Lecture 7: Osteology of Upper Extremity

Question 1

What does the sternal angle mark?

Answer 1

The location of the second ribs

Question 2

What is the shape of the clavicle?

Answer 2

sigmoid, convex anteriorly, concave posteriorly

Question 3

What ligament is attached at the sternal end of the clavicle to first costal cartilage?

Answer 3

costoclavicular ligament

Question 4

What is ligament is attached at the conoid tubercle?

Answer 4

conoid portion of coracoclavicular ligament

Question 5

What ligament is attached at the trapezoid line?

Answer 5

trapezoid portion of coracoclavicular ligament

Question 6

What muscles attach to the coracoid process of the scapula?

Answer 6

biceps brachii brevis
coracobrachilais
pectoralis minor

Question 7

What does the glenoid process articulate with?

Answer 7

the head of the humerus

Question 8

What tendon is at the supraglenoid tubercle?

Answer 8

biceps brachii tendon

Question 9

What is at the infraglenoid tubercle?

Answer 9

triceps longus

Question 10

What is in the spinal (radial) groove?

Answer 10

the radial nerve and deep brachial artery

Question 11

What originates superior to the spinal (radial) groove?

Answer 11

lateral triceps

Question 12

What originates inferior to the spinal (radial) groove?

Answer 12

medial triceps

Question 13

What attaches at the deltoid tuberosity?

Answer 13

distal attachment for deltoid muscle

Question 14

What does the head of the radius articulate with?

Answer 14

capitulum of humerus

Question 15

What is the distal end of the radius articulate with?

Answer 15

scaphoid and lunate bone

Question 16

What inserts on the radial tuberosity of the ulna?

Answer 16

biceps brachii muscle

Question 17

What does the trochlear notch articulate with?

Answer 17

trochlea of humerus

Question 18

What inserts on the olecranon process of the ulna?

Answer 18

the triceps

Question 19

What does the biceps attach to on the radius?

Answer 19

bicipital/radial tuberosity