Cardiovascular System Career Specialties — Unit test Answers

Insulin is a hormone that travels through the blood and helps regulate blood sugar levels. Which best describes how insulin travels in the blood?

Travis is taking a long run, and his muscle tissue needs more oxygen. He is breathing heavily and taking in a lot of oxygen. How does this exercise affect circulation?

A patient in the emergency room has been in cardiac arrest for three minutes before her heart is restarted. What is the most likely consequence of this episode?

Examine this diagram of a human heart. What is the structure indicated by the arrow?

People who have hemophilia would probably be most concerned about

Which statement about blood disorders is true?

Talib has the rhinovirus, which is the virus that causes the common cold. If each component of his blood were measured, which component would most likely have a higher concentration than normal?

Normal blood pressure is 120/80. Which best describes the blood pressure reading?

Mr. Duff has been told by his doctor that some of his heart tissue has died due to a lack of blood supply. What is Mr. Duff suffering from?

What part of the cardiovascular system is directly responsible for nutrient transport?

Gemma lives a very healthy lifestyle. She eats very healthily, runs every day, does not smoke, and does not drink alcohol. What best explains why she has hypertension?

A patient has arrived at the emergency room with a myocardial infarction. What is this patient most likely suffering from?

There is a medical expert on television discussing the latest advances in implantable cardioverter-defibrillators. What is this device used for?

Tierra finished her last fellowship and is opening her own practice. She just passed the USMLE. What is the best thing for Tierra to do to be successful in her practice?

A cardiologists sends a patient to get a stress test. Who will most likely perform the stress test?