Thigh Quiz Questions Flashcards
What are the 3 muscles that boarder the Femoral Triangle? (Mnemonic = SAIL)
Sartorius (lateral) Adductor longus (medial) Inguinal Ligament (superior boarder)
What 3 muscles make up the floor of the femoral triangle?
Iliopsoas (later) Adductor Longus (medial) Pectineus (medial between iliopsoas and adductor longus)
What does the femoral triangle contain? In order from medial to lateral (Mnemonic = NAVY)
Femoral Nerve, Femoral Artery, Femoral Vein, Inguinal Lymph Nodes
What is the retro-inguinal space?
A space between the inguinal ligament and pelvis.
What two compartments make up the retro-inguinal space?
Muscular and vascular compartments
What is found in the muscular compartment of the retro-inguinal space of the femoral triangle?
Iliopsoas muscle and femoral nerve
What is found in the vascular compartment of the retro-inguinal space?
Femoral Artery, Femoral vein, Inguinal lymph nodes
What is the iliopectinal arch?
it divides the muscular and vascular compartments of the retro-inguinal space
Where is the adductor canal?
Middle third of thigh, approximately 15cm long.
Begins at distal end (apex) of femoral triangle
What are the boarders of the adductor canal?
vastus medialis,
adductor longus,
adductor magnus,
sartorius
What does the adductor canal contain?
femoral artery,
femoral vein,
saphenous nerve,
nerve to vastus medialis
Where does the adductor canal end?
adductor hiatus
What divides the retro-inguinal space into muscular and vascular compartments?
The iliopectineal arch
What is the name of the space between the inguinal ligament and the pelvis?
The retro-inguinal space
What is the proximal attachment of semitendinosus?
Ischial tuberosity
What is the proximal attachment of biceps femoris?
Ischial tuberosity, linea aspera and lateral supracondylar line
When a segment of a limb is shortened following a fracture of a long bone this is known as:
Foreshortening
What is the distal attachment of articularis genu?
The superior aspect of the knee joint
Which spinal nerves are most important for the quadricep muscles?
L3 and L4
What travels in the muscular compartment of the retro-inguinal space?
Femoral nerve
Where do femoral fractures occur most frequently?
The neck of the femur
What is the proximal attachment of gracilis?
Body and inferior ramus of pubis
Aponeurotic fibres from which muscle form the lateral patellar retinaculum?
Vastus lateralis
Which adductor is the weakest?
Gracilis
Which part of adductor magnus may flex the thigh?
Adductor part
How many of the quadricep muscles extend the leg at the knee
4
What is the proximal attachment of rectus femoris?
AIIS and ilium superior to acetabulum
Which muscle attaches to the head of the fibula?
Biceps Femoris
Which muscle attaches to the adductor tubercle?
Adductor magnus
How long is the adductor canal?
15cm
What is the distal attachment of vastus intermedius?
Base of patella (tibial tuberosity via patella ligament)
Which nerve innervates semitendinosus?
Tibial division of sciatic nerve
If the knee is flexed, what will the semimembrinosis do?
medially rotate the leg
Which muscle pulls the synovial membrane of the knee joint superiorly during extension of the leg at the knee?
Articularis genu
How many nerves usually pass through the adductor canal?
2
Which muscle attaches to the intertrochanteric line?
Vastus medialis
Does Saratorius adduct the thigh
no
does the obturator nerve pass through the adductor canal
no
Where does the adductor canal end?
At the adductor hiatus
If the knee is flexed, what is an action of the biceps femoris on the leg
laterally rotates leg if knee is flexed
What is the proximal attachment of pectineus?
Superior pubic ramus
What is the proximal attachment of vastus lateralis?
Greater trochanter and lateral lip of linea aspera
Which nerve innervates vastus medialis?
Femoral
Which part of adductor magnus may extend the thigh?
Hamstring part
Which muscle attaches to the inferior, anterior shaft of the femur?
Articularis genu
Which muscles attach to the linea aspera
Vastus lateralis, vastus medialis, and adductor longus
A comminuted fracture involves
bone fragments
How many joints does rectus femoris cross
2
What are the functions of biceps femoris (remember knee extended and knee bent)
Flexion of leg at knee, extension of thigh at hip and laterally rotates leg if knee flexed
Which hamstring muscle attached to the femur?
Biceps femoris
What is the proximal attachment of the hamstring part of adductor magnus?
Ischial tuberosity
What is the distal attachment of biceps femoris?
Head of fibula
Which muscle attaches to the pectineal line?
Pectineus
Which nerve innervates biceps femoris?
Tibial and common fibular divisions of sciatic nerve
Which of the following is part of the floor of the femoral triangle?
Pectineus
What is an action of semimembranosus?
Flexes the leg at the knee
Which of the following is one of the borders of the adductor canal?
Sartorius
Which of the following is a border of the femoral triangle?
Sartorius
What is the proximal attachment of vastus intermedius?
Anterior and lateral surfaces of femoral shaft
Which muscles attach to the pes anserinus?
Sartorius, gracilis and semitendinosus
What is the distal attachment of sartorius?
Superior medial tibia
Which nerves innervate adductor magnus?
Posterior division of obturator nerve and sciatic nerve
Which nerve innervates sartorius?
Femoral nerve
What are actions of semitendinosus?
Extends the thigh at the hip, flexes the leg at the knee and medially rotates the leg at the knee if the knee is flexed
Which nerve innervates semimembranosus
Tibial division of sciatic nerve
Which nerve innervates adductor longus?
Anterior division of obturator nerve
Where does the adductor canal begin?
At the distal end of the femoral triangle
