Lessons 10-12

Question 1

the hip is what type of joint

Answer 1

ball and socket

Question 2

the hip is a joint between the

Answer 2

head of the femur and acetabulum

Question 3

acetabulum is the

Answer 3

deep, large articulation area for the femoral head

Question 4

acetabular labrum

Answer 4

fibrocartilage lip attached to the outer margin of the acetabulum

Question 5

round ligament of the hip

Answer 5

ligament of the head of the femur that is a pathway for arteries to the femur

Question 6

transverse acetabular ligament

Answer 6

load bearing ligament straddling the inferior acetabulum

Question 7

the largest joint of the body is the

Answer 7

knee

Question 8

the knee is what type of joint

Answer 8

hinge

Question 9

femoropatellar joint is between

Answer 9

the patella and distal femur

Question 10

the patella slides ____ within the groove of the ____ ____

Answer 10

vertically within the groove of the distal femur

Question 11

medial tibiofemoral joint is between

Answer 11

the medial condyles of the femur and tibia

Question 12

lateral tibiofemoral joint is between

Answer 12

the lateral condyles of the femur and tibia

Question 13

the knee joint function

Answer 13

flexion and extension of the leg

Question 14

patella protects

Answer 14

quadriceps tendon from friction

Question 15

medial and lateral meniscus

Answer 15

c-shaped fibrocartilage structure between the surfaces of the tibia and femur

Question 16

meniscus are ___ are the inside and ____ on the outside

Answer 16

thin, thick

Question 17

meniscus provide

Answer 17

padding and fill gap between the tibia and femur

Question 18

Fibular collateral ligament

Answer 18

lateral ligament spanning from the later epicondyle of the femur to the head of the fibula

Question 19

tibial collateral ligament

Answer 19

runs from the medial epicondyle of the femur to the medial tibia

Question 20

collateral ligaments function

Answer 20

stabilize the knee, and prevent rotation

Question 21

intracapsular ligaments

Answer 21

anterior and posterior cruciate ligaments

Question 22

intracapsular ligaments resist

Answer 22

hyperextension

Question 23

the anterior and posterior cruciate ligaments form what shape

Answer 23

an x shape

Question 24

the posterior cruciate ligament supports knee when

Answer 24

flexed

Question 25

the anterior cruciate ligament supports the knee when

Answer 25

extended

Question 26

talocrural joint articulates between

Answer 26

the talus bone and distal ends of the tibia and fibula

Question 27

the ankle joint is what type of joint

Answer 27

hinge

Question 28

the ankle joint is uniaxial, meaning

Answer 28

only does dorsiflexion and plantar flexion

Question 29

spinal nerves

Answer 29

nerves connected to the spinal cord that innervate the body's periphery

Question 30

spinal nerves do what

Answer 30

carry sensory information to the CNS and motor information away from the CNS

Question 31

nervous plexuses

Answer 31

axon reorganization along the vertebral column

Question 32

lumbar plexus

Answer 32

rise from all of the lumbar spinal nerves and gives rise to nerves innervating the pelvis and anterior leg

Question 33

nerves that rise from the lumbar plexus

Answer 33

obturator, femoral, fibular, plantar

Question 34

the lumbar plexus originates at what lumbar vertebrae

Answer 34

L1-L5

Question 35

sacral plexus

Answer 35

rise from the lower lumbar nerves and sacral nerves

Question 36

nerves that rise from the sacral plexus

Answer 36

gluteal, pudendal, sciatic, tibial, fibular

Question 37

the sacral plexus originate at

Answer 37

L 4-5, S 1-4

Question 38

femoral nerve innervates

Answer 38

the anterior thigh region

Question 39

obturator nerve innervates

Answer 39

the medial aspect of the thigh

Question 40

pudendal nerve innervates

Answer 40

the pelvic floor

Question 41

sciatic nerve innervates

Answer 41

the posterior thigh

Question 42

the sciatic nerve feeds into which lower leg nerves

Answer 42

fibular and tibial nerves

Question 43

tibial nerve innervates

Answer 43

posterior calf and lateral/plantar foot

Question 44

fibular nerve innervates

Answer 44

does not directly innervate before splitting into deep and superficial nerves

Question 45

deep fibular nerve innervates

Answer 45

the anterior calf and dorsal foot

Question 46

superficial fibular nerve innervates

Answer 46

lateral calf and dorsal foot

Question 47

key muscles which support the knee

Answer 47

rectus femoris, vastus lateralis, vastus intermedius, vastus medialis

Question 48

common knee injuries often occur when

Answer 48

forces are applied to the extended knee

Question 49

ACL injuries occur by

Answer 49

forceful blows to the anterior knee or a quick, twisting change in direction

Question 50

TCL injuries occur by

Answer 50

a moderate blow to the lateral knee

Question 51

unhappy triad injury includes

Answer 51

TCL, medial meniscus, and ACL