LE Osteology

Question 1

What makes up the Os Coxae (hip bones)?

Answer 1

• Ilium
• Pubis
• Ischium
• Acetabulum
• Obturator Foramen
• Iliopubic Eminence
• Ischiopubic Ramus
• Pubic Arch
• Subpubic Angle

Question 2

What does the Bony Pelvic include?

Answer 2

• Ox Coxae
• Sacrum
• Coccyx

Question 3

What does the Pelvic Girdle describe?

Answer 3

The paired Os Coxae which are joined anteriorly at the Pubic Symphysis

Question 4

Where do the Gluteus muscles attach?

Answer 4

Iliac Ala

Question 5

What muscle is on the Iliac Fossa?

Answer 5

Iliacus muscle

Question 6

What ligament attaches to the Anterior Superior Iliac Spine?

Answer 6

Inguinal Ligament

Question 7

What is transmitted through the Obturator Grove?

Answer 7

Obturator Nerve, Artery and Vein

Question 8

What is the longest bone in the body?

Answer 8

Femur

Question 9

What muscles attach to the Greater Trochanter?

Answer 9

• Piriformis
• Obturator Internus
• Superior Gemellus
• Inferior Gemellus

Question 10

What is the attachment point for the Obturator Externus muscle?

Answer 10

Trochanteric Fossa

Question 11

What muscle attaches to the Lesser Trochanter?

Answer 11

Iliopsoas muscle

Question 12

What muscle attaches to the Intertrochanteric Crest?

Answer 12

Quadratus Femoris Muscle

Question 13

What muscle attaches to the Pectineal Line of the femur?

Answer 13

Pectineus muscle

Question 14

What muscle attaches to the Adductor Tubercle on the Medial Femoral Epicondyle?

Answer 14

Adductor Magnus muscle

Question 15

The Angle of ____ of the femur is the angle between the long axis of the head and neck, and the long axis of the body of the femur

Answer 15

Inclination

Question 16

The ___ Angle of the Femur is the angle that the head and neck of the femur are turned compared to the Femoral Condyles when looking down the Long Axis of the Femur.

Answer 16

Torsion

Question 17

What muscles attach to the base of the patella?

Answer 17

Quadriceps muscles (Vastus Intermedius, Vastus Lateralis, Vastus Medialis, Rectus Femoris)

Question 18

What bone transmits body weight?

Answer 18

Tibia

Question 19

Where does the Iliotibial Tract attach?

Answer 19

Gerdy’s (Anterolateral) Tibial Tubercle

Question 20

What is the attachment point for the Patellar Ligament?

Answer 20

Tibial Tuberosity

Question 21

What is the attachment point for the Soleus muscle?

Answer 21

Soleal Line

Question 22

Fibula

Answer 22

• stabilizes the ankle joint
• does not bear weight
• firmly attached to the Tibia allowing no movement

Question 23

Where does the Biceps Femoris muscle attach?

Answer 23

Apex of the Femoral Head

Question 24

Talus bone transfers weight from the Tibia to the Calcaneus and forefoot via the ___ ligament

Answer 24

Spring Ligament

Question 25

Where is the Groove for the Flexor Hallucis Longus Tendon?

Answer 25

On the posterior process (narrow posterior projection) of the body of the Talus

Question 26

What are the 3 facets of the Calcaneal Articular Surface that articulate with the Talus?

Answer 26

• Anterior Calcaneal Articular Facet (involved in the Taloccal. Joint)
• Middle Calcaneal Articular Facet (involved in the Talocalc. Joint)
• Posterior Calcaneal Articular Facet (involved in Subtalar Joint)

Question 27

What is the largest and strongest bone of the foot?

Answer 27

Calcaneus

Question 28

What is the weight-bearing prominence of the calcaneus?

Answer 28

Calcaneal Tuberosity

Question 29

What structure supports the Talar head?

Answer 29

Sustentaculum Tali

Question 30

What structure acts as a “pulley” for the everters of the foot?

Answer 30

Fibular Trochlea

Question 31

Where does the Tibialis Posterior attach?

Answer 31

Navicular Tuberosity (medial projection of bone)

Question 32

Where is the Groove for the Fibularis Longus Tendon located?

Answer 32

Anterior to the tuberosity of the cuboid (on the cuboid)