You are called to assist a 25-year-old female patient who is in profound respiratory distress. The patient has a history of asthma and severe allergies to peanuts. She has a prescribed albuterol inhaler and an epinephrine auto-injector. The patient states she was working in her garden when she accidentally stirred up a hornets' nest and was stung multiple times. The patient has wheezing in all
fields, and is breathing at 28 times per minute. She states that she triggered her asthma by running across the yard to the safety of her home. As you apply oxygen, you notice that she is now speaking in two- to three-word sentences, her skin has splotches, and her tongue and neck appear to be swelling. Your next action is to call medical control and then do what?
A) Do not request to give epinephrine. It was prescribed for a peanut reaction, not for asthma.
B) Request to assist the patient with her epinephrine pen for anaphylaxis.
C) Request to assist the patient with her Albuterol for anaphylaxis.
D) Request to assist the patient with her Albuterol inhaler for her asthma.
B
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What happens to maternal systems during pregnancy?
A) Respiratory volume decreases due to increased abdominal pressure B) Glomerular filtration rate decreases due to increased urine output C) Maternal blood volume decreases due to fetal blood supply demands D) None of the above
In patients with small-airway disease breathing at higher than normal frequencies, what is likely to happen?
1. Dynamic compliance drops. 2. Oxygen consumption decreases. 3. The distribution of ventilation worsens. 4. The work of breathing increases. a. 1 and 2 only b. 1, 2, and 4 only c. 2, 3, and 4 only d. 1, 2, 3, and 4
________ (also called pacemaker cells) are specialized cells that not only create an electrical impulse but also create these impulses at a regular interval
A) Nodal cells B) Bundle fibers C) Vagus cells D) Purkinje fibers
Which of the following statements is TRUE regarding placement of a constricting band when initiating IV access in the hand or arm?
A) The constricting band should be just tight enough to impede arterial blood flow without restricting venous passage. B) The constricting band should be just tight enough to impede venous blood flow without restricting arterial passage. C) The constricting band should be placed distal to the intended site of puncture. D) Never leave the band in place for more than three minutes.