-5
60
Flexor digitorium brevis
Nerve: Medial plantar n. Function: Flexion of middle phalanges of digits 2-5 Artery: Medial and lateral lplantar arteries Origin: Calcaneus Insertio: Middle phalanges of digits 2-5

S&F 1 (25 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions