Lecture 26: Lower Limb Bones

Question 1

What bones connect the axial skeleton to the lower appendicular skeleton?

Answer 1

The pelvic girdle

Question 2

What bones connect the axial skeleton to the upper appendicular skeleton?

Answer 2

The pectoral girdle

Question 3

The pelvic girdle consists of how many bones?

Answer 3

two

Question 4

What does each hip bone consist of?

Answer 4

The ilium, ischium, and pubis

Question 5

Describe the ilium

Answer 5

Consists of the iliac crest
Is anterior and posterior to the superior and inferior iliac spine
Consists of the greater sciatic notch

Question 6

Describe the ischium

Answer 6

Consists of the ischial spine, the lesser sciatic notch and the ischial tubrerosity

Question 7

Describe the pubis

Answer 7

Consists of the obturator foramen, pubic symphysis, and pubic arch

Question 8

What is the acetabulum?

Answer 8

The part of the pelvic bone where the three bones fuse together

Question 9

What bones make up the thigh?

Answer 9

The femur, patella

Question 10

Describe the femur

Answer 10

Consists of a head, fovea, neck, greater trochanter (lateral), lesser trochanter (posteromedial), shaft, medial and lateral condyles, medial and lateral epicondyles, patellar surface and intercondylar fossa

Question 11

What bones make up the leg?

Answer 11

The tibia and fibula

Question 12

What bone is considered the shin bone?

Answer 12

The tibia

Question 13

What components make up the tibia?

Answer 13

medial and lateral condyles on the proximal end, intercondylar eminence, tibial tuberosity, fibular notch, medial malleolus

Question 14

What components make up the fibula?

Answer 14

The head, shaft, and lateral malleolus

Question 15

How many bones are in the ankle?

Answer 15

7 tarsal bones

Question 16

How many bones are in the foot?

Answer 16

5 metatarsal bones

Question 17

How many bones are in the toes?

Answer 17

14 phalanges

Question 18

What type of joint is the hip joint?

Answer 18

Synovial, ball and socket

Question 19

What movements do the hip joint permit?

Answer 19

Flexion and extension, abduction and adduction, medial and lateral rotation, and circumduction

Question 20

What classification is the knee joint

Answer 20

Synovial, modified hinge

Question 21

What movements does the knee joint permit?

Answer 21

Flexion and extension, as well as medial and lateral rotation when at full extension

Question 22

What is the joint found in the leg?

Answer 22

The tibio-fibular joint

Question 23

How many tibio-fibular joints are there? Name them and classify what type of joint they are

Answer 23

Proximal - synovial, very little movement
Middle - fibrous syndesmosis
Distal - fibrous syndesmosis

Question 24

What kind of joint is the ankle joint?

Answer 24

Synovial hinge

Question 25

What kind of movement does the ankle joint permit?

Answer 25

Plantarflexion and dorsiflexion
Inversion and eversion

Question 26

Where is the proximal joint located?

Answer 26

Superior tibia and fibula. On the lateral tibial condyle and head of the fibula

Question 27

Where is the middle joint located?

Answer 27

In the interosseous membrane

Question 28

Where is the distal joint located?

Answer 28

On the inferior tibia and fibula, on the distal fibula and fibular notch