The Thigh and Leg Flashcards
Which four muscles comprise the quadriceps muscle?
Rectus femoris
Vastus medialis
Vastus lateralis
Vastus intermedius
Which nerve supplies the quadriceps muscles?
Femoral nerve
Which bone does the quadriceps tendon insert on?
Patella
What is the origin and insertion of the sartorius muscle?
Iliac spine and tibia
What is the action of the sartorius muscle?
Flexion of the hip and knee
The adductor hiatus exists between the two portions of which muscle?
Adductor magnus muscle
Which nerve supplies gluteus maximus?
Inferior gluteal nerve
Which nerve supplies the gluteus minimus and medius muscles?
Superior gluteal nerve
Which muscle separates the sciatic foramen in two?
Piriformis
Which muscle does the sciatic nerve sometimes pierce?
Piriformis
Which quadrant of the buttocks is an IM injection given in to prevent damage to the sciatic nerve?
Bottom and medial quadrant
What is the function of the cruciate ligaments of the knee?
To prevent the anterior and posterior displacement of the tibia
Which muscle is responsible for unlocking the knee?
Popliteus
When the knee is extended, in what direction does the femur rotate to lock the knee?
Medially
Which three muscles comprise the pes ansernius which extends the knee?
Semitendinosus
Gracilis
Sartorius
Which muscles provide the boundary of the femoral triangle?
Sartorius and adductor longus
Name the structures which exist within the femoral triangle in order from most lateral to most medial.
Femoral nerve
Femoral artery
Femoral vein
Where would the knee be aspirated if it were to fill with fluid?
Suprapatellar pouch
Which muscles provides the boundaries of the popliteal fossa?
Biceps femoris
Semimembranous
Medial and lateral head of gastrocnemius
Where would a bakers cyst occur?
Popliteal fossa
Foot drop will result from damage to which nerve?
Common peroneal nerve
The common peroneal nerve wraps around the neck of which bone?
Fibula
Which muscle is most important in extension of the hip?
Gluteus maximus
Which muscles are important in flexion of the hip?
Ilio psoas
Pectineus
Quadriceps
Sartorius
Which muscles are important in abduction of the hip?
Gluteus medius
Gluteus minimus
Piriformis
Tensor fascia latae
Which muscles are important in lateral rotation of the hip?
Gluteus maximus
Piriformus
Obturator internus
Which muscles are important in adduction of the hip?
Pectineus
Adductor longus
Gracilis
Adductor magnus
What muscle is important for medial rotation of the hip?
Gluteus medius
Which muscle is important in extension of the knee?
Quadriceps
Which muscles are important in flexion of the knee?
Biceps femoris Semitendinous Semimembranous Sartorius Gracilis Gastrocnemius
Which nerve innervates the adductors of the thigh?
Obturator nerve
Which nerve innervates the anterior thigh?
Femoral nerve
Which nerve innervates the posterior thigh?
Sciatic nerve
Where does the sciatic nerve branch into the tibial nerve and common peroneal nerve?
Popliteal fossa
Which nerve supplies the extensors of the ankle?
Deep peroneal nerve
Which nerve supplies the flexors of the foot?
Tibial nerve
