BRS Upper Limb Questions

Question 1

what attaches to the greater tuberosity

Answer 1

the infra, supra, and trees minor

Question 2

what attaches to the lesser tubercle?

Answer 2

the subscapularis

Question 3

where is the inter tubercular groove and what travels in here? also, what is it bound by

Answer 3

between the lesser and greater tuberosity, with the LH biceps brachi and covered by the transverse humeral ligament

Question 4

what things attach at the intertubecular groove?

Answer 4

lateral lip: pec major
Medial lip: tires major
floor: Latissimus dorsi

Question 5

what attaches at the deltoid tuberosity

Answer 5

deltoid muscles

Question 6

where is the radial groove, and what fits in here

Answer 6

the radial nerve and the deep brachial artery, and it dives behind the LH triceps origin and the medial head origin

Question 7

the capitulum articulates with the

Answer 7

radius

Question 8

the trochlea articulates with the

Answer 8

ulna

Question 9

what attaches and what inserts at the lateral epicondyle

Answer 9

the radial collateral ligament and it is the origin of the supinator and the extensors

Question 10

there is a groove on the posterior part of the medial epicondyle and what travels in it

Answer 10

the ulnar nerve and the superior ulnar collateral ligament.

Question 11

what attaches at the medial epicondyle

Answer 11

the UCL, the pronator trees and the common flexor origin

Question 12

the head of the radius articulates with the __ of the humerus and the ___ of the ulna (and what ligament is here?)

Answer 12

capitulum and the radial notch (annular ligament)

Question 13

what carpal bones does the radius articulate with

Answer 13

the scaphoid, lunate and triquitrate (not pisiform)

Question 14

what attaches to the radial tuberosity

Answer 14

the biceps brachi

Question 15

what inserts on the styloid process of the radius

Answer 15

the brachioradialis

Question 16

where is the snuffbox? between what…

Answer 16

the extensor pollicus longus and the brevis (EPL and EPB)

Question 17

what inserts on the olecranon

Answer 17

the triceps

Question 18

what inserts at the coronoid process and the ulnar tuberosity

Answer 18

the brachialis

Question 19

from lateral to medial, starting with the first row of carpals, what are the bones? and what is an acronym to remember them?

Answer 19

scaphoid, lunate, triquitrum, pisiform, trapezium, trapezoid, capitate and hamate

Question 20

the pisiform is a sesamoid bone within the ___

Answer 20

FCU

Question 21

does the ulna have contact with the carpal bones?

Answer 21

no

Question 22

fracture of which carpal bone hurts the snuffbox, and can damage the radial artery?

Answer 22

scaphoid

Question 23

fracture of the hamate can cause damage to what structures?

Answer 23

the ulnar nerve and artery

Question 24

what is a Bennett fracture and a boxers fracture

Answer 24

Bennett: fracture of base metacarpal of thumb
boxers: neck of the 2nd and 3rd metacarpals or the 5th with lesser skill

Question 25

what travels in the Guyon canal and what bones creates this

Answer 25

ulnar nerve. hook of hamate and pisiform.

Question 26

what kind of joint is the AC joint, and what movement is allowed

Answer 26

a plane synovial, gliding

Question 27

what kind of joint is the SC joint, and what movements occur here?

Answer 27

a synovial plane gliding joint, and one that is double synovial. allows for elevation, depression, protraction, retraction and circumduction

Question 28

when the AC joint is dislocated, what ligament is disrupted

Answer 28

the coracoclavicular

Question 29

what kind of joint is the glenohumeral joint

Answer 29

a ball and socket

Question 30

the GH joint is innervated by what three nerves?

Answer 30

the axillary, the suprascapularis and the lateral pectoral nerves

Question 31

which arteries provide blood to the GH joint

Answer 31

the supra scapular, anterior and posterior humeral circumflex and the scapular circumflex arteries

Question 32

dislocation of the shoulder usually occurs in which direction, and can disrupt what?

Answer 32

the anterioinferior. can disrupt the axillary nerve and posterior humeral circumflex vessels

Question 33

what kind of joint is the elbow joint, and what kind of movement is allowed here?

Answer 33

a hinge joint, between the radius and ulna (flexion and extension), and then the proximal radioulnar joint (rotation)

Question 34

what nerves innervate the elbow joint

Answer 34

the MSCK, median, radial and ulnar nerve

Question 35

what blood supply to the elbow joint

Answer 35

the brachial, and the recurrent branches of the radial and ulnar

Question 36

where do the RCL and UCL come from

Answer 36

the RCL from the lateral epicondyle, and the UCL from the medial epicondyle

Question 37

what is the proximal and distal radioulnar joint

Answer 37

a synovial pivot joint for supination and pronation

Question 38

what kind of a joint is the radiocarpal joint

Answer 38

a synovial condyloid

Question 39

what kind of joint is the mid carpal joint

Answer 39

a synovial plane joint

Question 40

what kind of joint is the CMC joint

Answer 40

synovial saddle joint in thumb | a plane joint between the fingers 2-5

Question 41

what kind of joints are MCP joints

Answer 41

condyloid joints

Question 42

what kind of joints are IP joints

Answer 42

hinge joints

Question 43

where does the medial brachial cutaneous nerve come from, and what does it supply

Answer 43

the medial cord of the brachial plexus, and then is supplies the medial side of the arm C8-T1

Question 44

where does the medial antebrachial cutaneous nerve come from, and what does it supply

Answer 44

from median cord to the brachial plexus, and medial side of the forearm C8-T1

Question 45

where do the lateral brachial and antebrachial cutaneous nerves come from

Answer 45

brachial: axillary nerve antebrachial: MSCK nerve

Question 46

the posterior brachial and antebrachial cutaneous nerves come from the ___ nerve

Answer 46

radial

Question 47

describe the cephalic vein track, and where it ends

Answer 47

starts at the radial communication of the dorsal venous system, and attaches to the basilic vein via the medial cubital vein. ends at the axillary vein

Question 48

does the median cubital vein, lie deep or superficial to the bicipital aponeurosis

Answer 48

superficial

Question 49

what are the boundaries of the axilla

Answer 49

medial wall: upper ribs, intercostals, and SA lateral wall: intertubecular groove posterior wall: formed by subscapularis, trees major, lats anterior wall: pec major and minor base: formed by axillary fascia, and skin apex: clavicle, first rib, upper border swap

Question 50

contents in axilla

Answer 50

the brachial plexus and axillary artery

Question 51

the axillary vein is the union of the, also receives blood from where? and then goes into what?

Answer 51

brachial vein and basilic vein, gets blood from cephalic and then goes into the subclavian vein

Question 52

what are the muscles of the pec region, and there nerves

Answer 52

pec major (med and lat pec), minor (med (and lat) pec nerve), subclavius (n. to subclavius) and SA (long thoracic: C5,6,7)

Question 53

what nerves innervate the tires minor and major

Answer 53

the minor is the axillary nerve, with the deltoid, and the major is the lower subscapular never

Question 54

what are the three spaces in the shoulder

Answer 54

the quadrangular triangle (axillary nerve and the posterior humeral circumflex), the triangular space (circumflex scapular), and the triangular interval (radial nerve and profunda brachi)

Question 55

boundaries of the snuffbox

Answer 55

the EPB and EPL and it has the radial artery