Extremity and Wound Trauma

Question 1

Avoid lido with epi for which areas?

Answer 1

• digits
• ears
• nose
• evulsion injuries

Question 2

Which nerve is thumbs up/ hitchhike sign?

Answer 2

radial nerve

Question 3

Which nerve is thumb to 5th finger, make a fist (trapped in forearm and wrist fractures)?

Answer 3

median nerve

Question 4

Which nerve is fanning out fingers?

Answer 4

ulnar nerve

Question 5

Which nerve is push down on gas pedal?

Answer 5

tibial nerve

Question 6

Which nerve is flexed hip against resistance?

Answer 6

femoral nerve

Question 7

Which nerve is pull foot up?

Answer 7

peroneal nerve

Question 8

What kind of fracture is falling on palm?

Answer 8

Colles fracture

Question 9

What kind of fracture is 5th metacarpal fracture?

Answer 9

Boxer’s fracture

** apply posterior ulnar splint

Question 10

Where is a pelvic binder placed?

Answer 10

level of the greater trochanter

Question 11

Fat embolism syndrome s/s

Answer 11

48 hrs post femur fracture

• sudden onset of severe resp distress
• restlessness, altered LOC, low O2 sat
• petechial rash on chest, axillae, and conjunctivae

Question 12

Carbon Monoxide (CO) toxic and lethal levels?

Answer 12

toxic >25%
lethal >60%

treat with 100% O2 until. carboxyhemoglobin is <10% for 1 hour

Question 13

Which burn thickness does not blanch?

Answer 13

deep-thickness

Question 14

What is the burn calculation for IVF for American Burn Association?

Answer 14

Adult: 2ml/ kg/ BSA for 24 hour calculation
electrical: 4ml/ kg/ BSA

**half should be infused 8 hours from time of burn

Question 15

What is the formula for Parkland Burn?

Answer 15

4ml/ kg/ BSA