Unit 3- Bones Of The Lower Limb

Question 1

The lower extremity is specialized for:

Answer 1

Locomotion

Supporting body weight

Maintenance of balance

Question 2

Lower limb bones include:

Answer 2

Os Coxae

Femur

Tibia

Fibula

Patella

Tarsals

Metatarsals

Phalanges

Question 3

What is in the gluteal Region

Answer 3

Gluteal muscles

Hip joint

Pelvis (ilium, ischium, pubis)

Question 4

What is in the thigh region

Answer 4

Femur

Question 5

What is in the knee region

Answer 5

Distal femur

Patella

Proximal tibia and fibula

Politeal fossa

Question 6

What is located in the leg

Answer 6

Tibia

Fibula

Calf

Question 7

What is in the foot region

Answer 7

Tarsus

Metatarsus

Phalanges

Question 8

Sesmoid bones of the foot

Answer 8

Interphalangeal lateral and medial sesamoids for 1-5 toes

Sesamoid of tibialis posterior

Os peroneum

Question 9

Most common sesamoid bone

Answer 9

In the flexor hallicus brevis tendon at the metatarsophalangeal joint of digit 1

Question 10

Where is body weight transferred?

Answer 10

From the spine through the SI joints

To the pelvic girdle

Through the hip joints

To the femurs

To the knee

To the ankle

To the talus

Through the foot to the ground

Question 11

Os Coxae is united by:

Answer 11

The tri-radiate cartilage

Question 12

What forms the superior part of the hip and acetabulum?

Answer 12

Ilium

Question 13

Medial portion of the ilium consists of:

What for?

Answer 13

Thick columns

For weight bearing

Question 14

The lateral portion of the ilium is ______ and provides attachment sites for:

Answer 14

Thin

LE muscles

Question 15

Parts of the ilium (6)

Answer 15

ASIS
AIIS

Tubercle of the iliac crest

Post, Inf, and ant gluteal lines (for gluteal muscles)

Iliac fossa (for iliac muscles)

Greater sciatic notch

Question 16

Body of the ilium joins the ____ and ______ to the _____

Answer 16

Pubis

Ischium

Acetabulum

Question 17

The ischium forms what?

Answer 17

Post inf part of the acetabulum and hip bone

Question 18

The body of ischium joins the _____ and _______ ____ of the pubis to for the:

Answer 18

Ilium
Superior ramus

Acetabulum

Question 19

The ramus of the ischium joins the ____ ____ of the pubis

Answer 19

Inferior ramus

Ishiopubic ramus

Question 20

What forms the inf border of the obturator foramen?

Answer 20

The Ischial ramus

Question 21

Parts of the ischium (6)

Answer 21

Body

Ramus

Ischial spine

Ischial tuberosity

Lesser sciatic notch

Question 22

What serves as a trochlea for muscles emerging from the pelvis?

Answer 22

Lesser sciatic notch

Question 23

What 2 structures are in the same verticals plane?

Answer 23

ASIS and

Anterior superior pubis

Question 24

The symphysial surface is:

Answer 24

Vertical

Question 25

The acetabulum faces _______ with the acetabulum notch is directed _______

Answer 25

Inferolaterally Inferiorly

Question 26

What is the obturator foramen bounded by?

Answer 26

The pubis, ischium and their rami

Question 27

What is the obturator foramen closed by?

Answer 27

The obturator membrane-except for the obturator canal

Question 28

What does the acetabulum articulate with?

Answer 28

The head of the femur

Question 29

What is the acetabulum formed by?

Answer 29

All 3 bones of the hip

Question 30

2 incomplete inferior margins of the acetabulum

Answer 30

Acetabular notch Transverse acetabular ligament

Question 31

What is the actual articular surface of the acetabulum?

Answer 31

Lunate surface of the acetabulum

Question 32

The longest and heaviest bone of the body

Answer 32

Femur

Question 33

Length of the femur

Answer 33

1/4th height

Question 34

The head of the femur is covered with”

Answer 34

Hyaline cartilage

Question 35

A pit for the round ligament on the head of the femur

Answer 35

Fovea Capitals

Question 36

Lateral and superior trochanter of the femur

Answer 36

Greater trochanter

Question 37

The greater trochanter provides attachment for:

Answer 37

Abductors and rotators

Question 38

What is between the greater and lesser trochanter?

Answer 38

Intertrochanteric line

Question 39

Medial and inferior trochanter of the femur

Answer 39

Lesser trochanter

Question 40

The lesser trochanter extends _____ from the ________ ______ of the neck and shaft

Answer 40

Medially Posteriomedial junction

Question 41

The lesser trochanter provides attachment for what?

Answer 41

The primary thigh flexor (iliopsoas)

Question 42

Parts of the femur (12)

Answer 42

``` Quadrate tubercle Intertrochanteric crest Neck Shaft Linea aspera Gluteal tuberosity Pectineal line Medial and lateral supracondylar lines Adductor tubercle Intercondylar fossa Medial and lateral condyle Medial and lateral epicondyle ```

Question 43

Shape of the neck of the femur

Answer 43

Trapezoidal

Question 44

The shaft of the femur is slightly bowed _______

Answer 44

Anteriorly

Question 45

Place for attachment of adductors

Answer 45

Linea aspera

Question 46

The femur angle of inclination is greater in (MALES/FEMALES).

Answer 46

Females Greatest at birth and gradually diminishes until adulthood

Question 47

Purpose of the angle of inclination

Answer 47

Increases mobility of the femur

Question 48

Angle between the head/neck and angle of femoral condyle

Answer 48

Angle of the femoral condyles

Question 49

The angle of declination is greater in (MALES/FEMALES)

Answer 49

Females

Question 50

The patella is a _____ bone that forms within the:

Answer 50

Sesamoid Petallar tendon

Question 51

Parts of the patella:

Answer 51

Base- superior border Apex- inferior border Articular surface