Which of the following is the best method to determine JVD?

a. Lay the patient prone, with head lower than 45 degrees.
b. Lay the patient prone, with head raised to 45 degrees.
c. Lay the patient supine, with the head lower than 45 degrees.
d. Lay the patient supine, with the head raised to 45 degrees.

Ans: d. Lay the patient supine, with the head raised to 45 degrees.

Health Professions

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Exposure to elevated barometric pressure during hyperbaric oxygen therapy can directly affect a number of physiologic parameters, including which of the following?

1. Arterial and alveolar partial pressure for oxygen 2. Temperature of the gases being breathed 3. Work of breathing 4. Lung volumes a. 1 and 2 c. 2, 3, and 4 b. 1 and 4 d. 1, 2, 3, and 4

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Which type of handpiece is used to gain access through the bone to the apex during an apicoectomy?

a. Low-speed b. High-speed

Health Professions