lower extremity

Question 1

keystone of pelvis

Answer 1

SACRUM

Question 2

AKA POUPART’S LIGAMENT

Answer 2

INGUINAL LIG./GROIN LIGAMENT

Question 3

2 head of rectus femoris

Answer 3

STRAIGHT HEAD AND REFLECTED HEAD

Question 4

contussion to ASIS

Answer 4

HIP POINTER’S INJURY

Question 5

muscle not supplied by femoral nerve but supplied by lumbar plexus

Answer 5

PSOAS

Question 6

very special muscle of LE

Answer 6

ADDUCTOR MAGNUS

Question 7

divides pelvis into false and true pelvis

Answer 7

PELVIC BRIM

Question 8

anterior- lower abs
posterior- lumbar spine
lateral- iliac fossa

Answer 8

FALSE PELVIS

Question 9

anterior- symphysis pubis
posterior- sacral promontory
lateral- iliopectineal line

Answer 9

PELVIC BRIM

Question 10

composed of pelvic inlet and outlet

Answer 10

TRUE PELVIS

Question 11

horizontal line thru the inferior portion of acetabulum

Answer 11

HILGENREINER’S LINE

Question 12

vertical line thru the lateral acetabulum to femur

Answer 12

PERKIN’S LINE

Question 13

a curved line running from med. side of femur to inferior portion of pubis

Answer 13

SHENTON’S LINE

Question 14

conduit for blood supply to the head of femur

Answer 14

LIGAMENTUM TERES

Question 15

BS of head of femur in adults

Answer 15

medial and lateral circumflex artery

Question 16

BS of head of femur in children

Answer 16

obturator artery aka foveal artery

Question 17

aka cotyloid ligament

Answer 17

ACETABULAR LABRUM

Question 18

it carries 25 % of body height

longest and largest bone in the body

Answer 18

FEMUR

Question 19

also known as pocket muscle

Answer 19

TENSOR FASCIA LATAE

Question 20

aka adductor’s canal/ subsartorial canal

Answer 20

HUNTER’S CANAL

Question 21

deepest gluteal muscle

Answer 21

GMIN

Question 22

largest lateral hip muscle
strongest hip abductor
known as deltoid of hip

Answer 22

GMED

Question 23

grace-like muscle

only 2 jointed hip adductor

Answer 23

GRACILIS

Question 24

only dually innervated ms in LE

Answer 24

ADDUCTOR MAGNUS

Question 25

most commonly strained adductor ms | most common cause of groin pain

Answer 25

ADDUCTOR LONGUS

Question 26

aka tailor's muscle longest muscle crossed leg sit muscle

Answer 26

SARTORIUS

Question 27

involved in anterior pelvic tilt most important hip flexor only hip flexor that can flex the hip beyond 90 degrees

Answer 27

ILIOPSOAS

Question 28

``` stability increases efficiency of quads reduces friction centralizes the forces of quads bony protection ```

Answer 28

FUNCTIONS OF PATELLA

Question 29

largest sesamoid bone 3-5 years of life within quadriceps tendon

Answer 29

PATELLA

Question 30

most common injured facet

Answer 30

ODD AFCET

Question 31

it is a small muscle that pulls the jt. capsule superiorly during knee extension

Answer 31

ARTICULARIS GENU

Question 32

only 2 jointed quads ms | slr knee flexion and hip extension

Answer 32

RECTUS FEMORIS

Question 33

largest among the vasti muscle

Answer 33

VASTUS LATERALIS

Question 34

deepest ms at the back of the knee | unlocker of the knee

Answer 34

POPLITEUS

Question 35

most common absent aka freshman's nerve aka fisherman's nerve

Answer 35

PLANTARIS

Question 36

it is the largest knee joint capsule

Answer 36

KNEE JT. CAPSULE

Question 37

aka remnants of synovium | thickening of synovium

Answer 37

PLICA

Question 38

most common location of plica

Answer 38

INFRAPATELLAR

Question 39

most common injured location of plica

Answer 39

MEDIOPATELLAR

Question 40

aka knee joint | largest joint

Answer 40

TIBIOFEMORAL

Question 41

ER of tibia in the last 20 degrees of knee extension to lock | can't produce it nor prevent it

Answer 41

SCREW HOME MECHANISM/TERMINAL ROTATION OF KNEE

Question 42

lateral pull of quads to the patella landmarks : ASIS mid patella tibial tubercle

Answer 42

Q-ANGLE

Question 43

normal value of q-angle: female | male

Answer 43

f: 18 m: 13

Question 44

it is a fibrocartilage structure between tibia and femur it deepens the joint shock absorption adds lubrication prevents the capsule from intruding jt. space and it is avascular

Answer 44

MENISCUS

Question 45

blood supply of the inner portion of meniscus | white zone

Answer 45

poor blood supply

Question 46

blood supply of the outer portion | red zone

Answer 46

well blood supply

Question 47

c shape deeper less mobile more injured

Answer 47

MEDIAL MENISCUS

Question 48

o shape shallow more mobile less injured

Answer 48

LATERAL MENISCUS

Question 49

acl medial meniscus mcl

Answer 49

UNHAPPY TRIAD OF O'DONOGHUE/UNHOLY TRIAD/TERRIBLE TRIAD

Question 50

aka tibial collateral ligament

Answer 50

MCL

Question 51

aka fibular collateral ligament

Answer 51

LCL

Question 52

large weight bearing bone | 90%

Answer 52

TIBIA

Question 53

contains the medial meniscus

Answer 53

TIBIAL CONDYLE

Question 54

insertion: quads via ligamentum patella | affected in patients with osgood schlatter disease

Answer 54

TIBIAL TUBEROSITY

Question 55

pressure tolerant area

Answer 55

MEDIAL TIBIAL FLARE

Question 56

attachment of muscle or origin anterior- shin lateral- origin of tibialis anterior posterior- soleus line

Answer 56

TIBIAL SHAFT

Question 57

ceiling of ankle joint

Answer 57

PLAFOND

Question 58

comminuted fx of plafond

Answer 58

PILON FRACTURE

Question 59

shorter, located anteriorly | attachment of medial collateral ligament/deltoid ligament

Answer 59

MEDIAL MALLEOLUS

Question 60

laterally located bone long slender non weight bearing bone attachment of leg muscles not part of knee joint

Answer 60

FIBULA

Question 61

insertion: biceps femoris | pressure sensitive area

Answer 61

FIBULAR HEAD

Question 62

most common site of stress fracture

Answer 62

TIBIA

Question 63

attachment of lateral collateral ligament

Answer 63

LATERAL MALLEOLUS

Question 64

aka forgotten joint

Answer 64

PROXIMAL TIBIOFIBULAR JOINT

Question 65

affected when patient has high ankle sprain/syndesmosis sprain

Answer 65

DISTAL TIBIOFIBULAR LIGAMENT

Question 66

special test for high ankle sprain

Answer 66

KLEIGER'S TEST / ER STRESS TEST

Question 67

prevents excessive posterior translation of fibula

Answer 67

ANTERIOR TIBIOFIBULAR LIGAMENT