Which waveforms are present during wakefulness and during the onset of quiet sleep? 1. Alpha waves 2. Beta waves 3. Delta waves 4. Theta waves
a. 1 and 2 c. 3 and 4
b. 2 and 3 d. 1 and 4
ANS: A
Alpha and beta waves are present during wakefulness and during the onset of quiet sleep.
You might also like to view...
Which type of solutions should NOT be introduced into the ear?
a. Room temperature b. Cold c. Earwax softeners d. Saline
What is a difficulty in relying on referent values or cutoffs in converting a numerical test results into a yes-or-no clinical diagnosis?
A) Test results can fall beyond the cutoff values, leaving the diagnostic question unanswered. B) The cutoff value is patient-specific and must be calculated for each individual patient. C) The value considered to be the cutoff is variable depending on the prescribing physician. D) There is a range of test result values that are shared between those with and without the condition.
While following the Pediatric Triangle of assessment, you observe an infant and note that she is paradoxically irritable. This sign is often indicative that the child is:
a. very ill. b. a victim of neglect. c. not seriously ill. d. hungry.
________ provides three-dimensional views of internal body organs, in real time, with greater visibility of variations within soft tissues, making visualization of brain, spine, muscles, joints, and other structures more informative.
A. Positron Emission Tomography (PET) B. Magnetic Resonance Imaging (MRI) C. Computed Tomography (CT) Scans D. Radiography