APPENDICULAR SKELETON

Question 1

What are the three functional roles of appendicular skeleton?

Answer 1

1. Allows for completion of daily tasks such as dressing up, eating, writing, using a smart phone, etc
2. Allows for adjustments in body posture
3. Allows for mobility of the body

Question 2

What is glenohumeral joint?

Answer 2

Ball and socket; allows movement in multiple places

Question 3

What is rotator cuff?

Answer 3

Joint capsule of glenohumeral joint is weak; reinforced by four shoulder muscles

Question 4

What is the joint between trochlea and trochlear notch?

Answer 4

Hinge; allows flexion/extension of forearm

Question 5

What is the joint between capitulum and radial head?

Answer 5

Condylar (ellipsoid); allows pronation/supination of forearm

Question 6

What is the joint between radius and scaphoid?

Answer 6

Condylar; allows flexion;extension and abduction/adduction of hand

Question 7

What is joint between trapezium and 1st metacarpal?

Answer 7

Saddle-shaped; allows for opposition of thumb

Question 8

What is hip joint?

Answer 8

Ball and socket; allows movement in multiple planes

Question 9

What is iliofemoral ligament?

Answer 9

Capsule of hip joint reinforced anteriorly by and important for upright posture

Question 10

What is knee joint?

Answer 10

Hinge; allows flexion/extension of leg

Question 11

What is ACL?

Answer 11

Anterior cruciate ligament

Question 12

What is joint between tibia and talus (ankle joint)?

Answer 12

Hinge; allows plantarflexion/dorsiflexion of foot

Question 13

What is joint between talus and navicular?

Answer 13

Condylar; allows inversion/eversion of foot

Question 14

Which carpal bone is found ONLY in the anterior view?

Answer 14

Pisiform

Question 15

Which carpal bone is found ONLY in the posterior view?

Answer 15

Triquetrum

Question 16

Which three parts of the os coxae is ONLY part of the medial view?

Answer 16

1. Iliac fossa
2. Auricular surface
3. Pubic symphysis

Question 17

Which two parts of the os coxae is ONLY part of the lateral view?

Answer 17

1. Ischial tuberosity
2. Acetabulum

Question 18

Who has a wider ischial spine, male or female?

Answer 18

Female

Question 19

Which two parts are part of the femur ONLY in the anterior view?

Answer 19

1. Intertrochanteric line
2. Patellar surface

Question 20

Which two parts are part of the femur ONLY in the posterior view?

Answer 20

1. Gluteal tuberosity
2. Linea aspera

Question 21

Which part of the tibia and fibula is ONLY part of the anterior view?

Answer 21

Tibial tuberosity

Question 22

Is the ulna or radius closer to the body with palm facing down?

Answer 22

Radius

Question 23

Is the ulna or radius closer to the body with palm facing up?

Answer 23

Ulna

Question 24

Is the ulna or radius bigger?

Answer 24

Ulna due to the olecranon bulging out from the top

Question 25

Is the fibula or tibia bigger?

Answer 25

Tibia

Question 26

Is the fibula or tibia closer to the body with feet facing forward?

Answer 26

Tibia

Question 27

How many cuneiforms do we have in our foot?

Answer 27

3

Question 28

What are the two joints of the clavicle?

Answer 28

1. Sternoclavicular joint 2. Acromioclavicular joint