Peripherally acting adrenergic blockers reduce blood pressure by reducing arterial and venous:
A) blood flow
B) vascular tone
C) fibrillation
D) viscosity
B) vascular tone
Peripherally acting adrenergic blockers reduce blood pressure by reducing vascular tone, primarily in the veins and the arteries. They are antihypertensive in that their effects depend on the inhibition of norepinephrine release and the depletion of norepinephrine from nerve terminals.
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What abbreviation is used to indicate acute radiation syndrome?
What will be an ideal response?
Formal training programs in medical assisting ____.
A. are offered only at 2-year colleges B. can be replaced by on-the-job training C. must be approved by the AAMA or AMT D. last 9 months to 2 years and award a certificate, diploma, or associate degree E. are offered only online
The ICD-10-CM Table of Neoplasms is indexed according to anatomic site and contains four cellular classifications, organized in columns: malignant, benign, uncertain behavior, and unspecified nature. Which column classifies the original cancerous tumor site?
a. primary malignant b. secondary malignant c. carcinoma in situ d. unspecified nature
When assessing a geriatric patient who has possibly experienced an acute ischemic stroke, it is MOST important to:
A. determine the onset of the patient's symptoms. B. ascertain about a history of atrial fibrillation. C. administer 324 mg of aspirin as soon as possible. D. determine if the patient has risk factors for a stroke.