________ The pinna funnels sound waves through the auditory canal to the tympanic membrane
Indicate whether the statement is true or false
True
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You respond to a scene where gunshots have been heard, and there is a report of a "man down." You should enter the scene when:
A) you arrive on the scene. B) dispatch informs you the scene is safe. C) you observe the gunman fleeing the scene. D) police officers arrive and secure the scene.
Which statements are true concerning non-REM sleep?
1. Early stages predispose a person to apneic periods. 2. PaO2 levels decrease by 5 to 10 mm Hg. 3. Minute ventilation increases by 1 to 2 L/min during stages 3 and 4. 4. The amount of time spent in these stages is less than 50% of the total sleep time. a. 1 and 2 c. 1 and 4 b. 3 and 4 d. 2 and 4
The first step in an inpatient admission and discharge is:
A) patient care is provided by the nursing staff. B) the chart is examined for missing information. C) procedures are ordered by a physician. D) an attending physician is assigned. E) patient demographic and insurance information is collected.
The larger the number of participants in a research study, the better the validity of the findings.
Answer the following statement true (T) or false (F)