(30 Points)
.1 Peter has a vitamin deficiency, a skin problem, brain damage, and a chronic liver problem due to his chronic substance abuse of which drug?

ONicotine

OCocaine

OAlcohol

OHeroin

.2 Which of the following is NOT a reason that e-cigarettes are harmful?

OThey can explode and cause injury.

OThe nicotine used in them is highly addictive.

OThey contain tar, like traditional cigarettes.

OThe aerosols used in them can cause cancer.

An 80-year-old woman comes to the urgent care clinic with dyspnoea on exertion. on physical examination, her blood pressure is 100/70, and her pulse is 75. she has no pulsus paradoxus. her jugular veins are distended, and she has distant heart sounds. in addition, she has extra third and fourth heart sounds. her liver is enlarged, and she has pedal oedema. she has occasional premature ventricular contractions on her electrocardiogram. a chest x-ray reveals clear lung fields with a dilated cardiac silhouette. her echocardiogram reveals ventricular walls with a "speckled pattern". which of the following is the most likely diagnosis? - alcoholic cardiomyopathy- amyloidosis- haemochromatosis- tuberculosis- viral myocarditis