Musculoskeletal p.416-418

Question 1

excess anterior gliding of tibia due to — injury. excess posterior gliding of tibia due to — injury.

Answer 1

ACL

PCL

Question 2

Pain, “popping” on external rotation is due to — during what exam?

Answer 2

medial meniscal tear

McMurray test

Question 3

valgus force causes — space widening of tibia Ž— injury.

Answer 3

(lateral = valgus)
medial
MCL

Question 4

varus force causes — space widening of tibia Ž — injury.

Answer 4

(medial = varus)
lateral
LCL

Question 5

lateral or medial meniscus injury is more common?

Answer 5

lateral

Question 6

A carpet layer complains of pain in his knees during day but not at night and rapid swelling on the front of kneecap. what is the path?

Answer 6

Prepatellar bursitis

Question 7

Another name for Baker’s cyst?

Answer 7

popliteal cyst,

can also be associated with Lyme disease and RA

Question 8

Pt fails the “empty/full can” test and therefore the — muscle can not raise the arm to — degree.

Answer 8

Supraspinatus (suprascapular nerve)

up to 15 degree before Deltoid takes over

Question 9

Name all the Rotator cuff muscles and their function?

Answer 9

Supraspinatus - (suprascapular nerve) abducts arm initially
Infraspinatus - laterally rotates arm
teres minor (axillary nerve)—adducts and laterally rotates arm.
ƒƒSubscapularis (upper and lower subscapular
nerves)—medially rotates and adducts arm.

Question 10

Name all the wrist bones?

Answer 10

Scaphoid, Lunate, Triquetrum,
Pisiform, Hamate, Capitate, Trapezoid,
Trapezium A . (So Long To Pinky, Here
Comes The Thumb).

Question 11

Repetitive flexion (forehand shots) can cause what injury?

Answer 11

Medial epicondylitis

Question 12

• – is classically seen in cyclists due to pressure from

handlebars. Which nerve is involved?

Answer 12

Guyon canal syndrome

Compression of ulnar nerve

Question 13

Repetitive extension (backhand shots) can cause what injury?

Answer 13

Lateral epicondylitis

Question 14

— is the most commonly fractured carpal bone and is

prone to — owing to retrograde blood supply.

Answer 14

Scaphoid

avascular necrosis

Question 15

— is associated with pregnancy, rheumatoid arthritis,

hypothyroidism; may be associated with repetitive use.

Answer 15

Carpal tunnel syndrome

Question 16

What nerve and at what level causes Flattened deltoid if injured?

Answer 16

Axillary

C5-C6

Question 17

Dislocation of — may cause acute carpal tunnel syndrome.

Answer 17

lunate

Question 18

Pt can’t supinate or flex forearm and has loss of sensation over lateral forearm. Nerve and levels?

Answer 18

Musculocutaneous

(C5-C7) lose biceps refelx

Question 19

A fall on an outstretched hand that damages

the —- can cause ulnar nerve injury.

Answer 19

hook of the hamate

Question 20

Which nerve does not cause a loss of sensation from an arm injury?

Answer 20

Recurrent branch of median nerve (C5-T1)

“Ape hand”

Question 21

Pt has post Tinel sign. what is the Dx and what n./level?

Answer 21

(tingling on percussion) in carpal tunnel syndrome
Median
(C5-T1)
“Ape hand” and “Pope’s blessing”

Question 22

Pt with decr grip strength and loss of sensation over posterior arm/forearm after using crutches. What n. at what levels?

Answer 22

due to compression of axilla —Radial n

C5-T1

Question 23

Radial deviation of wrist upon flexion (proximal lesion)

Answer 23

Ulnar (C8-T1)

“Ulnar claw” on digit extension