Electrical injuries produce severe external and internal injuries because:
a. the skin is a poor conductor with a high resistance, and blood vessels are good conductors with low resistance.
b. both the skin and blood vessels are good conductors with low resistance.
c. the skin is a good conductor with a high resistance, and blood vessels are good conductors with low resistance.
d. skin is a poor conductor with a low resistance, and blood vessels are good conductors with low resistance.
Answer: a
You might also like to view...
The patients arrive without an appointment and are generally seen in the order of arrival. A medical office or facility using such a system is said to have ________ office hours
a. flexible b. closed c. open d. appearance
A middle-aged male has sustained blunt force trauma to the abdomen resulting in an isolated tear and perforation of the large intestine. When following up on the patient, which of the following should the EMT not suppose, given the organ that was injured?
A) The patient developed an infection. B) The patient rapidly decompensated into shock. C) The patient has profound hypoxia. D) The patient suffered from severe internal bleeding.
Establishing a reference interval requires which of the following?
A) A random selection of individuals B) No criteria at all with regard to subjects used for data collection C) A well-defined group of individuals D) An identical number of subjects representing various groups of individuals
How many electrons will calcium gain or lose when it forms an ion?
A. lose 2 B. gain 2 C. gain 6 D. lose 1