The total amount of air that can be forcefully exhaled after the deepest inhalation possible is the ____.
A. expiratory reserve volume
B. residual volume
C. vital capacity
D. total lung capacity
E. tidal volume
C. vital capacity
The vital capacity is the maximum volume of air that can be exhaled after taking the deepest breath possible.
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Which of the following statements is TRUE regarding the medication digoxin?
a. Digoxin has negative chronotropic (slows AV conduction) and increased inotropic (force of cardiac contraction) effects. b. Digoxin is relatively safe in the emergency setting because of a very wide therapeutic dose range. c. Digoxin may be used safely with bradycardia as it strengthens the force of cardiac contractions. d. Because it is an antiarrhythmic, digoxin may be used in cardiac arrest.
Following a stem cell transplant, what steps are identified in the evaluation of engraftment of stem cells?
a. Chimerism studies, bone marrow M:E ratio, and cellularity b. CD34 enumeration of peripheral blood and bone marrow cellularity c. Absolute lymphocyte count, chimerism studies, and bone marrow cellularity d. Absolute neutrophil count enumeration, platelet count, and chimerism studies
An organism, observed on direct Gram stain from a clinical specimen, does not grow on blood or chocolate agars incubated at 35°C in CO2. This can be explained by all of following statements except
A) the organism is dead due to previous antibiotic therapy. B) the organism requires nicotinamide adenine dinucleotide for growth. C) the organism is fastidious and is not being provided the growth factor it needs. D) the organism is an anaerobe.
_____ is a shiny coat for show horses
Fill in the blank(s) with correct word