PHTLS Exam Practice| Complete Review with Questions and Verified Answers| GRADE A
QUESTION
PTs with both thermal burns and smoke inhalation will
... [Show More] require..
Answer:
Significantly more fluid than the burn PT without smoke inhalation.
QUESTION
Why is it that in many cases the extent of apparent tissue damage does not accurately reflect the magnitude of the injury?
Answer:
As the electricity courses through the PT's body, deep layers of tissue are destroyed despite seemingly minor injuries on the surface.
QUESTION
Electrical and crush injuries share many similarities.
Answer:
In both injuries, there is massive destruction of large muscle groups with resultant release of both potassium and myoglobin.
QUESTION
Circumferential burns of the chest can constrict the chest wall and prevent sufficient..
Answer:
Tidal Volume
QUESTION
Any PT with burns to the face or soot in the sputum is at risk for a smoke inhalation injury; but absence of these signs does not exclude the diagnosis of a toxic inhalation. Three elements of smoke inhalation:
Answer:
thermal injury, asphyxiation, delayed toxic-induced lung injury
QUESTION
Carbon monoxide (CO) and cyanide gas (CN)
Answer:
-Asphyxiants
-CO binds to hemoglobin with greater affinity than O2
-Treatment is 100% oxygen 40-60 min.
QUESTION
Toxin-Induced Lung Injury
Answer:
-Takes several days for signs and symptoms to occur
-Causes death of cilia cells and floods lungs. Could cause life-threatentin pneumonia.
QUESTION
Initial and most important element in caring for a PT with smoke exposure...
Answer:
need for orotracheal intubation
QUESTION
detention of nuclear weapon kills by three mechanisms:
Answer:
thermal burns from initial firestorm, supersonic destructive blast, production of radiation.
QUESTION
Radiation exposure PT, Initial priority..
Answer:
Remove the PT from the source of contamination, remove contaminated clothing, irrigate PT with water.
QUESTION
Symptoms of radiation exposure
Answer:
few hours after exposure, PT will experience nausea, vomiting, and cramping abdominal pain. Aggressive fluid management is required to prevent the development of renal failure. Bone marrow is extremely sensitive to radiation and will stop producing white blood cells.
QUESTION
Severity of chemical burns is determined by 4 factors:
Answer:
nature of the chemical, concentration of the chemical, duration of contact, and mechanism of action of the chemical.
QUESTION
Acids damage tissue by:
Alkali burns destroy tissue by:
Answer:
Acids damage tissue by: coagulative necrosis
Alkali burns destroy tissue by: liquefaction necrosis
QUESTION
Neutralizing agents for chemical burns are avoided because..
Answer:
the neutralizing process produces heat
QUESTION
-Hypoxia
-Hypercarbia
-Acidosis
-Shock
Answer:
-inadequate amounts of oxygen in the blood
-excessive carbon dioxide in the blood
-excessive acid in the blood
-inadequate amounts of oxygen reaching the body's organs and tissues
QUESTION
How many pairs of ribs are there?
Answer:
There are 12 paired ribs. The upper 10 pairs attach to the spinal column in the back and either the sternum or the rib above in the front. The lower two pairs of ribs only attach in the back to the spine.
QUESTION
Do the lower two pairs of ribs break easily?
Answer:
a [Show Less]