ANP652 Quiz 3 - The S2 heart sound denotes

Quiz 3 ANP 652

The S2 heart sound denotes:

 Closure of the mitral and tricuspid valves

 Early closure of the tricuspid valve

 Early closure of the aortic valve

 Closure of the aortic and pulmonic valves

2 How does aspirin work to prevent cardiac ischemia?

 By blocking the enzyme, COX-1 (cyclo-oxygenase-1), produced by platelets, that causes clumping.

 By inhibiting the binding of adenosine diphosphate (ADP) to the receptor on the platelet surface that allows clumping.

 By inhibiting the binding of glycoproteins IIa/IIIa to the receptor on the platelet surface that allows clumping.

 By modifying the leukotrienes in the inflammatory cascade.

3 A 71-year-old male with a past medical history significant for atrial fibrillation and colon cancer presents to the ER with sudden onset of severe abdominal pain. Assessment data is as follows: HR 132, BP 100/70, O2 95%, moderate abdominal pain on palpitation, hyperactive bowel sounds, and no abdominal distention. What is the next step?

 Draw CBC, ABG, AST, ALT

 CT scan with contrast, CBC, electrolytes

 Increase pain medication

 CBC, dopamine drip, and type and cross 6 units of PRBCs

4 Which is the most common type of leukemia in older adults?

 Acute lymphocytic leukemia

 Chronic lymphocytic leukemia

 Late onset lymphocytic leukemia

 Chronic myelogenous leukemia

5 A 59-year-old male with a past medical history significant for hypertension, type 2 diabetes, and hyperlipidemia presents to the ER with stabbing upper back pain for the past two days with no relief with over the counter medications. Physical exam findings show: HR 95, BP 180/100, 3/6 diastolic blowing murmur and a S4 heart sound. What is the most likely diagnosis?

 Myocardial infarction

 Pulmonary embolism

 Endocarditis

 Aortic dissection

6 A 59-year-old male with a past medical history significant for hypertension, type 2 diabetes, and hyperlipidemia presents to the ER with stabbing upper back pain for the past two days with no relief with over the counter medications. Physical exam findings show: HR 95, BP 180/100, 3/6 diastolic blowing murmur and a S4 heart sound. What is the most appropriate diagnostic test to confirm diagnosis?

 MRI

 Echocardiogram

 Chest x-ray

 CT chest with contrast

7 The S1 heart sound denotes:

 Closure of the mitral and tricuspid valves

 Late closure of the pulmonic valve

 Closure of the aortic and pulmonic valves

 Early closure of the aortic valve

8 Samuel is a 69-year-old male who presents to the ER after feeling dizzy. How would you diagnose orthostatic hypotension on this patient?

 Systolic BP decreases more than 20 points within 3 minutes after rising.

 Systolic BP decreases more than 20 points within 1 minute after standing.

 Systolic BP decreases more than 20 points any time after standing.

 Any drop in blood pressure if the patient becomes weak or dizzy.

9 A 56-year-old female with a no significant past medical history presents to the ER with radiating, gnawing abdominal pain. While conducting a thorough history of present illness, you discovered unintentional weight loss of over 20 pounds. Physical exam findings show: poor skin turgor, icteric sclera, LUQ bruit, and hepatomegaly. What is the most likely diagnosis?

 Cirrhosis

 Pancreatic cancer

 Celiac disease

 Gastritis

10 Hepatitis refers to inflammation of the liver that can be caused by the following (select the best answer):

 Drugs, toxic agents, viruses, or Hepatitis C

 Folic acid deficient - anemia

 Legionella pneumonia

 Acute tubular necrosis