Lower Limbs Flashcards
What’s the discount code for Brainscape Pro?
MCPHS91BS
What are the three major long bones of the lower limb?
Femur, Tibia, Fibula
Which ligament is found in the Intercondylar Notch that connects the Femur to the Tibia?
Cruciate ligaments (ACL and PCL)
What type of cartilage is found in the condyles?
Hyalin cartilige
The anterior femur is smooth or rough?
Smooth. Back is rough for insertion of muscles!
What boney structure on the femur does the Glut Max attach to?
Gluteal Tuberosity
What is the VAN for the Anterior Compartment of the Thigh?
Femoral Nerve, Femoral Artery, Femoral Vein
Which nerve innervates the Anterior Compartment of the Thigh?
Femoral Nerve
What is the arterial and venous blood supply for the Anterior Compartment of the Thigh?
Femoral Artery and Femoral Vein
What are the three compartments of the Thigh?
Anterior, Medial, Posterior
What are the five muscles in the Anterior Compartment of the Thigh?
Rectus Femoris, Vastus Lateralis, Vastus Intermedius, Vastus Medias (Quadricep Femoris), Sartorius (RVVVS)
What is the name of the group of muscles found in the Anterior Compartment of the Thigh?
Quadricep Femoris and Sartorius
What are the four muscles making up the Quadricep Femoris of the Anterior Compartment of the Thigh?
Rectus Femoris, Vastus Lateralis, Vastus Intermedius, Vastus Medias (RVVV)
Which compartment are the three vastus muscles in?
Anterior Compartment of Thigh
What is the action of the Vastus Muscles on the leg?
Extend leg at knee joint
What action does the Rectus Femoris and Sartorious of the Anterior Thigh have?
Flex femur at hipjoint, extends leg at knee joint
What are the actions of the Rectus Femoris and Sartorious muscles? (Hint: same actions)
Flexes femur at hip joint and extend leg at knee joint
What is the VAN for the Posterior Compartment of the Thigh?
Tibial Division of Sciatic Nerve and Common Fibular Division of Sciatic Nerve, Perforating Branches of Deep Femoral Artery, Perforating Branches of Deep Femoral Vein
What is the artery and nerve for the Posterior Compartment of the Thigh?
Deep Femoral Artery, Tibial Division of Sciatic Nerve and Common Fibular Division of Sciatic Nerve
What is the nerve(s) for the Posterior Compartment of the Thigh?
Tibial Division of Sciatic Nerve and Common Fibular Division of Sciatic Nerve (only for Bicep Short Head)
What is the artery for the Posterior Compartment of the Thigh?
Perforating Branches of the Deep Femoral Artery
What is the name of the group for the three muscles in the Posterior Compartment of the Thigh?
Hamstrings
Which nerve innervates the Biceps Short Head (in Posterior Thigh)?
Common Fibular Division of the Sciatic Nerve
Which nerve innervates the Long Hamstrings (in Posterior Thigh)?
Tibial Division of Sciatic Nerve for Long Hamstrings
What three muscles make up the hamstrings?
Biceps Femoris Long Head, Semitendinosus, Semimembranusus
Which compartment are the Hamstrings in?
Posterior Compartment of the Thigh
How many “heads” are on the Biceps Femoris?
Two. Long head and Short head. In Posterior Thigh.
What is the action of the Hamstrings on the thigh and leg?
Flexes Leg at knee joint and Extends Thigh at Hip Joint. In Posterior Thigh.
What is the action of the Short Head of the Bicep Femoris?
Attaches to Fibula to Flex kneejoint
What are the six muscles of the Medial Compartment of the Thigh?
Graclis, Pectineus, Adductor Longus, Adductor Brevis, Adductor Magnus, Obturator Externus (GPAAAO)
Which compartment are the three Adductors in?
Medial Thigh
Which nerve innervates all muscles in the Medial Thigh except the Pectineus?
Obturator Nerve (femoral nerve for pectineus)
What is the arterial and venous blood supply for the Medial Compartment of the Thigh?
Obturator Artery and Obturator Vein
Which nerve innervates the Pectineus Muscle even tho it’s in the Medial Thigh?
Femoral Nerve
The Femoral Nerve innervates what single muscle in the Medial Compartment of the Thigh?
Pectineus
Which muscle in the Medial Thigh does the Obturator Nerve not innervate?
Pectineus. Femoral Nerve does.
Which is the action of the adductor muscles in the medial thigh?
Adducts femur at hipjoint
What is the action of the Obturator Externus in the Medial Compartment of the thigh?
Laterally rotates femur at hipjoint
What is the action of the Gracilis in the Medial Compartment of the thigh?
Adduction of femur at hip joint, slight flexion of knee
What is the action of the Pectineus in the Medial Compartment of the thigh?
Adducts femur at hip joint
The External Iliac Artery splits after the Inguinal Ligament to become what two arteries?
Femoral Art and Deep Femoral Artery (aka Profunda Femoris Art)
The Femoral Artery supplies the _____ Thigh while the Deep Femoral Artery supplies the _____ Thigh.
Anterior; Posterior
Obturator Artery supplies the ____ Thigh, the Femoral Artery supplies the _____ Thigh, and the Deep Femoral Artery supplies the _____ Thigh.
Medial, Anterior, Posterior
Obturator Nerve supplies the ____ Thigh, the Femoral Nerve supplies the _____ Thigh, and the Tibial Division of Sciatic Nerve supplies the _____ Compartment of the Thigh.
Medial (except Petineus musc), Anterior, Posterior
What is the artery and nerve for the Anterior Compartment of the Thigh?
Femoral Artery, Femoral Nerve
What is the VAN for the Medial Compartment of the Thigh?
Obturator Nerve (except Pectineus musc is Femoral Nerve), Obturator Artery, Obturator Vein
What is the artery and nerve for the Medial Compartment of the Thigh?
Obturator Artery, Obturator Nerve (except Pectineus muscle)
Where is the Femoral Triangle?
Anterior and medial on the thigh
What are the borders of the Femoral Triangle?
Inguinal Ligament (sup border), Sartorius musc (lat border), Adductor longus musc (medial border).
What runs through Femoral Triangle lateral to medial?
NAVEL. Fem Nerve, Fem Art, Fem Vein, Empty Space next to femoral vein (inside is femoral sheath that contains fem VAN), Lymphnode
The Adductor Canal starts where?
Inferior End (aka apex) of the Femoral Triangle
Where is the Adductor Hiatus?
Inferior end of the of Adductor Canal
The Adductor Canal starts at the inferior end of the _____ ______ and ends at the _____ _____
Femoral Triangle; Adductor Hiatus
The Adductor Canal is a passageway between what two parts of the lower limb?
Anterior Thigh and Posterior Leg
What does the Adductor Canal contain?
Femoral Artery, Femoral Vein, and Saphenous Nerve
When the Femoral Art and Femoral Vein exit the Adductor Canal what are they called?
Popliteal Artery and Popliteal Vein
Where is the Popliteal Fossa?
Posterior knee. AKA kneepit
What is in the Popliteal Fossa?
Tibial Nerve, Common Fibular Nerve, Popliteal Artery, Popliteal Vein, Small Saphenous Vein
The Adductor Hiatus ends on the posterior thigh and goes into the….?
Popliteal Fossa
What is the path of triangles/canals/fossas?
Femoral Triangle->Adductor Canal->Popliteal Fossa (Femoral art and vein goes through these only. Not nerve.) Canal goes from Ant Thigh to Posterior Thigh and into Popliteal Fossa.
The posterior Femur has what two lips/ridges on it and is how you know it’s the posterior side?
Lateral and Medial Lip/Ridge
What is the name of the heel bone?
Calcaneous
Why does the Calcaneous Tuberosity stick out?
Calcaneal Tendon
The Iliopsoas goes under which ligament?
Inguinal
What is the strongest hip flexor in the body?
Iliopsoas
What “tract” is made of an extra thick fascia?
Iliotibial Tract
What is the start, wrap, and attachment of the Iliotibial Tract (aka band)?
Start on ilium, wraps around tensor fascia latae, and attaches to anterior-lat tibia
Which is the “tailor muscle”? action?
Sartorius (flexion thigh at hipjoimt, flexion leg at kneejoint, external rotation of thigh)
Where does the Sartorius start, cross, and do?
Starts on ASIS, crosses medially to kneejoint, anterior to hip joint, attaches to medial surface of tibia. Flexion of hip and flexor of knee. “tailor muscle”
What is the Patella made of?
Bone
What does the Patellar Ligament go from and to?
From Patella bone to Tibial Tuberosity.
What is the action of the Gracilis?
Adduction of hip joint, slight flexion of knee. on medial thigh.
The muscles in the medial thigh go from where to where?
From Pubis to Femur (except for Sartorius, Gracilis, Semitendinousis)
What makes up the Pes Anserinus? Where is Pes Anserinus?
One muscle from each thigh compartment at a common tendon of insertion. Gracilis, Sartorius, Semitendinosus. On Medial Side of Tibia.
What does Pes Anseurinus translate to?
ped=foot. anserinus=geese. “foot of goose.”
The Medial Epicondyle is so big because which muscle attaches to it?
Adductor Magnus
Where are the three attachments of the Adductor Magnus?
Three attachments. High on Femur to low on Femur then to Adductor Tubercle.
Where and what is the Adductor Minimus?
On top end of Adductor Magnus. Same muscle.