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What is the origin of the Gluteus maximus?
Outer surface of ilium, sacrum, coccyx, sacrotuberous ligament
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What is the action of the Gluteus medius?
Abducts thigh at hip joint; tilts pelvis when walking
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Which nerve supplies the Gluteus minimus?
Superior gluteal nerve
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What is the insertion of the Tensor fasciae latae?
Iliotibial tract
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The Piriformis muscle is a lateral rotator of the thigh at the hip joint. True or False?
True
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What is the origin of the Sartorius muscle?
Anterior superior iliac spine
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Which muscle flexes the thigh on the trunk?
Iliacus and Psoas
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What is the action of the Pectineus?
Flexes and adducts thigh at hip joint
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The Rectus femoris is part of which muscle group?
Quadriceps femoris
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What is the nerve supply for all muscles in the Quadriceps femoris group?
Femoral nerve
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Which of the following muscles does NOT assist in extending the leg at the knee joint? 1) Rectus femoris 2) Vastus lateralis 3) Vastus medialis 4) Sartorius
4) Sartorius
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What is the origin of the Gracilis muscle?
Inferior ramus of pubis, ramus of ischium
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What is the action of the Adductor longus?
Adducts thigh at hip joint and assists in lateral rotation
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Which muscle extends thigh at hip joint?
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What is the nerve supply of the Biceps femoris?
Long head: tibial portion of sciatic nerve; Short head: common peroneal portion of sciatic nerve
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What is the insertion of the Tibialis anterior muscle?
Medial cuneiform and base of first metatarsal bone
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Which of the following is not an action of the Extensor digitorum longus?
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What is the origin of the Peroneus tertius?
Anterior surface of shaft of fibula
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What is the action of the Extensor hallucis longus?
Extends big toe; extends foot at ankle joint; inverts foot at subtalar and transverse tarsal joints
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Which muscle is responsible for adducting the thigh?
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What is the nerve supply of the Semitendinosus muscle?
Tibial portion of sciatic nerve
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What is the insertion of the Adductor magnus?
Posterior surface of shaft of femur, adductor tubercle of femur
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What is the action of Peroneus longus?
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What is the nerve supply of Peroneus brevis?
Superficial peroneal nerve
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What is the origin of Gastrocnemius?
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What is the action of Plantaris?
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Which muscle is a powerful plantar flexor of the ankle joint?
Soleus
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What is the insertion of Flexor digitorum longus?
Bases of distal phalanges of lateral four toes
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What is the action of Flexor hallucis longus?
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What is the nerve supply of Tibialis posterior?
Tibial nerve
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Which of the following is not an action of Peroneus longus?
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Which muscle does not originate from the fibula?
Gastrocnemius
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What is the origin of the Abductor hallucis?
Medial tuberosity of calcaneum and flexor retinaculum
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What is the action of the Flexor digitorum brevis?
Flexes lateral four toes; braces medial and lateral longitudinal arches
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What is the nerve supply for the Abductor digiti minimi?
Lateral plantar nerve
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The Quadratus plantae assists which muscle?
Flexor digitorum longus
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What is the nerve supply of the Lumbricals?
First lumbrical: medial plantar nerve; remainder: lateral plantar nerve
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What is the action of the Flexor hallucis brevis?
Flexes metatarsophalangeal joint of big toe; supports medial longitudinal arch
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The Adductor hallucis has its origin from which structures?
Oblique head bases of second, third, and fourth metatarsal bones; transverse head from plantar ligaments
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What is the insertion of the Flexor digiti minimi brevis?
Lateral side of base of proximal phalanx of little toe
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The Dorsal interossei are responsible for which action?
Abduction of toes; flexes metatarsophalangeal joints and extends interphalangeal joints
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The following is NOT an action of the Abductor hallucis?
Adduction of the big toe
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The following is NOT an origin of the Flexor digitorum longus tendon?
Lateral tubercle of calcaneum
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The following is NOT a function of the Lumbricals?
Flexes toes at metatarsophalangeal joints
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What is the origin of the Extensor digitorum brevis muscle?
Anterior part of upper surface of the calcaneum and from the inferior extensor retinaculum
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What is the nerve supply for the Extensor digitorum brevis?
Deep peroneal nerve
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What is the action of the Extensor digitorum brevis?
Extends toes
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The Superior gluteal nerve supplies which muscles?
Gluteus medius, gluteus minimus, tensor fasciae latae
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Which nerve supplies the gluteus maximus muscle?
Inferior gluteal nerve
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Which nerve is responsible for the piriformis muscle?
Nerve to piriformis
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What does the sciatic nerve supply?
Hamstring muscles, gastrocnemius, soleus, and more
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The tibial portion of the sciatic nerve supplies which muscles?
Hamstring muscles, gastrocnemius, soleus, and more
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The common peroneal portion of the sciatic nerve supplies which muscle?
Biceps femoris (short head)
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Which of the following is NOT supplied by the sciatic nerve? - A) Hamstring muscles - B) Gastrocnemius - C) Gluteus maximus - D) Soleus
C) Gluteus maximus
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The iliohypogastric nerve supplies which areas?
External oblique, internal oblique, transversus abdominis, skin over lower anterior abdominal wall
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Which nerve is responsible for the cremaster muscle?
Genitofemoral nerve
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The femoral nerve supplies which muscles?
Iliacus, pectineus, sartorius, quadriceps femoris
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Which of the following is NOT supplied by the femoral nerve? - A) Iliacus - B) Gracilis - C) Quadriceps femoris - D) Sartorius
B) Gracilis
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The obturator nerve supplies which muscles?
Gracilis, adductor brevis, adductor longus, obturator externus
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What is the origin of the Gluteus maximus?
Outer surface of ilium, sacrum, coccyx, sacrotuberous ligament
What is the action of the Gluteus medius?
Abducts thigh at hip joint; tilts pelvis when walking
Which nerve supplies the Gluteus minimus?
Superior gluteal nerve
What is the insertion of the Tensor fasciae latae?
Iliotibial tract
The Piriformis muscle is a lateral rotator of the thigh at the hip joint. True or False?
True
What is the origin of the Sartorius muscle?
Anterior superior iliac spine
Which muscle flexes the thigh on the trunk?
Iliacus and Psoas
What is the action of the Pectineus?
Flexes and adducts thigh at hip joint
The Rectus femoris is part of which muscle group?
Quadriceps femoris
What is the nerve supply for all muscles in the Quadriceps femoris group?
Femoral nerve
Which of the following muscles does NOT assist in extending the leg at the knee joint? 1) Rectus femoris 2) Vastus lateralis 3) Vastus medialis 4) Sartorius
4) Sartorius
What is the origin of the Gracilis muscle?
Inferior ramus of pubis, ramus of ischium
What is the action of the Adductor longus?
Adducts thigh at hip joint and assists in lateral rotation
Which muscle extends thigh at hip joint?
What is the nerve supply of the Biceps femoris?
Long head: tibial portion of sciatic nerve; Short head: common peroneal portion of sciatic nerve
What is the insertion of the Tibialis anterior muscle?
Medial cuneiform and base of first metatarsal bone
Which of the following is not an action of the Extensor digitorum longus?
What is the origin of the Peroneus tertius?
Anterior surface of shaft of fibula
What is the action of the Extensor hallucis longus?
Extends big toe; extends foot at ankle joint; inverts foot at subtalar and transverse tarsal joints
Which muscle is responsible for adducting the thigh?
What is the nerve supply of the Semitendinosus muscle?
Tibial portion of sciatic nerve
What is the insertion of the Adductor magnus?
Posterior surface of shaft of femur, adductor tubercle of femur
What is the action of Peroneus longus?
What is the nerve supply of Peroneus brevis?
Superficial peroneal nerve
What is the origin of Gastrocnemius?
What is the action of Plantaris?
Which muscle is a powerful plantar flexor of the ankle joint?
Soleus
What is the insertion of Flexor digitorum longus?
Bases of distal phalanges of lateral four toes
What is the action of Flexor hallucis longus?
What is the nerve supply of Tibialis posterior?
Tibial nerve
Which of the following is not an action of Peroneus longus?
Which muscle does not originate from the fibula?
Gastrocnemius
What is the origin of the Abductor hallucis?
Medial tuberosity of calcaneum and flexor retinaculum
What is the action of the Flexor digitorum brevis?
Flexes lateral four toes; braces medial and lateral longitudinal arches
What is the nerve supply for the Abductor digiti minimi?
Lateral plantar nerve
The Quadratus plantae assists which muscle?
Flexor digitorum longus
What is the nerve supply of the Lumbricals?
First lumbrical: medial plantar nerve; remainder: lateral plantar nerve
What is the action of the Flexor hallucis brevis?
Flexes metatarsophalangeal joint of big toe; supports medial longitudinal arch
The Adductor hallucis has its origin from which structures?
Oblique head bases of second, third, and fourth metatarsal bones; transverse head from plantar ligaments
What is the insertion of the Flexor digiti minimi brevis?
Lateral side of base of proximal phalanx of little toe
The Dorsal interossei are responsible for which action?
Abduction of toes; flexes metatarsophalangeal joints and extends interphalangeal joints
The following is NOT an action of the Abductor hallucis?
Adduction of the big toe
The following is NOT an origin of the Flexor digitorum longus tendon?
Lateral tubercle of calcaneum
The following is NOT a function of the Lumbricals?
Flexes toes at metatarsophalangeal joints
What is the origin of the Extensor digitorum brevis muscle?
Anterior part of upper surface of the calcaneum and from the inferior extensor retinaculum
What is the nerve supply for the Extensor digitorum brevis?
Deep peroneal nerve
What is the action of the Extensor digitorum brevis?
Extends toes
The Superior gluteal nerve supplies which muscles?
Gluteus medius, gluteus minimus, tensor fasciae latae
Which nerve supplies the gluteus maximus muscle?
Inferior gluteal nerve
Which nerve is responsible for the piriformis muscle?
Nerve to piriformis
What does the sciatic nerve supply?
Hamstring muscles, gastrocnemius, soleus, and more
The tibial portion of the sciatic nerve supplies which muscles?
Hamstring muscles, gastrocnemius, soleus, and more
The common peroneal portion of the sciatic nerve supplies which muscle?
Biceps femoris (short head)
Which of the following is NOT supplied by the sciatic nerve? - A) Hamstring muscles - B) Gastrocnemius - C) Gluteus maximus - D) Soleus
C) Gluteus maximus
The iliohypogastric nerve supplies which areas?
External oblique, internal oblique, transversus abdominis, skin over lower anterior abdominal wall
Which nerve is responsible for the cremaster muscle?
Genitofemoral nerve
The femoral nerve supplies which muscles?
Iliacus, pectineus, sartorius, quadriceps femoris
Which of the following is NOT supplied by the femoral nerve? - A) Iliacus - B) Gracilis - C) Quadriceps femoris - D) Sartorius
B) Gracilis
The obturator nerve supplies which muscles?
Gracilis, adductor brevis, adductor longus, obturator externus
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