What condition is caused when the heart demands more oxygen than the coronary circulation is able to supply?

A 22-year old male was brought to the shock trauma bay after sustaining a gunshot to the chest. His blood pressure on arrival was 78/36 with a pulse of 78 and two large-bore IVs were inserted to begin fluid resuscitation. He is unresponsive with decreased breath sounds and is immediately intubated. He is not a heavy man, but his heart sounds are muffled and you note distention of his jugular veins. Ultrasound does not reveal any fluid collections in the abdomen, but does reveal fluid in the pericardium. After a liter of fluid is given, his pressure is now 50 systolic by palpation and pulse is 52. What is your diagnosis?

During a myocardial infarction (heart attack) a person may express crushing chest pain or pain shooting down their arm. If a person does express pain going down their arm, what is this called?

What is endocarditis?

What is a heart murmur?

When this protein is found in the blood, it can be indicative of a myocardial infarction.

A 45 year old male with a history of hypertension (high blood pressure) and diabetes reports to the emergency room with three hours of chest pain. He is found to have a myocardial infarction as evidenced by EKG tracings. Which of the following laboratory tests is likely to be elevated in this patient?

A patent ductus arteriosus translates into which type of shunt within the cardiac blood circuit?

Aortic valve replacement is necessary if the valve becomes leaky, which is also known as __________.

Hyperkalemia will most commonly cause what type of change to an ECG recording of the heart?