Exam 3 Flashcards
Full memorization
Motions and MM of hip
What are the muscles involved with Hip flexion?
6 muscles
- Illacius
- Psoas Major
- Psoas Minor
- Rectus Femoris
- Sartorius
6.
Muscles of the Knee
What are the knee extension muscles?
4 muscles
- Rectus Femoris
- Vastus Medialias
- Vastus Lateralis
- Vastus Intermedius
Muscles of the knee
What are the muscles involved with knee flexion?
5 muscles
- Semitendinous
- Semimembranous
- Biceps femoris
- Sartorius
- Popliteus
Origin and Insertion
What is the origin and insertion of the illiacus?
O: Inner surface of illium
I: lesser trochanter of the femur
Actions
What is the actions of the Illiacus
Flexion of the hip, anterior pelvic rotation, external rotation of the hip, transverse pelvis rotation contralaterally when ipslaterla femur is stable
Exercises
What exercises strengthen the illiacus, psoas major and minor?
Lower body dips
Origin and Insertion
What is the origin and insertion of the psoas major?
O: lower borders of transverse process of L1-L5, L1-L5, sides of T12, interverbral fibrocartilages and base of sacrum
I: lesser trochanter of femur and shaft below
Origin and Insertion
What is the origin and insertion of the psoas minor
O:lower borders of transverse process of L1-L5, L1-L5, sides of T12, interverbral fibrocartilages and base of sacrum
I: pectineal line of pubis and iliopectineal eminence
Actions
What are the actions of the psoas major and minor?
Flexion of lumbar spine, lateral flexion of lumbar spine, lateral pelvic rotation to contralateral side
Origin and Insertion
What is the origin and insertion of the rectus femoris?
O: anterior inferior iliac spine of ilium and groove above acetabulum
I: superior aspect of patella and patellar tendon to tibial tuberosity
Actions
What are the actions of the rectus femoris
Flexion of hip, extension of knee, anterior pelvic rotation
Exercises
What exercises strengthen the rectus femoris?
Running, hopping, skipping, and jumping
Origin and Insertion
What is the origin and insertion of the sartorius?
O: Anterior Superior illiac spine and notch just below spine of illium
I: Anterior medial surface of tibia just below the condyle
Actions
What are the actions of the sartorius?
Flexion of hip/knee, external rotation of thigh, abduction of hip, anterior pelvic rotation, weak internal rotation of knee
Exercises
What exercises strengthen the sartorius?
All hip and knee flexion exercises
Origin and Insertion
What is the origin and insertion of the pectineus
O: space 1 in wide on front of pubis just above crest
I: Pectineal line
Actions
What are the actions of the pectineus
Flexion of hip, adduction of hip, external rotation of hip, anterior pelvic rotation
Exercises
What exercises strengthen the pectineus
Leg raises, hip flexion/adduction exercises
Origin and Insertion
What is the origin and insertion of the adductor brevis
O: front of inferior pubic ramus just below adductor longus origin
I:lower 2/3rds of pectineal line and upper half of medial lip of linea aspera
Actions
What are the actions of the adductor brevis?
adduction of hip, external rotation
Exercises
What exercises strengthen the adductor brevis
Squeezing the thighs with resistance
Origin and Insertion
What is the origin and insertion of the adductor longus muscle?
O: Anterior pubis just below crest
I: Middle 1/3 of linea aspera
Actions
What are the actions of the adductor longus?
Adduction and external rotation of hip
Exercises
Which exercises strengthens the adductor longus
Scissor exercises
O/i
What is the origin and insertion of the adductor magnus?
O: edge of entire pubic ramus, ischium, and ischial tuberoisty
I: Entire length of linea aspera, medial condyloid, and adductor tubercle
Actions
What are the actions of the adductor magnus
Adduction, extension, and external rotation of hi[
Exercises
What exercises strengthen the adductor magnus
Same hip exercises as other adductor muscles
Origin and Insertion
What is the origin and insertion of the gracilis
O: Anterior medial edge of descending ramus of pubis
I: Anterior medial surface of tibia just below condyle
Actions
What are the actions of the gracilis?
Adduction and internal rotation of hip
Exercises
What exercises strengthen the gracilis
Same exercises as other adductors
O/I
What is the origin and insertion of the semitendinosus
O: Ischial tunerosity
I Anterior medial surface of tibia jist below condyle
Actions
What are the actions of the semitendinous
Felxion of knee, extension of hip, internal rotation of hip, internal rotation of knee, posterior pelvic rotation
Exercises
What exercises strengthen the semitendonous
Knee flexion against resistance
O/I
What is the origin and insertion of the semimembranosus
O: Ischial tuberosity
I: Postrtomedial surface of medial tibial condyle