Exam 3 Flashcards
What are the components of the gluteal region?
Gluteal muscles
Hip joint
Pelvis (ilium, ischium, pubis)
What are the components of the thigh?
Femur
What a re the components of the knee?
Distal femur
Patella
Proximal tibia and fibula
Popliteal fossa
What are the components of the leg?
Tibia
Fibula
Calf
Ankle (________ region)
Talocrural region
What are the components of the foot?
Tarsus
Metatarsus
Phalanges
Where are the three parts of the Os Coxae united at? (Ilium, ischium, pubis)
Tri-radiate cartilage
______ forms the superior part of the hip and acetabulum
Ilium
What serves as attachment sites for LE muscles?
Ala of ilium (lateral portion of ilium)
_____ forms posterior inferior part of the acetabulum and hip bone
Ischium
_______ is where the ischium joints the ilium and superior ramus of the pubis to form the _______
Body
Acetabulum
_____ joins the inferior ramus of the pubis (________ _____)
Ramus
Ischiopubic ramus
What forms the inferior border of the obturator foramen?
Ischium
What serves as a trochlea for muscles emerging form the pelvis?
Lesser sciatic notch of Ischium
_______ articulates with the femur
Acetabulum
______ is formed by all 3 bones of the hip
Acetabulum
Incomplete inferior margin is made up of what components?
Acetabular notch
Transverse acetabular ligament
_______ is a superior extension of the floor of the acetabulum
Acetabular fossa
What is the actual articular surface of the acetabulum?
Lunate surface of acetabulum
What is the point of the fovea capitis?
A pit for the round ligament
Greater trochanter of the femur serves as an attachment site for ____ and ______
Abductors
Rotators
The ______ ______ extends medially from the posteromedial junction of the neck and shaft of the femur
Lesser trochanter
What serves as the attachment of the primary thigh flexor (iliopsoas)?
Lesser trochanter
What is the primary thigh flexor?
Iliopsoas
Angle of inclination _______, greater in females
115-140 degrees
***greatest at birth and gradually diminished until adult hood
What increases the mobility of the femur?
Angle of linclination
______ ______ is the angle between the head/neck and angle of the femoral condyles
Angle of declination
The angle of declination in males is _____, in females _______
7 degrees in males, 12 degrees in females
Describe the female pelvis
Greater inter-ischial spine distance and angle
Sacrum tilled back
Larger pelvic outlet
Describe the male pelvis
Smaller inter ischial angle and distance (less than 90 degrees)
Sacrum tilted forward
Small pelvic outlet
Patella is a _____ bone that forms within the patellar tendon
Sesamoid
What is the second largest bone? The largest bone?
Largest is femur
Second largest is tibia
What is the main funciton of the tibia?
Weight bearing
How does the tibia articulate with the femur?
Medial and lateral condyles
How does the tibia articulate with the fibula?
Articular facet with the head
Notch with the inferior fibula
What forms the medial malleolus?
Tibia
The tibia has a _____ line on posterior surface
Soleal
_______ is located posterior-lateral to the tibia
Fibula
What forms the lateral malleolus?
Fibula
The tibia and fibula are permanently ________. (Great toe is medial vs lateral thumb in hand)
Pronated
Ankle tarsus is formed by ___ bones
7
What are of the ankle-tarsus articulates with the leg bones?
Talus and navicular
The _____ of the talus is gripped by the malleoli and reverie sure its body weight
Trochlea of talus
_________ splits the weight distribution between the calcaneus and the forefoot
Trochlea of talus
Posterior process of calcaneus has a groove for the _________
Tendon of the FHL (flexor hallicus longus)
__________ has no muscular or tendinous attachments
Talus
Navicular bone between the _____ and ________
Talus and cuneiforms
What tarsal bone forms part of the longitudinal arch of the foot?
Navicular
Calcaneous is between the ____ and ____
Talus and cuboid
Each of the cuneiforms (medial, intermediate and lateral) articulate with the _______
Navicular
The fascia lata attaches to and is continuous with
1) the inguinal ligament, pubic arch body fo pubis and pubic tubercle
2) scrapes fascia of inferior abdominal wall attaches to deep LE fascia inferior to the inguinal ligament
3) lateral and posteiror iliac crest
4) sacrum, coccyx, sacrotuberous ligament, ischial tuberosity
5) exposed parts of bones at the knee and deep fasci of leg
_______ encloses the large thigh muscles
Fascia lata
Laterally the fascia lata forms the _________
Iliotibialtract
_______ is thickened fascia that forms the aponeurosis of the tensor fascia lata and gluteus Maximus
Iliotibial tract
The fascia lata extends from the ______ to ________
Iliac tubercle -> anteiror -lateral tibial tubercle (Gerdy)
________ isolates blood supply and innervation
Three fascial compartments
3 fascial compartments are surrounded by ______ and ________ connecting the lines aspera of the femur
Fascia lata and 3 intermuscular septa formed by deep extensions of the fascia lata connecting to lines aspera of femur