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Exam 3- Anatomy > OINAS > Flashcards

OINAS Flashcards

1
Q

MA: Pectineus

A

Adduct and slightly flex hip joint;
assists with lateral rotation

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2
Q

PA: Pectineus

A

Superior ramus of pubis

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3
Q

DA: Pectineus

A

Pectineal line of femur

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4
Q

N: Pectineus

A

Femoral nerve (L2, L3)
May receive a branch from obturator n.

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5
Q

MA: sartorius

A

Flexes, abducts, and laterally rotates hip joint;
Flex knee (medially rotate leg when knee flexed)

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6
Q

PA: Sartorius

A

ASIS

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7
Q

DA: Sartorius

A

pes anserine of tibia

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8
Q

N: Sartorius

A

Femoral n. (L2, L3)

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9
Q

MA: Gluteus Maximus

A

Extends hip (especially from flexed position)
Assists in lateral rotation
Fixes hip joint
Assists in rising from sitting position

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10
Q

PA: Gluteus Maximus

A

posterior gluteal line of ilium
Dorsal sacrum and coccyx
Sacrotuberous ligament

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11
Q

DA: Gluteus Maximus

A

Most fibers end in iliotibial tract, which inserts into anterolateral tibial tubercle
Some fibers insert on gluteal tuberosity

IT band will also be accepted

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12
Q

N: Gluteus Maximus

A

Inferior gluteal nerve (L5, S1, S2)

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13
Q

MA: Gluteus Medius

A

Abduct and medially rotate hip joint
Posterior fibers externally rotate (clam)
Keeps pelvis level when ipsilateral limb is weight bearing and advance opposite (unsupported) side during its swing phase.

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14
Q

PA: Gluteus Medius

A

ilium between anterior and posterior gluteal lines

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15
Q

DA: Gluteus Medius

A

greater trochanter

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16
Q

N: Gluteus Medius

A

Superior gluteal nerve (L5, S1, S2)

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17
Q

MA: Gluteus Minimus

A

Abduct and medially rotate hip joint
keep pelvis level when ipsilateral limb is weight bearing and advance opposite (unsupported) side during its swing phase

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18
Q

PA: Gluteus Minimus

A

ilium between anterior and inferior gluteal lines

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19
Q

DA: Gluteus Minimus

A

greater trochanter

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20
Q

N: Gluteus Minimus

A

Superior gluteal n. (L4, L5, S1)

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21
Q

MA: Tensor Fasciae Latae

A

Medially rotate hip joint!
Abduct hip joint
Keep pelvis level when ipsilateral limb is weight bearing and advance opposite (unsupported) side during its swing phase.

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22
Q

PA: Tensor Fasciae Latae

A

ASIS
Anterior iliac crest

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23
Q

DA: Tensor Fasciae Latae

A

Iliotibial tract, which attaches to anterolateral tibial triangle

IT band also accepted

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24
Q

N: Tensor Fasciae Latae

A

Superior gluteal n. (L4, L5, S1)

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25
Q

MA: Piriformis

A

Laterally rotate extended hip joint
abduct hip joint when flexed
stabilize hip joint

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26
Q

PA: Piriformis

A

Anterior sacrum
ST ligament

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27
Q

DA: Piriformis

A

greater trochanter

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28
Q

N: Piriformis

A

Anterior rami of S1 and S2

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29
Q

MA: Obturator Internus

A

Laterally rotate extended hip joint
abduct hip joint when flexed
stabilize hip joint

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30
Q

PA: Obturator Internus

A

Pelvic surface of obturator membrane surrounding bones

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31
Q

DA: Obturator Internus

A

greater trochanter

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32
Q

N: Obturator Internus

A

Nerve to obturator internus (L5, S1)

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33
Q

MA: Superior and Inferior Gemelli

A

Laterally rotate extended hip joint
abduct hip joint when flexed
stabilize hip joint

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34
Q

PA: Superior and Inferior Gemelli

A

Superior: ischial spine
Inferior: ischial tuberosity

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35
Q

DA: Superior and Inferior Gemelli

A

greater trochanter

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36
Q

N: Superior and Inferior Gemelli

A

Superior gemellus: nerve to obturator Internus (L5, S1)
Inferior gemellus: nerve to quadratus femoris (L5, S1)

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37
Q

MA: Quadratus Femoris

A

Laterally rotates hip joint
Stabilizes hip joint

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38
Q

PA: Quadratus Femoris

A

ischial tuberosity

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39
Q

DA: Quadratus Femoris

A

Quadrate tubercle (distal to greater trochanter)

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40
Q

N: Quadratus Femoris

A

Nerve to quadratus femoris (L5, S1)

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41
Q

Ma: Adductor longus

A

Adducts hip

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42
Q

PA: Adductor Longus

A

Body of pubis

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43
Q

DA: Adductor Longus

A

linea aspera of femur

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44
Q

N: Adductor Longus

A

Obturator nerve (L2, L3, L4)

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45
Q

MA: Adductor Brevis

A

Adducts hip joint
To some extent flexes it

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46
Q

PA: Adductor brevis

A

Body and inferior ramus of pubis

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47
Q

DA: Adductor brevis

A

Pectineal line
linea aspera of femur

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48
Q

N: Adductor Brevis

A

Obturator nerve (L2, L3, L4)

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49
Q

MA: Adductor Magnus

A

Adducts hip joint
Adductor part: flexes hip joint
Hamstring part: extends hip joint

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50
Q

PA: Adductor Magnus

A

Adductor: inferior pubic ramus and ramus of ischium
Hamstring: ischial tuberosity

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51
Q

DA: Adductor Magnus

A

Adductor part: gluteal tuberosity, linea aspera, and medial supracondylar line
Hamstring part: adductor tubercle of femur

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52
Q

N: Adductor Magnus

A

Adductor: obturator nerve (L2, L3, L4)
Hamstring part: tibial nerve (L4)

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53
Q

MA: Gracilis

A

Adducts hip joint
Flexes knee joint
Medially rotates flexed knee

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54
Q

PA: Gracilis

A

Body and inferior ramus of pubis

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55
Q

DA: Gracilis

A

pes anserinus of tibia

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56
Q

N: Gracilis

A

Obturator nerve (L2, L3)

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57
Q

MA: Obturator Externus

A

Laterally rotates hip joint
stabilizes hip joint

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58
Q

PA: Obturator Externus

A

Margins of obturator foramen and obturator membrane

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59
Q

DA: Obturator Externus

A

Greater trochanter

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60
Q

N: Obturator Externus

A

Obturator nerve (L3, L4)

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61
Q

MA: Rectus Femoris

A

Extends knee joint
steadies hip joint
helps iliopsoas flex hip joint.

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62
Q

PA: Rectus Femoris

A

AIIS
Ilium

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63
Q

DA: Rectus Femoris

A

quadriceps tendon to tibial tuberosity via patellar ligament

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64
Q

N: Rectus Femoris

A

Femoral n. (L2-L4)

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65
Q

MA: Vastus Lateralis

A

Extends knee

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66
Q

PA: Vastus Lateralis

A

Greater trochanter
lateral lip of linea aspera

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67
Q

DA: Vastus Lateralis

A

quadriceps tendon to tibial tuberosity via patellar ligament

medial and lateral also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula).

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68
Q

N: Vastus Lateralis

A

Femoral n. (L2-L4)

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69
Q

MA: Vastus Medialis

A

Extends knee

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70
Q

PA: Vastus medialis

A

Intertrochanteric line
medial lip of linea aspera of femur

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71
Q

DA: Vastus medialis

A

quadriceps tendon to tibial tuberosity via patellar ligament

medial and lateral also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula).

72
Q

N: Vastus medialis

A

Femoral n. (L2-L4)

73
Q

MA: Vastus intermedius

A

Extends knee

74
Q

PA: Vastus intermedius

A

Anterior and lateral femoral shaft

75
Q

DA: Vastus intermedius

A

quadriceps tendon to tibial tuberosity via patellar ligament

76
Q

N: Vastus intermedius

A

Femoral n. (L2-4)

77
Q

MA: Semitendinosus

A

Extend hip joint
Flex knee joint and medially rotate it when flexed.
When hip and knee joints are flexed (as when sitting), these muscles can extend trunk at hip joint (to rise).

78
Q

PA: Semitendinous

A

Ischial Tuberosity

79
Q

DA: Semitendinosus

A

pes anserinus of tibia

80
Q

N: Semitendinosus

A

Tibial nerve (L5, S1, S2)

81
Q

MA: Semimembranosus

A

Extend hip joint
Flex knee joint and medially rotate it when flexed.
When hip and knee joints are flexed (as when sitting), these muscles can extend trunk at hip joint (to rise).

82
Q

PA: Semimembranosus

A

Ischial Tuberosity

83
Q

DA: Semimembranosus

A

Posterior part of medial condyle of tibia
Reflected attachment forms oblique popliteal ligament (to lateral femoral condyle)

84
Q

N: Semimembranosus

A

Tibial n (L5, S1, S2)

85
Q

MA: Biceps Femoris

A

Flexes knee joint and laterally rotates it when flexed;
Long head extends hip

86
Q

PA: Biceps Femoris

A

Long head: ischial tuberosity
Short head: linea aspera and lateral supracondylar line of femur

87
Q

DA: Biceps Femoris

A

Lateral side of head of fibula

88
Q

N: Biceps Femoris

A

Long head: tibial nerve (L5, S1, S2)
Short head: common fibular division of sciatic nerve (L5, S1, S2)

89
Q

MA: popliteus

A

Unlocks knee by rotating femur 5 degrees on fixed tibia
Medially rotate tibia if unplanted limb

90
Q

PA: popliteus

A

Lateral condyle of femur
lateral meniscus

91
Q

DA: popliteus

A

Posterior tibia above soleal line

92
Q

N: popliteus

A

Tibial n. (L4, L5, S1)

93
Q

MA: Gastrocnemius

A

Plantar flexes ankle when knee is extended
Raises heel during walking
Knee flexion

94
Q

PA: Gastrocnemius

A

Medial head: popliteal surface of femur

Lateral head: lateral femoral condyle

95
Q

DA: Gastrocnemius

A

Calcaneus via calcaneal tendon

96
Q

N: Gastrocnemius

A

Tibial n. (S1, S2)

97
Q

MA: Soleus

A

Plantarflex ankle (independent of knee position)
Stabilize ankle joint

98
Q

PA: Soleus

A

Posterior fibular
Soleal line and medial tibia
Tendinous arch extending between bony attachments

99
Q

DA: Soleus

A

Calcaneus via calcaneal tendon

100
Q

N: Soleus

A

Tibial n. (S1, S2)

101
Q

MA: Plantaris

A

Weakly assists gastrocnemius in plantar flex

102
Q

PA: Plantaris

A

lateral supracondylar line of femur
oblique popliteal ligament

103
Q

DA: Plantaris

A

Calcaneus via calcaneal tendon

104
Q

N: Plantaris

A

Tibial n. (S1,S2)

105
Q

MA: Flexor Hallucis Longus

A

Flex great toe at all joints
Weakly plantarflex ankle joint
Support medial longitudinal arch of foot

106
Q

PA: Flexor Hallucis Longus

A

Lower posterior surface of fibula
interosseous membrane

107
Q

DA: Flexor Hallucis Longus

A

Base of distal phalanx of great toe

108
Q

N: Flexor Hallucis Longus

A

Tibial n. (S2, S3)

109
Q

MA: Flexor Digitorum Longus

A

Flex lateral 4 digits
Plantarflex ankle
Support longitudinal arches of foot

110
Q

PA: Flexor Digitorum Longus

A

Posterior tibia inferior to soleal line
By a broad tendon to fibula

111
Q

DA: Flexor Digitorum Longus

A

Bases of distal phalanges of lateral 4 digits

112
Q

N: Flexor Digitorum Longus

A

Tibial n. (S2, S3)

113
Q

MA: Tibialis Posterior

A

Plantarflex ankle
Invert foot
Maintain medial longitudinal arch

114
Q

PA: Tibialis Posterior

A

Interosseous membrane
Posterior tibia inferior to soleal line
Posterior surface of fibula

note: attaches to ALL 3 structures of the lower leg

115
Q

DA: Tibialis Posterior

A

Tuberosity of navicular
cuneiforms
cuboid
sustentaculum tali of calcaneus
Bases of 2,3,4 metatarsals

116
Q

N: Tibialis Posterior

A

Tibial n. (L4, L5)

117
Q

MA: Fibularis Brevis

A

Everts subtalar joint
Weakly plantarflex ankle

118
Q

PA: Fibularis Brevis

A

Inferior lateral fibula

119
Q

DA: Fibularis Brevis

A

Lateral side of base of 5th metatarsal

120
Q

N: Fibularis Brevis

A

Superficial fibular n. (L5, S1, S2)

121
Q

MA: Fibularis Longus

A

Everts subtalar joint
Weakly plantar flex ankle

122
Q

PA: Fibularis Longus

A

Head and superior lateral fibula

123
Q

DA: Fibularis Longus

A

Base of 1st metatarsal
Medial cuneiform

124
Q

N: Fibularis Longus

A

Superficial fibular n. (L5, S1, S2)

125
Q

MA: Tibialis Anterior

A

Dorsiflex ankle
Invert subtalar joint

126
Q

PA: Tibialis Anterior

A

Lateral condyle
superior 1/2 of tibia
interosseous membrane

127
Q

DA: Tibialis Anterior

A

Medial cuneiform and base of 1st metatarsal

128
Q

N: Tibialis Anterior

A

Deep Fibular n. (L4, L5)

129
Q

MA: Extensor Hallucis Longus

A

Extends great toe
Dorsiflex ankle

130
Q

PA: Extensor Hallucis Longus

A

Middle anterior fibula
Interosseous membrane

131
Q

DA: Extensor Hallucis Longus

A

Base of distal phalanx of great toe

132
Q

N: Extensor Hallucis Longus

A

Deep fibular nerve (L5, S1)

133
Q

MA: Extensor Digitorum Longus

A

Extends lateral 4 digits
Dorsiflexes ankle joint

134
Q

PA: Extensor Digitorum Longus

A

Lateral condyle of tibia
Superior surface of fibula
Interosseous membrane

note: attached to ALL 3 structures of the lower leg

135
Q

DA: Extensor Digitorum Longus

A

Middle and distal phalanges of lateral four digits

136
Q

N: Extensor Digitorum Longus

A

Deep fibular n. (L5, S1)

137
Q

MA: Fibularis Tertius

A

DF ankle
Aids in eversion of STJ joint

138
Q

PA: Fibularis Tertius

A

Inferior anterior surface of fibula
Interosseous membrane

139
Q

DA: Fibularis Tertius

A

Dorsum of base of 5th metatarsal

140
Q

N: Tibularis Tertius

A

Deep Fibular n. (L5, S1)

141
Q

MA: Flexor Digitorum Brevis

A

Flex lateral 4 digits at MTP and IP joints

142
Q

PA: Flexor Digitorum Brevis

A

Medial tubercle of tuberosity of calcaneus
Plantar aponeurosis
Intermuscular septa

143
Q

DA: Flexor Digitorum Brevis

A

Both sides of middle phalanges of lateral 4 digits

144
Q

N: Flexor Digitorum Brevis

A

Medial plantar n. (L5, S1)

145
Q

MA: Quadratus Plante

A

Assists FDL in flexing lateral 4 digits at MTP and IP joints

146
Q

PA: Quadratus Plante

A

Medial calcaneus

147
Q

DA: Quadratus Plante

A

FDL tendon

148
Q

N: Quadratus Plante

A

Lateral plantar n. (S1-S3)

149
Q

MA: Lumbrical Muscles (Foot)

A

Of the lateral 4 digits…
Flex MTP joint
Extend PIP and DIP joints

150
Q

PA: Lumbrical Muscles (Foot)

A

Tendons of FDL

151
Q

DA: Lumbrical Muscles (Foot)

A

Medial aspect of extensor expansions over lateral 4 digits

152
Q

N: Lumbrical Muscles (Foot)

A

Medial one: medial plantar nerve (L5–S1)
Lateral three: lateral plantar nerve (S1–S3)

153
Q

MA: Adductor Hallucis

A

Adduct 1st digit
Assists maintaining transverse arch by pulling metatarsals medially

154
Q

PA: Adductor Hallucis

A

Oblique head: bases of metatarsals 2–4
Transverse head: plantar ligaments of MTP joints

155
Q

DA: Adductor Hallucis

A

lateral side of base of proximal phalanx of 1st digit.

156
Q

N: Adductor Hallucis

A

lateral plantar nerve (S1–S3)

157
Q

MA: Flexor Hallucis Brevis

A

Flex MTP joint of 1st digit

158
Q

PA: Flexor Hallucis Brevis

A

Plantar surface of cuboid and lateral cuneiforms

159
Q

DA: Flexor Hallucis Brevis

A

Both sides of base of proximal phalanx of 1st digit

Note: 2 sesamoid bones of the great toe are contained within its tendons

160
Q

N: Flexor Hallucis Brevis

A

Medial plantar n. (L5, S1)

161
Q

MA: Plantar Interossei (1-3)

A

Adduct digits 3-5 at MTP

162
Q

PA: Plantar Interossei (1-3)

A

Plantar medial sides of shafts of metatarsals 3-5

163
Q

DA: Plantar Interossei (1-3)

A

Medial phalanges of 3-5 digit

164
Q

N: Plantar Interossei (1-3)

A

Lateral plantar n. (S1-S3)

165
Q

MA: Dorsal Interossei

A

Abduct digits 2-4 at MTP

166
Q

PA: Dorsal Interossei

A

Adjacent sides of shafts of metatarsals 1-5

167
Q

DA: Dorsal Interossei

A

1st: medial side of proximal phalanx of 2nd digit
2nd–4th: lateral sides of 2nd–4th digits

168
Q

N: Dorsal Interossei

A

Lateral plantar n. (S1-S3)

169
Q

MA: Psoas Major

A

With origin fixed:
- hip flexion
- hip lateral rotation

With insertion fixed:
- trunk flexion towards thigh
- pelvic anterior tilt

Stabilize hip joint when standing

170
Q

PA: Psoas Major

A

Sides of T12-L5 vertebrae and discs between them
TP of L1-L5

171
Q

DA: Psoas major

A

Lesser trochanter

172
Q

N: Psoas Major

A

Anterior rami of L1, L2, L3

173
Q

MA: Iliacus

A

With origin fixed:
- hip flexion
- hip lateral rotation

With insertion fixed:
- trunk flexion towards thigh
- pelvic anterior tilt

174
Q

PA: Iliacus

A

Iliac fossa
Sacrum
Anterior Sacroiliac ligaments

175
Q

DA: Iliacus

A

Lesser trochanter
Psoas tendon

176
Q

N: Iliacus

A

Femoral nerve (L2-L4)

Exam 3- Anatomy (5 decks)

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