Regional Structures Flashcards
What structures form the lateral boundary of the femoral sheath
iliopsoas, femoral nerve
What muscle forms the medial border of the femoral sheath
Pectineus m.
Which canal forms the superior border of the femoral sheath
Inguinal canal
T/F the iliopsoas group and femoral nerve lie inside the femoral sheath
False, they lie outside the femoral sheath
If there was a rupture or damage to the femoral sheath what structures would be impacted?
The femoral artery and vein
How does the femoral vein branch out of the femoral sheath? and what protects it
It exits through the saphenous opening and the cribriform facia closes the opening
If the medial border of the femoral triangle is damaged, which muscles would be impacted?
The adductor longus m.
T/F the lateral border of the femoral triangle is made up of the lateral border of the Sartorius muscle and the medial border is made up of the medial border of the adductor longus
F, lateral border is made up of the medial border of the Sartorius and the medial border is made up of the lateral border of adductor longus
The base of the triangle (superior border) is made up by what ligament
The inguinal ligament
Damage to the femoral triangle would effect which structures?
The femoral artery, femoral vein, femoral nerve and deep femoral artery
In which order from medial to lateral are the structures of the femoral triangle
Pectineus, femoral v., femoral a., femoral n. and iliopsoas
Which two fascia make up the roof of the femoral triangle
Fascia lata and cribiform fascia
Which muscles would be impacted if the floor of the femoral triangle were injured
iliopsoas, pectineus, adductor longus
Which fascia surrounds the thigh?
The fascia lata
What fascia closes the saphenous opening?
Cribiform fascia
Where do the femoral vein and artery pass in order to get behind the knee?
In the adductor (subsartorial) canal
What is the distal opening of the adductor canal?
The adductor hiatus
The vastus medialis forms the ______ border of the adductor canal
lateral
Adductor _____ and adductor _____ form the medial border of the adductor canal
magnus, longus
The adductor canal is covered by the ________
Sartorius
Superficial to the adductor canal lies the _____ muscle and the ______ fascia
Sartorius, subsartorial
Damage to the adductor canal would impact which structures?
femoral artery, femoral vein, saphenous nerve
The upper lateral border of the popliteal fossa is made up by the ____ ____ muscle and the upper medial border by the ________ and _________
biceps femoris, semitendinosus, semimembranosus
The lower lateral border of the popliteal fossa is made up of the ____ muscle and the ___ head of the gastrocnemius
plantaris, lateral head
The lower medial border of the popliteal fossa is formed by one muscle only, which muscle?
Medial head of the gastrocnemius
The floor of the popliteal fossa is formed by the surface of ____ and _____ _____ ligament
femur, oblique popliteal
Which branch of the sciatic nerve that stays posterior lies in the popliteal fossa?
The tibial nerve
From lateral to medial, list the contents of the popliteal fossa
Common peroneal nerve, tibial nerve, popliteal artery, genicular arteries, popliteal vein, small saphenous vein
Which vein originates on the lateral foot that is found in the popliteal fossa
the small saphenous vein
The rectus abdominis muscles originate from the _____ to the ________
pubic crest/symphysis to the xiphoid process
The rectus abdominis covers which costal cartilages
5-7 costal cartilages
What lies between the rectus abdominis muscles
tendinous inscriptions
Which direction do the fibers of the external obliques go
downwards
what are the superior and inferior boundaries of the external obliques
lower 8 ribs to the iliac crest/ linea alba
The inguinal ligament is formed by the _____
aponeurosis of lower border of external obliques
The external obliques interdigitates with the _____________ muscle
Serratus anterior
The fibers of the internal obliques go _______
upwards
What are the boundaries of the internal obliques
inguinal ligament, iliac crest to last 4 ribs (costal cartilages)
What structure enters the inguinal ligament and picks up the fibers of internal oblique
the spermatic cord
What muscle is an extension of the internal oblique
the cremaster muscle
What are the boundaries of the transverse abdominis muscle
inguinal ligament, iliac crest to lower 6 costal cartilages
What muscle constricts the abdominal viscera
the transverse abdominis muscle
What thick tendinous line runs vertically down rectus abdominis m.
linea alba
What are the 6 functions of the abdominal wall pfdmpv
protection
forced expiration
defecation
micturition
partuition
vomiting
what muscles do expiration
external obliques, internal obliques and transverse abdominis
