BIO 290 EXAM 3 CORRECT 100%

BIO 290 EXAM 3 CORRECT 100%
arch: medial longitudinal - ANSWER calcaneus, talus, navicular, cuneiforms,
metatarsals 1-3 (keystone: talus)

arch: lateral longitudinal - ANSWER calcaneus, cuboid, metatarsal 4-5 (cuboid)

arch: transverse - ANSWER cuboid, cuneiforms, bases of metatarsals 1-5 (keystone:
intermediate cuneiform)

psoas major: origin - ANSWER bodies and transverse processes of lumbar vertebrae

psoas major: insertion - ANSWER lesser trochanter (iliopsoas)

psoas major: action - ANSWER flex thigh

psoas major: innervation - ANSWER femoral n

iliacus: origin - ANSWER iliac fossa

iliacus: insertion - ANSWER lesser trochanter (iliopsoas)

iliacus: action - ANSWER flex thigh

iliacus: innervation - ANSWER femoral n

iliopsoas muscles (hip flexors) - ANSWER psoas major and iliacus

anterior thigh muscles - ANSWER quadriceps femoris and sartorius

sartorius: insertion - ANSWER medial, proximal tibia

sartorius: action - ANSWER flex leg, flex thigh, laterally rotate thigh

anterior thigh muscles (4 quadriceps femoris & sartorius): innervation - ANSWER
femoral n

gluteus maximus: origin - ANSWER posterior ilium and sacrum, and sacrotuberous
ligament

gluteus maximus: insertion - ANSWER gluteal tuberosity of femur and iliotibial tract

gluteus maximus: action - ANSWER extend thigh, abduct thigh, laterally rotate thigh

gluteus maximus: innervation - ANSWER inferior gluteal n