6. Describe a possible cause for a change in the QRS complex

Which action would the nurse take first when caring for a client who has just returned to the intensive care unit after open-heart surgery? Elevate the head of the bed to 30 degrees. Suction the dient through the endotracheal tube. Check the pulse oximeter for oxygen saturation. Auscultate the client's heart and lung sounds.

Which finding by the nurse is most important to communicate to the health care provider when assessing a client who has aortic stenosis and is scheduled for aortic valve replacement? Loud systolic murmur Multiple dental caries Heartburn when lying down Paroxysmal nocturnal dyspnea

The Dietary Guidelines for Americans recommends that babies less than 2 years in age: a. avoid all saturated fat sources. b. consume less than $10\% $ of calories per day from saturated fats. c. avoid all sourhes of added sugars. d. are exclusively fed breast milk until at least 12 months. e. consume less than $10\% $ of calories from added sugars.

The technique of experimental ablation (also known as lesioning) involves: A Looking at behavioral changes after intentional damage is done to a part of the brain. B Looking at behavioral changes when electrically stimulating the brain. C Imaging the brain using an MRI scanner. D Measuring how fast a message travels in nerves.

The tubercles formed in primary tuberculosis are caused by an influx of __ neutrophils basophils mononuclear cells polymorphonuclear leukocytes antibodies

Fill in the Blank Question Researchers hypothesize that $\square $ experiences lower the efficiency of immune systems, making individuals more susceptible to disease. (1))

The vestibulocochlear nerve is negatively affected by which class of antibiotics? Protein synthesis inhibitors. Antimetabolites. DNA synthesis inhibitors. Cell wall synthesis inhibitors.

A nurse is trying to administer a medication to a client when the electronic medication administration record (MAR)stops working properly. Which actions should the nurse take to reduce stress in this situation? Select all that apply. Identify the conflict Obtain downtime forms Recognize the air coming in and out of their body Appreciate other benefits that MAR has provided in the past Stop doing anything related to the medication administration Identify co-worker support

Which bacteria causes pneumonia is airborne and noncommunicable? Bordetella pertussis Legionella pneumophilia Streptococcus pneumonia Mycobacterium tuberculosis

A nurse is preparing to administer 7.5 mL of ampicillin 250 mg oral suspension to a toddler who has otitis media The nurse should recognize that 7.5 mL is equivalent to how many tsp?(Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.) $\square $ tsp