Lecture 14: Anterior and Medial Thigh

Question 1

fascia lata

Answer 1

dense layer of connective tissue overlying muscles

Question 2

great saphenous vein

Answer 2

originates from the medial aspect of the dorsal venous arch of foot and empties into femoral vein

Question 3

iliotibial tract

Answer 3

longitudinal fibrous reinforcement of lateral aspect of fasica lata; provides attachment for gluteus maximus and tensor fascia lata

Question 4

intermuscular septa

Answer 4

septa passes from the fascia lata to attach to the femur to create anterior and posterior compartments of the thigh

Question 5

femoral triangle

Answer 5

sartorius (lateral)
adductor longus (medial)
inguinal ligament (superior)
pectineus, iliopsoas and adductor longus (floor)
fascia lata (roof)

Question 6

femoral sheath

Answer 6

fascial tube containing the artery and vein, NOT the nerve

Question 7

femoral canal

Answer 7

medial space within femoral sheath that allows for the femoral vein to expand

Question 8

adductors canal

Answer 8

fascial tunnel covered by middle third of sartorius m. that conveys femoral vessels from femoral triangle to adductor hiatus

Question 9

pes anserine

Answer 9

feature of the superior medial leg, is a conjoined tendons of three muscles that insert onto the anteromedial surface of the proximal tibia. (sartorius, gracilis and semintendinosus)

Question 10

muscles attaching to linea aspera (medial to lateral)

Answer 10

Vastus Medialis
Pectineus
Adductor Longus
Adductor Brevis
Gluteus Maximus
Biceps Femoris (short)
Vastus Lateralis

Question 11

sartorius attachments

Answer 11

proximal: anterior superior iliac spine (ASIS)
distal: medial superior surface of tibia

Question 12

sartorius innervation

Answer 12

femoral n.

Question 13

sartorius action

Answer 13

flexion, abduction and lateral rotation of hip; knee flexion

Question 14

tensor fascia lata attachments

Answer 14

proximal: ASIS and adjacent iliac crest
distal: iliotibial tract

Question 15

tensor fasica lata innervation

Answer 15

superior gluteal n.

Question 16

tensor fascia lata actions

Answer 16

abduction of hip; stabilizes extended knee and trunk on hip join through stabilization of pelvis

Question 17

rectus femoris attachments

Answer 17

proximal: AIIS
distal: tibial tuberosity

Question 18

rectus femoris innervation

Answer 18

femoral n.

Question 19

rectus femoris actions

Answer 19

knee extension and hip flexion

Question 20

vastus lateralis attachments

Answer 20

proximal: greater trochanter and lateral lip of linea aspera
distal: tibial tuberosity

Question 21

vastus lateralis innervation

Answer 21

femoral n.

Question 22

vastus lateralis actions

Answer 22

knee extension

Question 23

vastus medialis attachments

Answer 23

proximal: medial lip of linea aspera
distal: tibial tuberosity

Question 24

vastus medialis innervation

Answer 24

femoral n.

Question 25

vastus medialis actions

Answer 25

knee extension

Question 26

vastus intermedius attachments

Answer 26

proximal: femoral shaft distal: tibial tuberosity

Question 27

vastus intermedius innervation

Answer 27

femoral n.

Question 28

vastus intermedius actions

Answer 28

knee extension

Question 29

pectineus attachments

Answer 29

proximal: pectineal line of pubis distal: pectineal line of femur

Question 30

pectineus innervation

Answer 30

femoral n.

Question 31

pectineus actions

Answer 31

hip flexion and hip adduction

Question 32

gracilis attachments

Answer 32

proximal: body and inferior ramus of pubis distal: medial superior surface of tibia

Question 33

gracilis innervation

Answer 33

obturator n.

Question 34

gracilis actions

Answer 34

hip adduction and knee flexion

Question 35

adductor longus attachments

Answer 35

proximal: body of pubis distal: linea aspera

Question 36

adductor longus innervation

Answer 36

obturator n.

Question 37

adductor longus actions

Answer 37

hip flexion and hip adduction

Question 38

adductor brevis attachments

Answer 38

proximal: body of pubis distal: linea aspera

Question 39

adductor brevis innervation

Answer 39

obturator n.

Question 40

adductor brevis actions

Answer 40

hip adduction

Question 41

adductor magnus attachments

Answer 41

proximal: inferior ramus of pubic, ischial tuberosity distal: adductor tubercle and linea aspera

Question 42

adductor magnus innervation

Answer 42

obturator n.

Question 43

adductor magnus actions

Answer 43

hip adduction and hip extension

Question 44

obturator externus attachments

Answer 44

proximal: from external border of obturator foramen and obturator membrane lateral: trochanteric fossa

Question 45

obturator externus innervation

Answer 45

obturator n.

Question 46

obturator externus actions

Answer 46

lateral hip rotation, stabilizes hip joint

Question 47

femoral n. branches

Answer 47

n. to vastus medialis saphenous n.

Question 48

femoral a. branches

Answer 48

profunda femoris

Question 49

profunda femoris branches

Answer 49

medial and lateral circumflex femoral aa.