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Rasmussen Pelvis/Thi
Pelvis and Thigh
| Question | Answer |
|---|---|
| Action: Flex the knee | Biceps Femoris |
| Action: Laterally rotate the flexed knee | Biceps Femoris |
| Action: Extend the hip | Bicep Femoris |
| Action: Laterally rotate the hip | Biceps Femoris |
| Action: Tilt the pelvis posteriorly | Biceps Femoris |
| Origin: Long head: Ischial tuberosity | Biceps Femoris |
| Origin: Short Head: Lateral lip of linea aspera | Biceps Femoris |
| Insertion: Head of the fibula | Biceps Femoris |
| Nerve: Tibial and peroneal | Biceps Femoris |
| Action: Flex the knee | Semitendinosus |
| Action: Medially rotate the flexed knee | Semitendinosus |
| Action: Extend the hip | Semitendinosus |
| Action: Medially rotate the hip | Semitendinosus |
| Action: Tilt the pelvis posteriorly | Semitendinosus |
| Origin: Ischial tuberosity | Semitendinosus |
| Insertion: Proximal, medial shaft of the tibia at pes anserinus tendon | Semitendinosus |
| Nerve: Tibial | Semitendinosus |
| Acion: Flex the knee | Semimembranosus |
| Action: Medially rotate the flexed knee | Semimembranosus |
| Action: Extend the hip | Semimembranosus |
| Action: Medially rotate the hip | Semimembranosus |
| Action: Tilt the pelvis posteriorly | Semimembranosus |
| Origin: Ischial tuberosity | Semimembranosus |
| Insertion: Posterior aspect of medial condyle of tibia | Semimembranosus |
| Nerve: Tibial | Semimembranosus |
| Action: All fibers: Extend the hip | Gluteus Maximus |
| Action: All fibers: Laterally rotate the hip | Gluteus Maximus |
| Action: All fibers: Abduct the hip | Gluteus Maximus |
| Action: Lower fibers: Adduct the hip | Gluteus Maximus |
| Origin: Coccyx, edge of sacrum, posterior iliac crest, sacrotuberous and sacroiliac ligaments | Gluteus Maximus |
| Insertion: Gluteal tuberosity (upper fibers) and iliotibial tract (lower fibers) | Gluteus Maximus |
| Nerve: Inferior gluteal | Gluteus Maximus |
| Action: All fibers:Abduct the hip | Gluteus Medius |
| Action: Anterior fibers:Flex the hip | Gluteus Medius |
| Action: Anterior fibers:Medially rotate the hip | Gluteus Medius |
| Action: Posterior fibers:Extend the hip | Gluteus Medius |
| Action: Posterior fibers:Lateraly rotate the hip | Gluteus Medius |
| Origin: Gluteal surface of the ilium between the iliac crest and posterior and anterior gluteal lines | Gluteus Medius |
| Insertion: Greater trochanter | Gluteus Medius |
| Nerve: Superior gluteal | Gluteus Medius |
| Action: Abduct the hip | Gluteus Minimus |
| Action: Medially rotate the hip | Gluteus Minimus |
| Action: Flex the hip | Gluteus Minimus |
| Origin: Gluteal surface of the ilium between the anterior and inferior gluteal lines | Gluteus Minimus |
| Insertion: Anterior borded of greater trochanter | Gluteus Minimus |
| Nerve: Superior gluteal | Gluteus Minimus |
| Action: Adduct the hip | Adductor Magnus |
| Action: Medially rotate the hip | Adductor Magnus |
| Action: Assist to flex the hip | Adductor Magnus |
| Action: Posterior fibers:Extend the hip | Adductor Magnus |
| Origin: Inferior ramus of the pubis, ramus of ischium and ischial tuberosity | Adductor Magnus |
| Insertion: Medial lip of linea aspera and adductor tubercle | Adductor Magnus |
| Nerve: Obturator and tibial | Adductor Magnus |
| Action: Adduct the hip | Adductor Longus |
| Action: Medially rotate the hip | Adductor Longus |
| Action: Assist to flex the hip | Adductor Longus |
| Origin: Pubic tubercle | Adductor Longus |
| Insertion: Medial lip of linea aspera | Adductor Longus |
| Nerve: Obturator | Adductor Longus |
| Action: Adduct the hip | |
| Action: Medially rotate the hip | Adductor Brevis |
| Action: Assist to flex the hip | Adductor Brevis |
| Origin: Inferior ramus of pubis | Adductor Brevis |
| Insertion: Pectineal line and medial lip of linea aspera | Adductor Brevis |
| Nerve: Obturator | Adductor Brevis |
| Action: Adduct the hip | Pectineus |
| Action: Medially rotate the hip | Pectineus |
| Action: Assist to flex the hip | Pectineus |
| Origin: Superior ramus of pubis | Pectineus |
| Insertion: Pectineal line of femur | Pectineus |
| Nerve: Femoral and obturator | Pectineus |
| Action: Adduct the hip | Gracilis |
| Action: Medially rotate the hip | Gracilis |
| Action: Flex the knee | Gracilis |
| Action: Medially rotate the flexed knee | Gracilis |
| Origin: Inferior ramus of pubis and ramus of ischium | Gracilis |
| Insertion: Proximal, medial shaft of tibia at pes anserinus tendon | Gracilis |
| Nerve: Obturator | Gracilis |
| Action: Flex the hip | Tensor Fasciae Latae |
| Action: Medially rotate the hip | Tensor Fasciae Latae |
| Action: Abduct the hip | Tensor Fasciae Latae |
| Origin: Iliac crest, posterior to the ASIS | Tensor Fasciae Latae |
| Insertion: Iliotibial tract | Tensor Fasciae Latae |
| Nerve: Superior gluteal | Tensor Fasciae Latae |
| Action: Flex the hip | Sartorius |
| Action:Laterally rotate the hip | Sartorius |
| Action: Abduct the hip | Sartorius |
| Action: Flex the knee | Sartorius |
| Action: Medially rotate the flexed knee | Sartorius |
| Origin:Anterior superior iliac spine | Sartorius |
| Insertion: Proximal, medial shaft of the tibia at pes anserinus tendon | Sartorius |
| Nerve: Femoral | Sartorius |
| Action: Laterally rotate the hip | Piriformis |
| Action: Abduct the hip when the hip is flexed | Piriformis |
| Origin: Anterior surface of sacrum | Piriformis |
| Insertion: Greater trochanter | Piriformis |
| Nerve: Branch of sacral plexus | Piriformis |
| Action: Laterally rotate the hip | Quadratus Femoris |
| Origin: Lateral border of ischial tuberosity | Qaudratus Femoris |
| Insertion: Intertrochanteric crest, between the greater and less trochanters | Quadratus Femoris |
| Nerve: Branch of sacral plexus | Quadratus Femoris |
| Action: Laterally rotate the hip | Obturator Internus |
| Origin: Obturator membrane and inferior surface of obturator foramen | Obturator Internus |
| Nerve: Branch of sacral plexus | Obturator Internus |
| Action: Laterally rotate the hip | Obturator Externus |
| Origin: Superior and inferior rami of pubis | Obturator Externus |
| Insertion: Trochanteric fossa of femur | Obturator Externus |
| Nerve: Obturator | Obturator Externus |
| Action: Laterally rotate the hip | Gemellus Superior |
| Origin: Ischial spine | Gemellus Superior |
| Insertion: Upper border of greater trochanter | Gemellus Superior |
| Nerve: Branch of sacral plexus | Gemellus Superior |
| Action: Laterally rotate the hip | Gemellus Inferior |
| Origin: Ischial tuberosity | Gemellus Inferior |
| Insertion: Upper border of greater trochanter | Gemellus Inferior |
| Nerve: Branch of sacral plexus | Gemellus Inferior |
| Action: Flex the hip | Psoas Major |
| Action: Laterally rotate the hip | Psoas Major |
| Action: Adduct the hip | Psoas Major |
| Origin: Bodies and transverse processes of lumbar vertebrae | Psoas Major |
| Insertion: Lesser trochanter | Psoas Major |
| Nerve: Lumbar plexus | Psoas Major |
| Action:Flex the hip | Iliacus |
| Action: Laterally rotate the hip | Iliacus |
| Action: Adduct the hip | Iliacus |
| Origin: Iliac fossa | Iliacus |
| Insertion: Lesser trochanter | Iliacus |
| Nerve: Femoral | Iliacus |