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99 Cards in this Set

  • Front
  • Back
does the superficial or deep fascia of the gluteal region split to encase the gluteus maximus?
deep fascia
what structure attaches to the linea aspera as it courses down the thigh?
IT band
what muscle is an important landmark for intragluteal injections?
piriformis
what are the contents of the suprapiriformis space?
superior gluteal artery and nerve
what muscles are the superior gluteal artery and nerve sandwiched between?
deep to gluteus medius, superficial to gluteus minimus
what are the contents of the infrapiriformis space?
sciatic nerve, inferior gluteal artery andnerve, posterior cutaneous nerve of the thigh, pudendal nerve
what is the order of the short rotators of the hip? (superior to inferior)
piriformis
superior gemellus
obturator internus
inferior gemellus
quadratus femoris
(obturator externus)
what ligament creates the greater sciatic foramen?
sacrotuberous ligament
what ligament creates the lesser sciatic foramen?
sacrospinous ligament
what structures are located in the greater sciatic foramen?
piriformis
sciatic nerve
inferior gluteal artery and nerve
internal pudendal nerve, artery, and vein
nerve to the obturator internus
nerve to the quadratus femoris
posterior cutaneous nerve of the thigh
what structures are located in the lesser sciatic foramen?
tendon of the obturator internus
nerve to the obturator internus
pudendal nerve
internal pudendal artery
what is the course of the pudendal nerve?
greater sciatic foramen --> sacrospinous ligament --> lesser sciatic foramen
what branches of the lumbar plexus does the superior gluteal nerve come from?
L4, L5, S1
what branches of the lumbar plexus does the inferior gluteal nerve come from?
L5, S1, S2
what branches of the lumbar plexus does the posterior cutaneous nerve of the thigh come from?
S1-S3
what branches of the lumbar plexus does the tibial nerve come from?
L4, L5, S1-3
what branches of the lumbar plexus does the common peroneal nerve come from?
L4, L5, S1, S2
what branches of the lumbar plexus does the nerve to the obturator internus and superior gemellus come from?
L5, S1, S2
what branches of the lumbar plexus does the nerve to the quadratus femoris and inferior gemellus come from?
L4, L5, S1
what branches of the lumbar plexus does the pudendal nerve come from?
S2-4
does the common peroneal nerve come from anterior or posterior divisions of the lumbar plexus?
posterior divisions
does the tibital nerve come from anterior or posterior divisions of the lumbar plexus?
anterior divisions
from what does the superior gluteal artery arise?
the posterior trunk of the internal iliac artery
from what does the inferior gluteal artery arise?
the anterior trunk of the internal iliac artery
from what does the internal pudendal artery arise?
the anterior trunk of the internal iliac artery
what are the medial hamstring muscles?
semimembranosus
semitendinosus
what are the lateral hamstring muscles
LH and SH of biceps femoris
what is the primary blood supply to the hamstrings?
four perforating arteries off the deep femoral artery
what are the borders of the popliteal fossa?
superior-lateral: biceps femoris tendon
superior-medial: semimembranosus tendon
inferior-lateral: lat head of gastrocnemius
inferior-medial: med head of gastrocnemius
what is the floor of the popliteal fossa?
popliteal surface of the femur
what are the contents of the popliteal fossa?
popliteal artery and vein
tibial and common peroneal nerves
lesser saphenous vein
what makes up the cruciate anastomosis?
medial and lateral femoral circumflex arteries
inferior gluteal artery
1st perforating artery
what makes up the trochanteric anastomosis?
medial and lateral femoral circumflex arteries
superior and inferior gluteal arteries
is the tibial portion of the sciatic nerve primarily motor or sensory?
motor
what nerve provides sensory innervation to the posterior aspect of the thigh?
posterior cutaneous nerve of the thigh
What type of joint is the hip joint?
A synovial joint
What is it called when the angle of inclination is greatly increased?
Coxa valga
What is it called when the angle of inclination is greatly decreased?
Coxa vara
Where is excess pressure in coxa valga?
Lateral acetabulum
Where is excess pressure in coxa vara?
Femoral neck
What is it called when the angle of declination is greatly decreased?
Retroversion
What is it called when the angle of declination is greatly increased?
Anteversion
What increases the depth of the acetabulum?
Labrum
What are the functions of the acetabular labrum?
Deepens socket
Provides suction of the joint
Proprioception
Nociception
Leads to stability
Both the femur and the acetabulum have some degree of _________
Anteversion
The lunate surface of the hip joint is composed of what?
Hyaline cartilage
What is the degree of anteversion of the acetabulum?
20 degrees
Where is Ward's triangle located?
At the inferior aspect of the base of the femoral neck
Does the ligamentum teres have a large blood supply?
No
What are the walls of the femoral shaft and most of the walls of the femoral neck composed of?
compact/cortical bone
Where do the sets of trabeculae project from?
Femoral head to the lateral wall of the femoral shaft
Femoral head to the inferior femoral neck
Greater trochanter to the lesser trochanter
What is Ward's triangle?
A weak point where there are no ligaments; common site of fracture
What is the plate of cortical bone that extends from the region of the trochanteric line into the femoral neck?
Calcar femorale
What is the medial attachment of the fibrous capsule of the hip joint?
Rim of the acetabulum
What is the lateral attachment of the fibrous capsule of the hip joint?
Base of the femoral neck
What is the anterior attachment of the fibrous capsule of the hip joint?
Trochanteric line
What is the posterior attachment of the fibrous capsule of the hip joint?
Junction of the lateral 1/3 & medial 2/3 of the femoral neck
What do the major ligaments of the hip joint limit?
Limit extension
What movements does the iliofemoral ligament limit?
Extension and external rotation
What movements does the pubofemoral ligament limit?
Extension and abduction
What movements does the ischiofemoral ligament limit?
Extension, internal rotation and adduction
What artery provides the main blood supply to the hip joint?
Medial femoral circumflex artery
What ligament reinforces the medial aspect of the inguinal ligament?
lacunar ligament
what structures can be found in the muscular compartment of the retroinguinal space?
femoral nerve
lateral femoral cutaneous nerve
iliopsoas
what structures can be found in the vascular compartment of the retroinguinal space?
femoral artery
femoral vein
empty space
lymph tissue
how many septa and how many spaces are in the vascular compartment of the retroinguinal space?
two septa, three spaces
what structure in the retroinguinal space is the most medial?
femoral canal with lymph tissue
where do hernias commonly occur?
femoral canal
what important structure is contained within the superficial fascia of the anterior thigh?
great saphenous vein
what is the main component of the deep fascia of the anterior thigh?
the IT band
what structure in the anterior thigh is used for cardiac surgeries?
great saphenous vein
what does the great saphenous vein drain into?
the femoral vein
what are the boundaries of the femoral triangle?
superior - inguinal ligament
lateral - sartorius
medial - adductor longus
what makes up the floor of the femoral triangle?
lateral - iliopsoas
intermediate - pectineus
medial - adductor longus
what are the contents of the femoral triangle form lateral to medial?
femoral nerve
femoral artery
femoral vein
empty space
lymphatics
what nerve innervates the anterior thigh?
femoral nerve
which muscle of the anterior thigh is a bi-pennate muscle?
rectus femoris
which of the quadriceps muscles has the most contact with the lateral aspect of the femur?
vastus intermedius
what muscle is the most powerful flexor of the hip?
iliopsoas
what muscle do the vascular structures of the anterior thigh sit on top of?
pectineus
what are the boundaries of the adductor canal?
roof - sartorius
posterior wall - adductor longus and magnus
anterior wall - vastus medialis
what are the contents of the adductor canal?
femoral artery and vein
branch of the femoral nerve to the vastus medialis
saphenous nerve
what muscle is the main cause of groin strain?
adductor longus
what is the adductor hiatus?
an opening in the distal end of the adductor magnus tendon that transmits the femoral artery and vein into the popliteal fossa, and there they become the popliteal artery and vein
what nerves come from the posterior divisions of L2-L4?
femoral and lateral femoral cutaneous nerves
what nerves come from the anterior divisions of L2-L4?
obturator nerve
what nerve innervates the skin over the femoral triangle?
genitofemoral nerve
what are the cutaneous branches of the femoral nerve?
saphenous nerve
anterior branches
lateral femoral cutaneous nerve
what muscles do the obturator nerve travel between in the medial thigh?
below adductor longus and above adductor brevis
what artery is the main blood supply of the lower limb?
femoral artery
what arteries branch from the femoral artery?
superficial iliac circumflex artery
deep femoral artery
external pudendal artery
superficial epigastric artery
what arteries branch from the deep femoral artery?
medial and lateral circumflex arteries
what arteries branch from the lateral circumflex artery?
ascending branch
transverse branch
descending branch
what muscles does the medial circumflex artery go between?
iliopsoas and pectineus
what arteries branch from the anterior trunk of the internal iliac artery?
obturator artery
inferior gluteal artery
what arteries branch from the posterior trunk of the internal iliac artery?
superior gluteal artery
how many perforating arties supply the thigh?
four
what muscle is the deep femoral artery deep to?
adductor longus
what artery gives a branch to the ligamentum teres?
obturator artery