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