Which of the following types of pneumonia suggests that the patient acquired it through inhala-tion of infectious particles?
a. Cytomegalovirus
b. Haemophilus influenzae
c. Histoplasmosis
d. Staphylococcus
ANS: C
Six pathogenetic mechanisms may contribute to the development of pneumonia (Table 24-2). Histoplasmosis is one of those caused by inhalation of infectious particles.
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The BTU (English system) refers to:
A) the amount of energy required to raise the temperature of a unit of mass one degree. B) the energy required to change water from a liquid state to a vapor state or released when water changes from vapor to liquid. C) the energy required to raise one pound (1 lb) of water one degree Fahrenheit (1°F). D) the amount of energy liberated during sublimation.
Which one of the following statements about traction splints is TRUE?
A) "Once the traction splint has been positioned under the leg, and the ankle hitch is applied, manual traction can be released." B) "Once the mechanical traction has been applied, the ischial strap must be released to promote circulation into the affected leg." C) "Mechanical traction should be applied until the mechanical traction is equal to the manual traction and the patient experiences a reduction in pain." D) "Mechanical traction should be applied until the affected leg is approximately one to two inches longer than the unaffected leg."
Normally, the hematocrit is approximately
three times the hemoglobin twice the hemoglobin one-third the hemoglobin two-thirds the hemoglobin
If antiseptic solution splashes on a sterile field, the field is contaminated and should not be used
Indicate whether the statement is true or false