Quiz 3 Flashcards
If the patient cannot planter flex, what gait does he/she have?
Apropulsive
Inferior cluneal nerves are a branch of what nerve?The
The Posterior femoral cutaneous nerve
The short head of the biceps femoris does what actions?
Flexes the knee and laterally rotates the knee
What part of the femoral head is not covered by Hyaline cartilage?
Fovea Capitis (where ligament of the head of femur is found)
At what point does the inferior epiphysis of the femur ossify ?
9 Months Gestation
A midshaft femoral fracture would least likely damage what adductor muscle ?
Pectineus ,( muscles such as adductor brevis, longus and adductor magnus would be at risk)
What are the nerves of the lumar plexus ?
Iliohypogastric nerve: T12-L1
Ilioinguinal nerve: L1
Genitofemoral nerve: L1-L2
Lateral femoral Cutaneous nerve: L2-L3 (contains dorsal division fibers)
Femoral nerve: L2-L4 (dorsal division fibers )
Obturator Nerve: L2 -L4 (ventral division fibers)
Accessory Obturator: L3-L4 (Ventral division fibers)
A lesion to what nerve will result in Trendelenburg gait?
Superior Gluteal Nerve of the contralateral side
What are the arteries that contribute to the cruciate anastomose?
Lateral circumflex Femoral (Transvers branch)
Medial Circumflex femoral
First Perforating artery (ascending branch)
Inferior Gluteal
What is the strongest ligament of the hip joint?
Iliofemoral ligament
What structures passes through the subinguinal space?
The femoral Artery and Vein
Femoral Nerve
Lymphatics
Iliopsoas
Pectineus
Which structures pass through the lesser sciatic foramen?
What muscles attach to the pubis?
Pectineus, Gracillis, adductor longus,Adductor Bervis, Adductor magnus(NOT hamstring portion of adductor Magnus)
What structure separates the gluteus maximus and medius ?
The posterior gluteal line
What muscle attaches to the medial condyle of the Tibia posteriorly?
Semimembranosus
What muscle develops ventrally ?
A.Rectis femoris
B. Sartrious
C.Obturator internus
D. Vastus lateralis
C.Obturator internus
Articularis genu is supportive of what structure?
The Suprapatellar bursa
The ground reaction force in the toe off stage of walking results in what?
A force anterior to the ankle and posterior to the hip
The sacroiliac joint is what kind of joint?
Synovial and fibrous joint
When do the primary ossifcation centers appear in long bones?
12 weeks
In a medial cross section of the thigh, what adductor muscle would NOT be visable?
The pectineus
The skin ligament attaches to what two structures?
The dermis to the deep fascia
Numbness on the lateral posteior thigh means damage to what spinal nerve?
S2
The adductor canal ends at what location?
Adductor Hiatus
What are the contents of the adductor canal?
Saphenous Nerve
Femoral Artery
Femoral Vein
Major structures that leave the pelvis thru the Greater Sciatic foramen to enter the gluteal region.
Superior and inferior gluteal artery, nerve, and vein
piriformis muscle
pudendals(internal pudendal artery vein and pudendal nerve)
nerve to obturator internus
sciatic nerve(tibial and common peroneal nerves)
Posterior femoral cutaneous nerve
What Major structures that leave the gluteal region and pass thru the Lesser Sciatic Foramen to enter the pernieum.
Pudendals( pudendal nerve, internal pudendal vein and artery)
Nerve to Obturator internus
What Structures that enter the gluteal region thru the Lesser Sciatic foramen?
obturator internus tendon
What are the 6 short Lateral Rotators of the hip?
Piriformis
Superior gemellus
Obturator internus
Inferior gemellus
Quadratus femoris
Obturator externus
What is the innervation of the Gluteus maximus?
Inferior Gulteal nerve
What Gait will the patient have if the inferior gluteal nerve is damaged?
Lurch gait
What is the origin of the piriformis ?
Pelvic surface of sacrum(lateral parts of S2-S4 segments)
Ventral sacroiliac and sacrotuberous ligaments
What is it called when the epiphysis of a long bone fuses with a growth plate?
Synostosis
What arteries make up the anterior superior iliac spine anastomoses?
Iliac branch of Iliolumbar
Superior Gluteal
Deep Circumflex Artery
Lateral circumflex artery(ascending branch)
The nerve leaves the adductor canal between sartorius and gracilis just above the knee(medial side)?
Saphenous nerve
List the adductor muscles Superfical to Deep and their innervation.
Pectinus (Obturator n. and femoral n.)
Adductor longus(Ant. Division of the Obturator n. )
Adductor Brevis(Post. Division of the Obturator n.)
Gracilis(Ant. Divison of the Obturator n.)
Adductor Magnus(Adductor: Obturator n. , Hamstring: Tibial n.)
What is the major artery supplying blood to the muscles of the thigh?
Deep femoral Artery
The Obturator artery assists with blood supply
Ant Branch:medial thigh(adductors)
Post. branch: adductor magnus, hamstrings, acetabulum, including small branch to the femor
What is the origin of biceps femoris (both long head and short head)?
Long head: superomedial part of ishial tuberosity with semitendinosus and sacrotuberous ligament
Short Head: Lateral lip of linea aspera, lateral supracondylar ridge and lateral intermuscular septum
What are the boundries of the popliteal fossa?
Superomedial= Semitendinosus + Semimembranosus
Superolateral= Biceps femoris
The sciatic nerve becomes what two nervers?
Tibial Nerve
(Semitendinosus, Semimembranosus, Biceps femoris(long head))
Common Fibular (peroneal) nerve
Biceps femoris (short head)
What artery provieds blood supply to the nutrient artery of the femur?
The 2nd perforating branch of the deep femoral artery
The 1st perforating branch of the deep femoral artery supplies what muscles?
Vastus lateralis
gluteus maximus
That is the Origin, insertion, innervation , action of Obturator externus ?
O: Bony margin of the obturator foramen (not from ilium) External surface of obturator membrane
I:trochanteric fossa( medial surface of greater torchcanter)
Inn: obturator nerve(posterior divison)
Action: Lateral rotates hip, weak adductor
What is the origin, insertion, Innervations , and actions of gulteus maximus?
What is the origin, insertion, Innervation, actions of Gluteus Medius?
What is the origin, insertion, innervation, action of gluteus minimus?
What is Sciatica ?
Compression of sciatic nerve or roots producing radicular pain- reproduced by straight leg raise w/30-70 degrees(passive hip flexion) Lasegue’s sign
(Not a diagnosis)
What is Piriformis syndrome?
Reproduced with Fair Maneuver(flexion, adduction and internal rotation - stretches piriformis)
Common in Rowers and rock climbers
What is the the posterior thigh cutaneous innervation?
Inferior Cluneal nerves (ventral Rami S2-S3)
Branch of posterior cutaneous nerve of thigh(Ventral Rami S1-S3)
Dorsal division fibers from S1 and S2
ventral division fibers from S2 and S3
What are the two bursas of the gluteal region and where are they located?
Ischial bursa between gluteus maxiamus and ischial tuberosity
Trochanteric Burs between gluteus maximus and lateral surface of greater trochanter
- Sartorius
- Pectinus
- Iliopsoas
- Rectus Femoris
- Tensor fascia lata
- Gluteal medius/minimus
- Obturator internus
- Gluteal Maximus
- Head of Femur
- Neck of fumur
- Greater Trochanter
- Gracilis
- Vastus Lateralis/intermedius
- Gulteus Maximus
- Sartorius
- Great Saphanous
Where do the popliteal lymph nodes drain?
Drain into the deep lymph nodes
Where do the superficial inguinal lymph nodes drain into?
External iliac nodes
How many parts does the adductor magnus have?
3
Adductor minimus part
Central part
ischocondylar part
