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A 64-year-old man with a history of poorly controlled hypertension presents for a routine checkup. His ECG shows deep S waves in lead V1 &V2, tall R waves in lead V5&V6. An inverted T wave seen in V6. Which of the following is the most likely diagnosis?

Cardiac output is a combination of stroke volume and heart rate. The after load is focused on pressure exerted by the heart during contraction. Which of the option(s) below contributes to after load in stroke volume.

Find the correct statement concerning myocardial hypertrophy:

An EKG wave that is 10 small boxes high and 3 small boxes wide is:

Interpret the following EKG: question44exam1.jpg

The most accurate statement regarding escape beats/rhythms is:

The rhythm in the following EKG is most likely: question14exam1.png

An 18-year-old male arrives to the ED with complaints of dizziness, nausea and vomiting. He works as a roofer and has been working in the heat for the past two days. Today he felt like he was going to pass out and his boss drove him to the ED. He is sweating profusely, and his skin is cool and clammy. His vital signs are: BP 94/50, HR as below, RR 28, O2 sats 96% on room air. What is the best treatment for this patient?

Xylitol is a sweetener used in toothpaste. What are the benefits of using xylitol as a sweetener for toothpaste and other dental products?

What is the first thing you would address with Mrs. Holiday?