A patient's weight may result in altered drug:
A) Side effects
B) Allergies
C) Dosage
D) Dispensing
E) Pharmacology
Answer: C) Dosage
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How much pressure is lost to friction as 500 gpm travels through 600 feet of 4-inch, Schedule 10 pipe having a C of 90?
What will be an ideal response?
You have been called to a public pool for an unresponsive patient. On arrival, you find lifeguards performing CPR with a pocket mask and oxygen on a 67-year-old male swimmer. They report that the patient was in the water and was seen clutching his chest seconds before going unresponsive. He was immediately pulled from the water and CPR was initiated. The lifeguards estimate that CPR has been performed for 5 minutes. Assessment shows the man to be unresponsive, apneic, and pulseless. What should be your first response?
A) "Stop CPR and let's apply the AED." B) "We need to quickly dry him from head to toe before applying the AED." C) "Let's start ventilation with a bag-valve mask and oxygen." D) "Resume CPR and let's take a towel and dry off his chest so we can apply the AED electrodes."
The pacemaker that fires at 20 to 40 beats per minute is:
A. Purkinje's network. B. the bundle of His. C. the AV node. D. the SA node.
When the overall image appears flat and gray, or all anatomic structures are not penetrated, this refers to a __________ issue
A) density B) contrast C) distortion D) positioning