Skeleton of the Upper Limb

Question 1

WHat region is the humerus in?

Answer 1

brachial region

Question 2

what is the longest upper limb bone?

Answer 2

humerus

Question 3

what does the articulation of the scapula with the humerus form?

Answer 3

shoulder joint

Question 4

What does the articulation of the humerus with the ulna and radius form?

Answer 4

elbow joint

Question 5

What do the greater and lesser tubercles of the humerus attach?

Answer 5

rotator cuff muscles

Question 6

what does the intertubercular groove of the humerus house?

Answer 6

biceps brachii tendon (long head)

Question 7

what does the deltoid tuberosity of the humerus attach?

Answer 7

deltoid

Question 8

What part of the humerus articulates with the radius?

Answer 8

capitulum

Question 9

what part of the humerus articulates with the ulna

Answer 9

trochlea

Question 10

What attaches to the medial epicondyle of the humerus?

Answer 10

wrist flexor muscles

Question 11

what does the lateral epicondyle of the humerus attach?

Answer 11

wrist extensor muscles

Question 12

What is the most frequent region of fracture of the humerus?

Answer 12

surgical neck

Question 13

What does the olecranon fossa of the humerus house?

Answer 13

olecranon of ulna when the forearm is extended

Question 13

what does the radial groove of the humerus transmit?

Answer 13

radial nerve

Question 14

what does the radial fossa of the humerus house?

Answer 14

radial head of radius when forearm is flexed

Question 15

what does the coronoid fossa of the humerus house?

Answer 15

coronoid process of the ulna when the forearm is flexed

Question 16

what region is the ulna located in?

Answer 16

antebrachial region

Question 17

what separates the olecranon and coronoid processes of the ulna?

Answer 17

trochlear notch

Question 18

What does the trochlear notch of the ulna articulate with? where?

Answer 18

trochlea of humerus at the elbow joint

Question 19

what does the radial notch of ulna articulate with? what does it form?

Answer 19

radius, forms proximal radioulnar joint

Question 20

what does the ulnar styloid process attach?

Answer 20

wrist ligaments

Question 21

what is the interosseus membrane?

Answer 21

flat interconnecting ligament between the ulna and radius

Question 22

What region is the radius located in?

Answer 22

antebrachial region

Question 23

where is the head of the radius anatomically? what does it articulate with?

Answer 23

proximal, articulates with capitulum of humerus

Question 24

what does the radial tuberosity of the radius attach?

Answer 24

biceps brachii

Question 25

what happens when the biceps contract?

Answer 25

pull on the radial tuberosity of radius, pulling it back into anatomical position

Question 26

what does the ulnar notch of the radius articulate with? form?

Answer 26

articulates with ulna forming distal radioulnar joint

Question 27

what does the radial styloid process attach?

Answer 27

wrist ligaments

Question 28

T/F: the Ulna articulates directly with the carpals

Answer 28

false, doesn’t touch any

Question 29

Which carpals does the radius articulate with?

Answer 29

scaphoid and lunate

Question 30

The __________ articular surface of the radius articulates with the ________ and ________ carpal bones forming the ________ joint

Answer 30

distal, scaphoid, lunate, wrist

Question 31

the ulna is separated from the carpals by _____________ _________ discs

Answer 31

fibrocartilaginous articular

Question 32

What is the carpus?

Answer 32

the wrist

Question 33

what does the carpus articulate with?

Answer 33

radius and metacarpals

Question 34

What are the proximal carpals?

Answer 34

scaphoid
lunate
triquetrum
pisiform

Question 35

what are the distal carpals?

Answer 35

trapezium, trapezoid, capitate, hamate

Question 36

what is the metacarpus?

Answer 36

palm

Question 37

what does the metacarpus articulate with?

Answer 37

carpals and phalanges 1-5

Question 38

what doe the phalanges articulate with?

Answer 38

metacarpals

Question 39

what does the pollex consist of? what is it?

Answer 39

1st digit, proximal and distal phalanx

Question 40

what do the 2-5th digits consist of?

Answer 40

proximal, middle, distal phalanx