Which muscular structure separates the heart into left and right?
Ventricles
Atria
Septum
Which major artery exits the left ventricle and provides oxygenated blood to the body?
Pulmonary artery
Vena cava
Aorta
Which condition occurs as a result of plaque building up in the arteries?
Atherosclerosis
Fracture
Abrasion
Which of the following functions of the cardiovascular system occurs in the veins?
Diffusion of gases
Carrying blood away from the heart
Carrying blood towards the heart
Which valve separates the left atrium from the left ventricle?
Tricuspid
Semilunar
Bicuspid
Which term can be used to describe the relaxation phase of the heart?
Systolic
Diastolic
Stroke volume
Which of these blood pressure readings is the average blood pressure for an adult?
120/80 mmHg
140/90 mmHg
100/70 mmHg
What is defined as "the amount of blood pumped out of the heart per minute"?
Heart rate
Cardiac output
Which formula is correct for cardiac output?
Stroke volume × heart rate
Stroke volume ÷ heart rate
Stroke volume + heart rate
Which of the following is a key function of the cardiovascular system?
Nerve transmission
Producing movement
Maintaining body temperature