Lower Limb Flashcards
What are the two hip flexor muscles?
Iliacus
Psoas major
What two muscles are the arrows pointing to?

Green = Sartorius
Other = Rectus femoris
What are the two secondary hip flexors?
Rectus femoris
Sartorius
Name the 5 Hip Adductor muscles
Adductor Brevis
Adductor Longus
Adductor Magnus
Pectineus
Gracilis
What is the common origin of all the hip adductor muscles?
Inferior pubic rami
What is the origin and insertion of pectineus?
Inferior pubic rami
Pectinal line
Wat is the orgin and insertion of adductors brevis, longus and magnus?
Origin = Inferior pubic rami
Linea aspera
What is the origin and insertion of gracilis?
Inferior pubic rami
Tibia
What three muscles abduct the hip?
Gluteus minimus
Gluteus medius
Tensor fascia lata
What muscle only extends the hip?
Gluteus maximus
What is the origin and insertion of gluteus maximus?
Posterior aspect of the ilium/sacrum
Iliotibial tract
What do the hamstring muscle do?
Extend the hip and flex the knee

WIng of the ilium

Iliac crest

ASIS

Posterior superior iliac spine

Ishcial spine

Ischial tuberosity

Obturator foramen

Body of the pubis

Superior pubic ramus

Pubic tubercle

Greater trochanter

Lesser trochanter

Gluteal tuberosity

Linea aspera

Sacrospinous ligament

Sacrotuberous ligament

Obturator membrane

Gluteus maximus

Biceps femoris

Semitendonosus

Gluteus minimus

Piriformis

Adductor Magnus

Tensor fascia lata

Sartorius

rectus femoris

Psoas major

Iliacus

Pectineus

Adductor brevis

Gracilis
What does the extensor mechanism of the knee comprise?
Quadriceps muscle
Quadriceps tendon
Medial retinaculum
Lateral retinaculum
Patella
Patellar tendon
Tibial tuberosity
Name the quadriceps muscles
Vastus intermedialis
Rectus femoris
Vastus lateralis
Vastus medialis
What is the common insertion of all the quadriceps muscles?
Pateller tendon
What is the origin of rectus femoris?
Anterior inferior iliac spine
What is the origin of vastus intermedius?
Anterolateral proximal femur
What is the origin of vastus medialis?
Medial edge of linea aspera
Greater trochanter
What is the origin of vastus lateralis?
Medial edgre of linea aspera
Lesser trochanter
What is the origin and insertion of biceps femoris?
Origin: Long head: Ischial tuberosity
Short head: Linea aspera
Insertion: Fibula head
What is the origin and insertion of semimembranosus?
Origin: Ischial tuberosity
Insertion: Posterior tibia
What is the origin and insertion of semitendonosus?
Origin: Ischial tuberosity
Insertion: Medial tibia
What nerve supplies the anterior compartment of the leg?
Deep peroneal nerve
What nerve supplies the lateral compartment of the leg?
Superfical peroneal nerve
What nerve supplies the deep posterior compartment of the leg?
Tibial nerve
What nerve supplies the superficial posterior compartment of the leg?
Medial suras cutaneous nerve
What are the border of the femoral triangle?
Sartorius
Ingunial ligament (laterally)
Adductr longus (medially)
What two structures does the inguinal ligament run between?
ASIS and the pubic tubercle
What is the femoral called once it travels about the inguinal canal?
External iliac vein
What small branch does the femoral artery give of first, that runs medially?
External pudendal artery
What small branch does the femoral artery initially given off that runs laterally?
Superficial circumflex iliac artery
What two large branches does the deep femoral artery give off early in its course?
Medial and lateral circumflex femoral arteries
What nerve supplies the medial compartment of the thigh?
Obturator nerve
What muscle supplies the posterior compartment of the thigh?
Sciatic nerve
What muscle supplies the anterior compartment of the thigh?
Femoral nerve
What muscle on the front of the legs brings about dorsiflexion?
Tibialis anterior
What three muscles on the back on the leg bring about plantar flexion?
Gastrocnemius, plantaris, soleus
Where doe the tendon of tibial anterior insert?
First cuneiform bone and the base of the first metatrasal
Where do the medial and lateral head of gastrocnemius arise from?
Medial and lateral condyles of the femur
What do the tendons of gastrocnemius and soleus unite to form?
Calcaneal/Achilles tendon
What vein passes over the medial malleolus?
The long saphenous vein
When vein runs between the calcaneal tendon and the lateral malleolus?
Short saphenous vein
What artery supplies the shaft of the femur?
Intrameduallry artery
What arteries supply the femoral head?
Medial and lateral circumflex arteries
Which way does the hip usually dislocate?
Posteriorly
What nerve will be damaged in a posterior hip dislocation?
Sciatic
Damage to which nerve causes foot drop?
Sciatic
Which artery does the dorsalis pedis artery arise from?
Anterior tibial artery
Where do you palpate for the dorsalis pedis pulse?
In the second webbed space on the dorsum of the foot