LOWER EXTREMITY ANATOMY 1 (ANTERIOR THIGH MUSCLES) ASSESSMENT EXAM WITH IN-DEPTH QUESTIONS & MODEL ANSWERS (2025 NEWEST UPDATE)

LOWER EXTREMITY ANATOMY 1 (ANTERIOR THIGH MUSCLES)
ASSESSMENT EXAM WITH IN-DEPTH QUESTIONS & MODEL
ANSWERS (2025 NEWEST UPDATE)




What is the origin and insertion of the Psoas Major? CORRECT ANSWER>>>>O: TP of
lumbar vertebrae, Vertebral bodies and disc T12-L5

I: lesser trochanter of femur



What is the function of Psoas major CORRECT ANSWER>>>>Flex thigh and trunk,
stablizes lumbar spine



What is the nerve and blood supply of psoas major? CORRECT ANSWER>>>>N: ventral
rami L1-L4

B: muscular branches of iliac arteries and lumbar arteries



What is the origin and insertion of Iliacus? CORRECT ANSWER>>>>O: upper 2/3 iliac
fossa, internal lip of iliac crest, ala of sacrum, anterior sacroiliac ligaments, iliolumbar ligament

I: psoas major tendon and lesser trachanter



What is the function of Iliacus? CORRECT ANSWER>>>>Flex thigh and trunk, stablizes
lumbar spine