Lecture 4 - Bones of the Thigh and Knee

Question 1

distal femur - bone features: left to right (anterior view)

Answer 1

lateral epicondyle (epi means above), lateral condyle. adductor tubercle, medial epicondyle, medial epicondyle

Question 2

distal femur - bone features: left to right (posterior view)

Answer 2

-linea aspera (on shaft) , adductor tubercle, medial epicondyle, medial condyle, intercondylar fossa, lateral epicondyle, lateral condyle

Question 3

distal femur - view from bottom straight on

Answer 3

medial condyle, patellar surface, lateral condyle

Question 4

inner thigh top to bottom

Answer 4

adductor magnus muscle - adductor magnus (beside adductor hiatus), adductor tubercle

Question 5

what arteries and veins go through the adductor hiatus? (4)

Answer 5

• femoral artery and vein
• popliteal artery and vein

Question 6

articular surfaces of the patella

Answer 6

medial and lateral

Question 7

proximal tibia (anterior view)

Answer 7

left: lateral condyle, middle: intercondylar eminence (top) , tibial tuberosity (middle), anterior border (bottom), right: medial condyle

Question 8

knee joint (4)

Answer 8

• synovial
• modified hinge
• joint capsule
• bursae

Question 9

knee movement (3)

Answer 9

• flexion
• extension
• small amount of medial and lateral rotation

Question 10

what if full flexion of knee? angle

Answer 10

135 degrees

Question 11

what if full extension of knee? angle

Answer 11

0 degrees

Question 12

bones connecting in knee joint (3)

Answer 12

femur, patella, tibia

Question 13

Ligaments of the knee (3) and one tendon

Answer 13

• cruciate ligaments
• collateral ligaments
• patellar ligament
• quadricep tendon

Question 14

what ligaments are part of cruciate ligament? (2)

Answer 14

• anterior cruciate ligament
• posterior cruciate ligament

Question 15

what ligamnets are part of collateral liigaments? (2)

Answer 15

• lateral collateral liigaments
• medial collateral liigaments

Question 16

ligaments vs tendon

Answer 16

liagment = bone to bone
tendon = muscle to bone

Question 17

Menisci of the knee (2)

Answer 17

• medial Meniscus
• lateral Meniscus

Question 18

what are the functions of the miniscus? (3)

Answer 18

• reduce friction
• increase stability
• absorb shock

Question 18

what is the meniscus made of?

Answer 18

fibrocartilage

Question 18

medial vs lateral miniscus

Answer 18

• medial = larger, fixed (attached to medial collateral liigament), oval
• lateral = smallet, mobile and circular