Kara visits the doctor for a check-up, and the doctor performs an electrocardiogram (ECG) on her. What does the ECG primarily measure?

During a routine checkup, Delilah's doctor tells her that her blood pressure is higher than normal. Which term describes this condition?

During a science class, Nadahlia and Kara are discussing how blood moves through the body. Nadahlia asks, "What is the function of veins in the circulatory system?"

Kara was recently diagnosed with inflammation of the membrane around her heart. What is the medical term for this condition?

During a biology class, Aramah and Delilah are discussing how blood moves through the body. What is the main role of the pulmonary circuit?

During a science class, Delilah and Lex are discussing how blood moves through the body. Which vessels carry blood away from the heart?

During a biology class, Amaiyah and Kara are discussing different heart conditions. Amaiyah asks Kara, "Do you know what cardiomyopathy is?" What is cardiomyopathy?

During a health class, Amaiyah learns that her friend Lex has been diagnosed with an arrhythmia. What does this mean for Lex?

During a biology class, Aramah and Delilah are discussing how the heart stays healthy and functions properly. Why is the coronary circuit important for the heart?

Delilah's doctor suspects she may have blocked coronary arteries and needs to confirm the diagnosis and possibly treat it. Which procedure will the doctor most likely use?

During a school health check, Kara is found to have a rapid heart rate. What is this called, and what could happen if not treated?

During a class demonstration, Nadahlia and Amaiyah review an ECG that shows irregular electrical activity. What does this suggest about heart function and possible risk?

Delilah visits the doctor for a check-up, and the doctor wants to visualize her heart's structure and function using sound waves. Which test will the doctor most likely use?