Unit II Lec 19 Flashcards
the deep fascia of the thigh is called
fascia latae
fascial layer of the thigh can de divided into what two layers
superficial fatty layer and a deep membranous layer
superficial fatty layer and a deep membranous layer are superficial to
fascia latae
Cutaneous nerve of the thigh that innervates small area of skin below medial end of the inguinal ligament
ilioinguinal nerve (L1)
Cutaneous nerve of the thigh that innervates skin over the femoral triangle
femoral branch of the genitofemoral nerve
Cutaneous nerve of the thigh that innervates supplies skin on medial side of the thigh
medial cutaneous nerve of the thigh (branch of femoral nerve)
medial cutaneous nerve of the thigh is a branch of what nerve
femoral nerve
Cutaneous nerve of the thigh that innervates skin on front of the thigh (down to the knee);
intermediate cutaneous nerve of the thigh
intermediate cutaneous nerve of the thigh is a branch of what nerve
femoral nerve
Cutaneous nerve of the thigh that innervates the anterolateral and posterolateral surfaces of the thigh
lateral femoral cutaneous nerve of the thigh
Cutaneous nerve of the thigh that innervates medial aspect of the thigh
superficial (anterior) branch of the obturator nerve
Cutaneous nerve of the thigh that innervates posterior aspect of the thigh
posterior cutaneous nerve
femoral branch of the genitofemoral nerve enters what sheath
femoral sheath
femoral branch of the genitofemoral nerve enters what sheath lateral to what artery
femoral artery
2 superficial veins of lower limb are the
great and small (lesser) saphenous veins
vein that drains the dorsal venous arch
great saphenous vein
great saphenous vein passes where in relationship to medial malleolus
anterior to the medial malleolus
great saphenous vein runs on what side of the leg
medial side of the leg
great saphenous vein runs where in relationship to the medial condyles of the tibia and femur
posterior to the medial condyles of the tibia and femur
great saphenous vein ends where
medial aspect of the thigh in the femoral vein
great saphenous vein passses through what structure in the deep fascia
saphenous hiatus in the deep fascia
vein that begins posterior to the lateral malleolus
small saphenous vein
small saphenous vein is a continuation of what vein
lateral marginal vein of the foot
small saphenous vein runs along what tendon
tendo-calcaneus
small saphenous vein perforates what fascia
deep fascia at the popliteal base
small saphenous vein drains into what vein
popliteal vein
nodes located in the upper part of the femoral triangle
superficial inguinal nodes
nodes lie on the medial side of the femoral vein
deep inguinal nodes
nodes located in the popliteal fossa
popliteal nodes
In the deep inquinal nodes of the thigh, one node, the highest (just inferior to the inguinal ligament) is the largest in the body
Cloquet’s node
The 5 muscles of the anterior compartment of the thigh are
- sartorius;
- iliacus;
- psoas major;
- pectineus;
- quadriceps femoris (4 heads).
5 muscles in the medial compartment of the thigh
- gracilis
- adductor longus
- adductor brevis
- adductor magnus (oblique fibers)
- obturator externus
4 muscles that comprise the posterior compartment of the thigh
- biceps femoris
- semitendinosus
- semimembranosus
- adductor magnus (vertical fibers)
The 4 muscles of the posterior compartment of the thigh is separated from the extensor compartment by what
lateral intermuscular septum
The 4 muscles of the posterior compartment of the thigh are called the
hamstring mx
The blood supply to the thigh is provided mostly by the ________________
femoral artery
The femoral artery is a continuation of the _____________ artery
external iliac artery
the femoral artery passes deep to what ligament
inquinal ligament
Ligament that runs from the anterior superior iliac spine to the pubic tubercle
inquinal ligament
After the femoral artery passes deep to the inguinal ligament, what space does it enter
femoral triangle
Below the inguinal ligament, the femoral artery becomes enclosed in what sheath
femoral sheath
the femoral artery courses below the sartorius muscle in the ________ canal
adductor
The femoral artery becomes the popliteal artery by going through what opening in the popliteal space
adductor magnus
The popliteal artery is a branch of what artery
femoral artery
Number of branches of the femoral artery
5
The superficial circumflex iliac artery is a branch of what artery
femoral artery
The superficial external pudendal artery is a branch of what artery
femoral artery
The deep external pudendal artery is a branch of what artery
femoral artery
The deep femoral artery or profunda femoral artery is a branch of what artery
femoral artery
The deep femoral artery has how many branches
4
The lateral circumflex femoral artery is a branch of what artery
deep femoral artery or profunda femoral artery
The medial circumflex femoral artery is a branch of what artery
deep femoral artery or profunda femoral artery
How many perforating arteries come from the deep femoral artery
4
The deep femoral artery has what other tubes to for vascularizationa
muscular branches
Three branches of the lateral circumflex femoral artery
ascending, descending, transverse
Three branches of the medial circumflex femoral artery
transverse, ascending, acetabular
The deep femoral artery ends as the ________ artery
4th perforating
the muscles of the posterior compartment of the thigh (the hamstrings) are vascularized by what
4th perforating partery of the deep femoral artery
The muscles of the medial compartment of the thigh are vascularized by branches of the
deep femoral artery along with the obturator artery
the obturator artery is a branch of the
internal iliac artery
The descending genicular artery is a branch of what artery
femoral artery
Artery that divides into a saphenous and articular branches, anastomoses with other arteries around the knee
descending genicular artery
Three nerves that innervate the thigh
femoral nerve, obturator nerve, tibial nerve, common peroneal portions of the sciatic nerve
pectineus is innervated by what nerve
femoral nerve
quadriceps femoris is innervated by what nerve
femoral nerve
sartorius is innervated by what nerve
femoral nerve
iliacus is innervated by what nerve
femoral nerve
gracilis is innervated by what nerve
obturator nerve
adductor magnus-oblique fibers is innervated by what nerve
obturator nerve
adductor longus is innervated by what nerve
obturator nerve
obturator externus is innervated by what nerve
obturator nerve
adductor brevis is innervated by what nerve
obturator nerve
biceps femoris-long head is innervated by what nerve
tibial nerve
semimembranosus is innervated by what nerve
tibial nerve
semitendinosus is innervated by what nerve
tibial nerve
biceps femoris-short head is innervated by what nerve
common peroneal portions of the sciatic nerve
What m is is supplied by ventral primary rami of L2-L3
psoas major
obturator nerve as it splits around the _____ into an anterior and posterior branch
obturator externus and adductor brevis
the femoral nerve continues into the medial subcutaneous portion of the leg as the ________
saphenous nerve
The saphenous nerve runs with the ______ vein
greater saphenous vein
What n supplies sensation to the medial side of the leg, ankle, and foot
saphenous nerve
_______ Triangle is a triangular depression below the inguinal ligament
femoral triangle
Superior boundary of the femoral triangle
the inguinal ligament
Medial boundary of the femoral triangle
medial aspect of adductor longus
Lateral boundary of the femoral triangle
medial margin of sartorius
The floor of the femoral triangle is gutter-like and is formed by (lateral to medial) _____, ______, and ______
the iliacus, psoas major, pectineus and adductor longus
4 structures that go through the femoral triangle
femoral nerve, femoral artery and vein, deep inguinal lymph nodes, demoral canal
Superior portion of the femoral canal is called the
femoral ring
a triangular aponeurotic tunnel in the middle third of the thigh
adductor or subsartorial canal
The adductor or subsartorial canal extends from what to what
apex of the femoral triangle to the opening of the adductor magnus
4 things in the adductor canal
femoral artery and vein, deep lymphatic vessels, saphenous nerve, nerve to vastus medialis
nerve to vastus medialis is from what nerve
femoral nerve
Knee joint is what type of joint
modified hinge, synovial condylar
4 condyles of the knee joint
medial and lateral, femoral and tibial condyles
A _________ between the patella and the patella surface of the femur is also part of the knee joint
gliding joint
what features of the femur form the articular surface of the knee
medial and lateral condyles of the femur
what features of the tibia form the articular surface of the knee
articular facet surfaces of the medial and lateral condyles of the tibia
Both articular facet surfaces of the tibia have what 2 menisces
a lateral and a
Knee is innervated by what 3 nerves that cross the joint
femoral, obturator, sciatic
4 movements of the knee
eflexion, extension, medial rotation, lateral rotation
largest sesamoid bone of the body
patella
The apex of the patella lies inferior/superior
inferios
What mx attaches to the apex of the patella
quadriceps
The _______ of the knee joint is, in general, quite thick
fibrous capsule
The anterior of the fibrous capsule of the knee is replaced by what tissue
fused tendons of the quadriceps musculature
The __________ muscle pulls the capsule out of the joint upon extension to prevent injury
articularis genu
The articularis genu is innervated by
femoral nerve
What lines the finrous capsule of the knee
synovial capsule
Does the synovial membrane of the knee cover the articular surfaces?
NO!!
What covers the articular surfaces of the knee
about 16 bursae
extracapsular ligament of the knee, from inferior border of patella to tibial tuberosity; is the continuation of quadriceps tendon
ligamentum patellae
extracapsular ligament of the knee, broad flat band from medial epicondyle of femur to medial condyle of the tibia, attaches to meniscus
tibial collateral
extracapsular ligament of the knee, round cord from the lateral epicondyle of femur to head of fibula
fibular collateral
extracapsular ligament of the knee, extension of semimembranosus - attached above the lateral condyle of femur - forms the floor of popliteal fossa
oblique popliteal
extracapsular ligament of the knee, Y-shaped - from the posterior border of the intercondylar area of the tibia and the lateral epicondyle of femur to the area below the head of fibula
arcuate popliteal
What knee ligament is is crossed by the tendons of sartorius, gracilis and semitendinosus
tibial collateral
What knee tendon is is primarily covered by the tendon of biceps femoris
fibular collateral
Intracapsular Ligament anterior intercondylar area of tibia, runs superiorly, posteriorly and laterally to the posterior part of the medial surface of the lateral femoral condyle
anterior cruciate
Intracapsular Ligament posterior intercondylar area of tibia, runs superiorly, anteriorly and medially to the lateral surface of the medial condyle of the femur
posterior cruciate
Cruciate ligaments and collatteral ligaments are tight/relaxed during extension/flexion
both relaxed in flexion
Cruciate ligaments prevent ______________ displacement of tibia
anterior and posterior
collateral ligaments prevent _________ of the knee-joint
abduction/adduction
The menisci consist of what type of cartilage
semilunar fibrocartilage
medial meniscus anteriorly attaches to the _______
tibia
Ligament that attaches the medial meniscus to the tibia
transverse genicular ligament
posteriormedially the medial meniscus attaches to the ________
fibrous capsule and deep surface of the tibial collateral ligament
lateral meniscus anteriorly attaches to tibia via the
transverse genicular ligament
lateral meniscus posteriomedially attaches to tibia via the
tendon of the popliteus