The intrinsic firing rate of the AV node is which of the following?
A. 60-100 BPM
B. 40-60 BPM
C. 20-40 BPM
D. <40 BPM
Answer: B
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A junctional escape beat occurs when:
A) the AV junction becomes irritable and temporarily overrides the SA node. B) there is a conduction block between the SA node and AV node. C) there is an accessory pathway that causes reentry of the impulse at the AV node. D) the rate of the SA node is slower than that of the AV node.
Involuntary breathing in patients without significant respiratory disease is controlled by:
a. the amount of carbon dioxide dissolved in the blood. b. a conscious effort of inspiration. c. the amount of oxygen dissolved in the blood. d. tissue hypoxia.
Answer the following statements true (T) or false (F)
1. The UB-04 claim form is required by all private payers 2. Inpatient care refers to a hospital confinement of more than 24 hours. 3. An ambulatory surgical center must be affiliated with a hospital in order to operate. 4. In urgent care situations, there is no risk of the patient losing life or limb. 5. Revenue codes on the UB-04 claim form identify services and benefit days for Medicare patients.
A 72-year-old male with type 2 diabetes complains of "not feeling well." He is diaphoretic and his blood sugar reading is 110 mg/dL. You should be MOST suspicious for:
A. an acute ischemic stroke. B. slowly developing insulin shock. C. an acute myocardial infarction. D. impending diabetic ketoacidosis.