Having a neonate exposed to drafts will cause a heat transfer through ____.
A. conduction
B. evaporation
C. convection
D. radiation
Answer: C
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A 37-year-old male was hit by a trolley and his foot was almost severed. It is only connected by some skin and crushed bone. What should you do?
A) Because of the seriousness of the injury, wait for ALS before providing any care. B) Apply a pressure dressing to control bleeding, stabilize the foot by splinting, apply oxygen, and transport as a priority patient. C) Immediately apply a tourniquet to control bleeding. D) Complete the amputation. It will make the injury much easier to handle.
What is the lethal concentration, 50% kill?
a. The amount of a substance, measured in milligrams per body mass, that kills half of a group of laboratory animals to which the substance is administered during a preestablished time b. The concentration of a substance, measured in parts per million, that kills half of a group of laboratory animals to which the substance is administered during a preestablished time c. The concentration of a substance, in milligrams per kilogram (mg/kg), that kills a laboratory animal within 48 hours d. The concentration of a substance to which workers can be exposed continuously for a period of approximately 15 minutes without suffering irritation, chronic or irreversible tissue damage, or narcosis sufficient to increase the risk of accidental injury, impair self-rescue, or materially reduce work-related efficiency
Shock results from an interruption in the processes of normal:
A. peristalsis. B. mental function. C. perfusion. D. parthenogenesis.
Angina causes some muscle tissue to die (necrosis)
Indicate whether the statement is true or false