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Anatomy > Leg and Hip Muscles > Flashcards

Leg and Hip Muscles Flashcards

1
Q

Gluteus Medius

A

Hip ABduction, lateral rotation Superior Gluteal N.

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3
Q

Gluteus Minimus

A

Hip ABductor, medial rotation Superior Gluteal N.

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4
Q

Tensor Fascia Lata

A

Medial Rotation of hip, initiation of hip flexion Superior Gluteal N.

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5
Q

Small Posterior Hip Lateral Rotators

A

Piriformis- N. to PiriSup. Gemellus - N. to Obt Int.Obturator Internus - N. to Obt IntInf. Gemellus - N. to Quad Fem Quadratus Femoris - N. to Quad Fem

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6
Q

Obturator Externus

A

Laterally Rotate Hip Obturator N.

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7
Q

Prime Flexor of Hip

A

Illiopsoas (rectus femoris & sartorius can help) Femoral N.

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8
Q

Prime extensors

A

Gluteus Max, and Hamstring Inferior Gluteal N. & Sciatic N.

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9
Q

Adduction

A

Adductor Longus, Brevis, Magnus Pectineus and Gracillis Obturator N.

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10
Q

Abduction

A

Gluteus Medius & Minimus Superior Gluteal N.

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11
Q

Lateral Rotation

A

Small Posterior Hip Lat. Rotators & Obturator Externus Branches of Sacral Plexus N.

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12
Q

Illiopsoas

A

Flexes Hip (Psoas L1,L2, Iliacus L2-L4 femoral)

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13
Q

Medial Rotation

A

Gluteus Minimus & TFL Superior Gluteal N.

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14
Q

Gluteus Maximus

A

Hip extension, abduction, lateral rotation. Inferior Gluteal N.

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15
Q

Gracillis

A

Adduction and knee flexion (Pes Anserine contributor) Obturator N.

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16
Q

Rectus Femoris

A

Initiates Hip Flexion; Knee extension Femoral N.

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17
Q

Hamstrings (BF, ST, SM)

A

Hip Extension, Flex Knee Sciatic N.

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18
Q

Gastrocnemius

A

Flexes Knee in non-weight bearing; Plantar flexes ankle Tibial N.

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19
Q

Sartorius

A

(Tailor’s Muscle) Initiates Hip Flexion, laterally rotates, abducts, and also flexes the knee Femoral N.

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20
Q

Tibialis Anterior

A

Dorsiflexs/Supinates Foot Deep Fibular N.

21
Q

Extensor Digitorum Longus

A

Dorsiflexes ankle; extends toes Deep Fibular N.

22
Q

Extensor Hallucis Longus

A

Dorsiflexes ankle; extends big toe Deep Fibular N.

23
Q

Fibularis Tertius

A

Dorsiflexes ankle; pronates foot Deep Fibular N.

24
Q

Soleus

A

Plantar flexes ankle Tibial N.

25
Q

Vastus Lateralis, Medialis, Intermedius

A

Extend KneeFemoral N.

26
Q

Trendelenberg Sign

A

Integrity of Sup. Gluteal N. or L5 Root, Gmed/min

27
Q

Pectineus

A

Flexes hip and Adductor Femoral N.

28
Q

Medial Thigh Compartment

A

Innervated by Obturator N. Adductor Magnus, Brevis, Longus, Pectineus & Gracillis (Obturator Artery is blood supply)

29
Q

Anterior Thigh Compartment

A

Innervated by Femoral N. Illiopsoas (L1, L2), Sartorius & Quadratus (RF, VL,I,M) and Pectineus. Blood supply is femoral and deep femoral.

30
Q

Who are and what do Pes Anserine tendons do?

A

Medial support of knee (Sartorius Gracillis Semitendinosus)

31
Q

Medial Meniscus

A

Most injured, attached to MCL Posterior horn is bigger

32
Q

Lateral Meniscus

A

Separated from LCL by popliteus tendon Same size horns

33
Q

Knee Flexion

A

Hamstrings (weight bearing) Gastrocnemius (non-weight bearing)

34
Q

Knee Extension

A

Quadriceps Femoral N.

35
Q

Pronate Foot

A

Fibularis Longus, Brevis (Superficial Fibular N.) Fibularis Tertius (Deep Fibular N.)

36
Q

Name the arches if the foot, and what structure support each arch.

A

Medial longitudinal is supported by the spring ligament. Lateral longitudinal is supported by the long and short plantar ligaments. Transverse is supported by the tendons of the the fibularis longus and brevis

37
Q

Supinate Foot

A

Tibialis Anterior/Posterior Deep Fibular and Tibial N.

38
Q

Dorsiflex Ankle

A

Tibialis Anterior, extensor hallicus longus, extensor digitorum longus, fibularis tertius. Deep Fibular N.

39
Q

Plantarflex Ankle

A

Triceps surae (Gastrocnemius & Soleus) Tibial N.

40
Q

Posterior Thigh Compartment

A

Innervated by Sciatic N.Biceps Femoris, Semimembranosus, Semitendinosus

41
Q

Medial Lig. of Ankle

A

Posterior Tibiotalar Lig. Tibiocalcaneal Lig. Tibionavicular Lig.Anterior Tibiotalar Lig.

42
Q

Hip Flexion (major and minor contributors)

A

Iliacus and psoas combine into the iliopsoas and are the major contributors. The Sartorius, Rectus femoris, and tensor fascia lata help initiate hip flexion

43
Q

Lateral Lig. of Ankle

A

Calcaneofibular Lig. Posterior TalofibularLig. Anterior Talofibular Lig.

44
Q

Anterior Leg Compartment

A

(Dorsiflex Muscles) Tibialis Anterior (supinator), Extensor Digitorum Longus, Extensor Hallicus Longus, Fibularis Tertius (Pronator) Deep Fibular N. Anterior Tibial A.

45
Q

Lateral Leg Compartment

A

(Pronators) Fibularis Longus and Fibularis Brevis. Superficial Fibular N. (Branch of Common Fibular N. ) Fibular A. (Branch of Posterior Tibial A)

46
Q

Superficial Posterior Leg Compartment

A

Gastrocnemius, Soleus, Plantaris. Tibial N. Posterior Tibial A.

47
Q

Posterior Deep Leg Compartment

A

Tibialis Posterior (Supinator), Flexor Digitorum Longus, Flexor Hallucis Longus. Tibial N. Posterior Tibial A.

Anatomy (17 decks)

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