trauma 223 Flashcards
Hydroflouric Acid Burns are treated with:
Calcium Gluconate
What should you suspect with a high temperature steam injury with stridor?
Glottic Injury
What type of nerve fibers are stimulated in peridontitis?
somatic nerve fibers
What happens with capillary stagnation and hemorragic shock?
precapillary sphincters open and the red blood cells clump together
what sign is indicative of a splenic injury?
shoulder pain
What is the first treatment for compensated shock?
High flow 02
what is the first line treatment after ROSC that has hypotension after a 1 liter bolus of normal saline?
0.1-0.5ug of epinepherine 1-10000
What is the most likely injury if you get hit in the face with a baceball bat?
Eyeball injury
What decreases pulse pressure in hemorragic shock?
the increase in vascular resistance
Patients who have hyporesonance of lungs, JVD, and a scaphoid abdomen are likely to need what as a first line treatment? why?
Assisted ventilations; suspected diaphragmatic injury/herniation
Which burn injury zone can have the greatest damage to tissues?
Zone of Coagulation
What is NOT a predicatble INITIAL injury of pediatric pedestrian vs. motor vehicle?
Facial Trauma
what can you expect of newtons 1st law of physics when it comes to motor vehicle crashes?
there’s at least 3 collisions with a motor vehicle crash
whats the map of 160/100?
120
whats a formula for MAP?
(2xDiastolic)+Systolic/3
Whats the MAP of 120/60?
80
Whats the MAP of 146/65
92
What diagnosis can be easily missed if you did not do an appropriate scene size up?
Myocardial Contusion
When you get a laceration to the soft tissue around the eyes, what is your greatest concern?
lubrication to the cornea
what is the treatment that will lead to the GREATEST success with the LEAST amount of damage to the tissues in regards to treating a radial artery lacteration?
Direct pressure to the laceration
What is the most appropriate sign you will see in your patient with a total volume loss of 1000ml in a hemmorhage?
decrease in blood pressure
when a patient has a blood pressure of 160/100 in a dissecting aortic aneurysm, what is the best explaination for the high blood pressure?
The sympathetic nerve fiber responds to the stretching of the aorta
What is the definition of the blood in the anterior portion of the eye in front of the iris?
Hyphema
What is the most immediate way to treat the a bleed from a stick impaled in the arm?
direct pressure and manually stabilize the stick
What is the first thing to check with an adult unconcious trauma?
Carotid Pulse
What is the best explaination for low blood pressure in tension pneumothorax?
the increase in intrathoracic pressure decreases blood return to the heart
what are the signs and symptoms of cardiogenic shock?
Hypotension, Hypoxia, Tachycardia, Pulmonary congestion
what are some signs and symptoms of an aortic dissection?
tearing pain in the chest, unequal upper extremity pulse
What radioactive waves would be most likely to cause damage?
Alpha waves
What is the cause of increased heart rate in compensated shock?
decreased pressure sensed by baroreceptors
what is the next step in treatment after maintaining C-spine in a spinal injury that results in quadrepelegia?
Assisting ventilations
What core temperature will most likely cause VFIB?
89.9 F
whats the most frequent injury in explosions?
lung injuries
what is a sign and symptom of a laceration to the thoracic aorta?
bilateral shoulder pain
what is the most ominous finding associated with abdominal injuries?
firm distended abdomen
what is a possible diagnosis of someone with hematuria and abdominal pain?
kidney damage
what are you NOT concerned about in regards to the pathophysiology of electrical burns?
that your greatest concern is skin damage
What is your principal life threat in an esophageal rupture?
Damage to the mediastinal organs
Which major nerve goes from the L4-S4, and runs down the sacral plexus?
Sciatic Nerve
signs and symptoms of central cord syndrome?
Paralysis of the arms, sacral sparing (preservation of butthole function)
how does central cord syndrome commonly occur?
hyperextension cervical injuries, and less commonly, flexion cervical injuries
How is anterior cord syndrome caused?
Injury to anterior aspect of spinal cord by a ruptured intervertebral disk or fragments of the vertebral body forced posteriorly into the spinal canal
what are signs and symptoms of anterior cord syndrome?
decreased sensation of pain and temperature below level of lesion, intact light touch and position sensation, paralysis below the level of the lesion
what causes a brown-sequard syndrome?
ruptured intervertebral diskor the pushing of a fragment of vertebral body on the spinal cord. also occurs during knife or missile injuries
how does brown-sequard syndrom present?
weakness or paralysis of extremities on the ipsilateral (same) side with loss of pain and temperature sensation on the contralateral (opposite) side
