Normal heart sounds are created primarily by which of the following?
a. Opening of the heart valves
b. Rush of blood during systole
c. Closing of the heart valves
d. Electrical conduction in the heart
ANS: C
Normal heart sounds are created by closure of the heart valves.
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A. hilum B. uvula C. epiglottis D. pleura
Which is TRUE about sinus arrest and sinus exit block?
A) The pause in both sinus exit block and sinus arrest is a multiple of the R-R intervals. B) Sinus exit block is an irregular rhythm; sinus arrest is regular. C) Sinus arrest always ends in an escape beat; sinus exit block doesn't. D) Sinus arrest and sinus exit block can both result in decreased cardiac output.
A computerized occlusal analysis system, T-Scanâ III, can provide vivid graphics of the patient's occlusion
a. True b. False Indicate whether the statement is true or false
Patient health education should include ________.
A. ways to minimize contact with healthcare personnel B. ideas for meeting someone of the opposite sex C. steps to protect against illness and injury D. ways to make more money on the job E. legal advice on divorce