The two upper chambers of the heart are the:
A) atria
B) ventricles
C) myocardium
D) mediastinum
A
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Which of the following are true about boiling? 1. Boiling a liquid requires more energy than does evaporating it. 2. A liquid's boiling point varies with the atmospheric pressure. 3. The greater the ambient pressure, the lower is the boiling point
a. 2 and 3 only b. 1 and 3 only c. 1 and 2 only d. 1, 2, and 3
Answer the following statements true (T) or false (F)
1. An established patient seen in the physician’s office for sore throat and a temperature. The physician performed a problem-focused history, problem-focused examination and medical decision making was of low complexity. The final diagnosis was acute pharyngitis.  2. The patient was diagnosed with a suspicious left breast mass. Under ultrasound guidance, percutaneous, the surgeon inserted a breast marker and performed a biopsy.  3. The patient has been experiencing occasional rectal bleeding. The surgeon performed a colonoscopy that extended to the cecum. A biopsy was taken of tissue in the ascending colon, the source of the bleeding was not found.  4. The physician documents the diagnosis as calculus of the ureter. The surgeon performs a cystoscopy, ureteroscopy for fragmentation of the stone and insertion of double J stent  5. The patient was taken to the outpatient surgical suite with the diagnosis of chronic hoarseness. The surgeon performed a flexible bronchoscopy with bronchial cell washings and brushings. 
What do you do to make a message concise?
A. make sure it contains all necessary information B. be sure it is organized and logical C. make the message brief and direct D. be sure it is free from ambiguity
Cracking of the anode typically occurs
a. with extended use. b. when the anode is off-focus. c. when a cold anode is hit with a high kVp exposure. d. when the cathode cup touches the anode, causing a short.