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Anatomy > Medial/Posterior Thigh muscles & Lower Quadrant Review > Flashcards

Medial/Posterior Thigh muscles & Lower Quadrant Review Flashcards

1
Q

Pectineus (Attachment)

A

-Superior/Proximal Attachment: anterior pubic bone (pectineal line)
-Inferior/Distal Attachment: just inferior to the lesser trochanter

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2
Q

Pectineus (Action)

A

-Hip Adduction
-Hip Flexion (weak)

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3
Q

Adductor Brevis (Attachment)

A

Superior/Proximal Attachment: anterior pubic bone
Inferior/Distal Attachment: proximal linea aspera

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4
Q

Adductor Brevis (Action)

A

-Hip Adduction
-Hip Flexion (weak)

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5
Q

Adductor Longus (Attachment)

A

Superior/Proximal Attachment: anterior pubic bone
Inferior/Distal Attachment: linea aspera (middle 1/3rd)

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6
Q

Adductor Longus (Action)

A

-Hip Adduction
-Hip Flexion (weak)

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7
Q

Gracilis (Attachment)

A

Superior/Proximal Attachment: anterior pubic bone
Inferior/Distal Attachment: proximal anteromedial tibia (one of the pes anserinus tendons)

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8
Q

Gracilis (Action)

A

-Hip Adduction
-Knee Flexion
-Knee Medial Rotation

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9
Q

What Muscle is most Medial out of all the Adductors?

A

Gracilis

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10
Q

What is the Only Hip Adductor that Crosses the Knee?

A

Gracilis

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11
Q

What are the 3 Pes Anserinus Muscles?

A
  1. Sartorious
  2. Gracilis
  3. Semitendinosis
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12
Q

Adductor Magnus - Anterior Fibres (Attachment)

A

-Superior/Proximal Attachment: anterior pubic bone
-Inferior/Distal Attachment: linea aspera

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13
Q

Adductor Magnus - Anterior Fibres (Action)

A

-Hip Adduction
-Hip Flexion

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14
Q

Adductor Magnus - Posterior Fibres (Attachment)

A

-Superior/Proximal Attachment: ischial tuberosity
-Inferior/Distal Attachment: adductor tubercle
*Note: In the inferior attachment of adductor magnus (about hand with above the adductor tubercle), is an opening called the adductor hiatus which allows for blood vessels to pass through

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15
Q

In the inferior attachment of adductor magnus (about hand with above the adductor tubercle), is an opening called the ___________________ which allows for __________________________________.

A

adductor hiatus, blood vessels to pass through

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16
Q

Adductor Magnus - Posterior Fibres (Action)

A

-Hip Adduction
-Hip Extension

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17
Q

Biceps Femoris - Long Head (Attachment)

A

-Superior/Proximal Attachment: ischial tuberosity
-Inferior/Distal Attachment: fibular head

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18
Q

Biceps Femoris - Long Head (Action)

A

-Hip Extension (and lateral rotation)
-Knee Flexion
-Knee Lateral Rotation

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19
Q

All of the Hamstrings are Prime Movers for _________________ and Synergists to Glute Max for _________________.

A

Knee Flexion, Extension

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20
Q

Biceps Femoris - Short Head (Attachment)

A

-Superior/Proximal Attachment: linea aspera (mid shaft)
-Inferior/Distal Attachment: fibular head

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21
Q

Biceps Femoris - Short Head (Action)

A

-Knee Flexion
-Knee Lateral Rotation

22
Q

Semitendinosus (Attachment)

A

-Superior/Proximal Attachment: ischial tuberosity
-Inferior/Distal Attachment: proximal anteromedial tibia (one off the pes anserinus tendons)

23
Q

Semitendinosus (Action)

A

-Hip Extension (and medial rotation)
-Knee Flexion
-Knee Medial Rotation

24
Q

Semimembranosus (Attachment)

A

-Superior/Proximal Attachment: ischial tuberosity
-Inferior/Distal Attachment: posterior aspect of the medial condyle of the tibia

25
Semimembranosus (Action)
-Hip Extension (and medial rotation) -Knee flexion -Knee medial rotation
26
What Muscles are Knee Flexors?
Hamstrings, Gastrocnemius, Popliteus, Sartorious
27
What Muscles are Knee Extensors?
Quadriceps
28
What Muscles are External Rotators of the knee?
Biceps Femoris
29
What Muscles are Internal Rotators of the knee?
Semimembranosus, Semitendinosus, Gracilis
30
What are the Dorsiflexors of the Ankle (Talocrural Joint)?
Tibialis Anterior, EDL, EHL, Peroneus Tertius
31
What are the Plantarflexors of the Ankle (Talocrural Joint)?
Triceps Surae, Plantaris, Peroneus Longus/Brevis, Tibialis Posterior, FHL FDL
32
What are the Inverters of the Ankle (Subtalar Joint)?
Tibialis Anterior, Tibialis Posterior
33
What are the Everters of the Ankle (Subtalar Joint)?
Peroneus Longus/Brevis/Tertius, EDL
34
What are the Flexors of the Metatarsophalangeal Joints?
FHL, FHB, FDL, FDB, Lumbricales
35
What are the Extensors of the Metatarsophalangeal Joints?
EDL, EDB, EHL, EHB
36
What are the Abductors of the Metatarsophalangeal Joints?
Dorsal Interossei
37
What are the Adductors of the Metatarsophalangeal Joints?
Plantar Interossei
38
What are the PIP Flexors of the Interphalangeal Joints?
FDL, FDB
39
What are the DIP Flexors of the Interphalangeal Joints?
FDL
40
What are the PIP Extensors of the Interphalangeal Joints?
EDL, EDB, Lumbricales
41
What are the DIP Extensors of the Interphalangeal Joints?
EDL, Lumbricales
42
What are the 1st toe IP Flexors of the Interphalangeal Joints?
FHL, FHB
43
What are the 1st toe IP Extensors of the Interphalangeal Joints?
EHB, Lumbricales
44
What are the Flexors of the Hip?
Prime Mover: Iliopsoas (Psoas Major, Iliacus) Synergists: Rectus Femoris, TFL, Pectineus, Adductor Longus, Adductor Brevis, Adductor Magnus (Anterior Fibres), Sartorius
45
What are the Extensors of the Hip?
Prime Mover: Maximus Synergists: Hamstrings, (Except Biceps Femoris Short Head), Adductor Magnus (Posterior Fibres)
46
What are the Abductors of the Hip?
Prime Mover: Medius Synergists: Gluteus Minimus Sartorius
47
What are the Adductors of the Hip?
Prime Mover:Magnus Synergists: Adductor Longus, Adductor Brevis, Gracilis
48
What are the External Rotators of the Hip?
Prime Mover: Maximus Synergists: Gemellus Superior, Gemellus Inferior, Obturator Internus, Obturator Externus, Quadratus Femoris, Gluteus Medius (Posterior Fibres), Sartorius
49
What are the Internal Rotators of the Hip?
Prime Mover: TFL Synergists: Gluteus Medius (Anterior Fibres), Gluteus Minimus (Anterior Fibres), Piriformis (With Hip Flexed)
50
What is the Femoral Triangle?
Depression in the sueromedial thigh (inferior to the inguinal ligament) observable during hip flexion
51
What are the Boundaries of the Femoral Triangle?
Superiorly: Inguinal Ligament Medially: Adductor Longus Laterally: Sartorius Floor (Medial to Lateral): Pectineus, Iliopsoas Roof: Fascia Lata Contents: Femoral A., Femoral V., Femoral N.

Anatomy (22 decks)

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