BIO201 - Ch 10 - Muscular System Leg & Foot - Marieb/Hoehn - Rio Salado - AZ
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| Name the deep fascia of thigh. | The fascia lata
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| The prime mover of thigh flexion is? | The iliopsoas
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| Buttock muscles do what? | Abduct the thigh
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| The sole knee extensor is the __. | Quadriceps femoris muscle - most powerful in body.
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| What is the most powerful muscle in the body? | The quadriceps femoris
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| What are the prime movers of knee flexion? | The hamstrings
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| Name the "ankle brackets" that hold tendons in place where they run to the foot. | Flexor, extensor, & fibular (peroneal) retinaculae - leg fascia.
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| Plantar flexion is most powerful movement of the __ because it lifts entire body weight. | anke (and foot)
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| The __ muscle "unlocks" the extended knee. | Popiletal
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| All muscles of anterior compartment of leg are? | Dorsiflexors of ankle - N=deep fibular nerve
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| "Shin splints" - painful inflammatory conditon of? | Muscles of anterior compartment of leg.
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| Prime mover of dorsiflexion. | Tibialis anterior
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| Muscle pair that shapes posterior calf. | Triceps surae (gastrocnemius & soleus)
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| Largest tendon of the body | Calcaneal/achilles tendon
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| Prime mover of ankle plantar flexion | Achilles/Calcaneal Tendon
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| Torticollis | "Wryneck" - twisting of neck & tilting to 1 side due to injury of sternocleidomastoid muscle on 1 side.
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| Injury to what causes torticollis? | Injury of sternocleidomastoid muscle.
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| Helps flex toes | Flexor digitorum brevis - I=Middle phalanx of toes 2-4, N=Medial plantar nerve (s2 &s3)
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| Abducts great toe | Abductor hallucis, O=calcaneal tuberosity, I=proximal phalanx of great toe, N=medial plantar nerve
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| Abducts & flexes little toe | Abductor digiti minimi, I=lateral side of little toe phalanx, N=Lateral plantar nerve (s2&s3)
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| Flexes great toe | Flexor hallucis brevis, N=Medial plantar nerve
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| Helps maintain transverse arch of foot | Adductor hallucis, N=Lateral plantar nerve (s2&s3)
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| Flexes little toe | Flexor digiti minimi brevis, N=Lateral plantar nerve
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| Intrinsic muscles of foot help to? | Flex, extend, abduct, and adduct the toes.
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| Anteror compartment of thigh | Extends leg
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| Medial compartment of legs | Adducts thigh
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| Posterior compartment of thigh | Flexes leg & extends thigh.
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| Posterior compartment of leg | Plantar flexes foot, flexes toes
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| Anterior compartment of leg of leg | Dorsiflexes foot, extends toes.
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| Lateral compartment of leg | Plantar flexes and everts foot
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| Hamstrings are innervated by? | Sciatic nerve
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| 2 Muscles that extends knee & stabilized it. | Vastus lateralis & vastus medialis
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| Muscle that effect lateral flexion of vertebral colum - important postural muscle | Psoas Major, N=Ventral rami L1-L3
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| Known as the "tailor's muscle" because it helps effect cross-legged position. | Sartorius, N=Femoral nerve
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