This receives the impulse from the SA node. 

A. SA node
B. AV node
C. bundle of His
D. Purkinje fibers


B. AV node

Health Professions

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Which of the following statements is false regarding malnutrition in patients with chronic ob-structive pulmonary disease (COPD)?

a. Use of a nasal cannula may contribute to the problem. b. Depression is common and may reduce appetite. c. A high work of breathing increases caloric needs. d. Vitamin deficiencies increased the need for oxygen.

Health Professions

Which of the following would be MOST appropriate for an AEMT to provide for a patient with an acute onset of pulmonary edema with severe respiratory distress?

A) Immediate tracheal intubation B) IV administration of nitroglycerin C) Administration of a beta2-agonist D) Continuous positive airway pressure (CPAP)

Health Professions

Which of the following is (are) small cell lung cancer(s)?

1. Undifferentiated carcinoma 2. Squamous carcinoma 3. Adenocarcinoma 4. Oat cell carcinoma a. 4 b. 1, 3 c. 2, 4 d. 1, 2, 3

Health Professions

What is another name for the HIPAA Eligibility for a Health Plan transaction?

A. X12 837 B. X12 278 C. X12 270/271 D. ABN

Health Professions