What is the electrical axis of the patient's heart if lead I is predominantly positive and lead aVF is predominantly negative?
A. A normal axis (no deviation)
B. Left axis deviation
C. Right axis deviation
D. Extreme right axis deviation
Answer: B
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Which of the following is an advantage of masonry materials?
A. Construction is less labor-intensive than other methods. B. Masonry materials are inherently resistant to fire and insects. C. Mortar joints rarely deteriorate, even over long periods of time. D. Masonry materials are much less expensive than other materials.
Which of the following uses a differential pressure to measure flow?
A) pitot tube flow sensor B) vane-type respirometer C) thermal anemometer D) mass flow sensor
____ is an increased amount of fluid or blood in the pericardial sac surrounding the heart.
A. Pericardial effusion B. Stenosis C. Pulmonary hypertension D. Thrombosis
Hypotension may be caused by an excess amount of fat or salt in the diet
Indicate whether the statement is true or false