A simple, noninvasive test that measures the patient's pulse rate and oxygen saturation (SAT) level in the blood is:
A) ?vital function
B) pulse oximetry
C) peak flow
D) none of the above
B
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You have administered a medication to a patient, resulting in a decreased speed of cardiac impulse conduction. This drug is most accurately described as having a ________ effect
A) negative dromotropic
B) negative chronotropic
C) positive dromotropic
D) positive chronotropic
The retina is actually an extension of the brain.
Answer the following statement true (T) or false (F)
With respect to a physiological saline solution, a salt solution having a concentration of 1.2% is:
A. isotonic. B. hypotonic. C. hypertonic. D. a physiological saline solution.
Which cranial nerves innervate the muscles of the throat, neck, and voice box?
A. Accessory nerves B. Hypoglossal nerves C. Vagus nerves D. Vestibulocochlear nerves