#1
Which of the following is not a component of the cardiovascular system?
#2
What is the function of the atria in the heart?
Pumping oxygenated blood to the body
Pumping deoxygenated blood to the lungs
Receiving blood from the body and lungs
Regulating blood pressure
#3
What is the average resting heart rate for adults?
50-60 beats per minute
70-80 beats per minute
90-100 beats per minute
110-120 beats per minute
#4
Which of the following conditions is characterized by high blood pressure?
Hypotension
Hypoglycemia
Hypertension
Hypoxemia
#5
What is the name of the largest artery in the human body?
Aorta
Pulmonary artery
Coronary artery
Carotid artery
#6
Which of the following is a risk factor for cardiovascular disease?
Regular exercise
High fiber diet
Smoking
Stress management
#7
During an emergency, which hormone is released to increase heart rate and blood pressure?
Insulin
Adrenaline
Estrogen
Melatonin
#8
What is the medical term for a heart attack?
Myocardial infarction
Hypertension
Arrhythmia
Angina pectoris
#9
Which chamber of the heart pumps oxygenated blood to the body?
Left atrium
Left ventricle
Right atrium
Right ventricle
#10
What is the primary function of platelets in the blood?
Transport oxygen
Transport nutrients
Clotting
Immune defense
#11
What is the medical term for low blood pressure?
Hypotension
Hypertension
Hyperglycemia
Hypoxemia
#12
Which valve separates the left atrium from the left ventricle in the heart?
Tricuspid valve
Mitral valve
Aortic valve
Pulmonary valve
#13
Which blood vessel carries deoxygenated blood from the heart to the lungs?
Aorta
Pulmonary artery
Pulmonary vein
Coronary artery
#14
Which of the following is a symptom of a stroke?
Chest pain
Numbness or weakness of the face, arm, or leg
Shortness of breath
Fever
#15
What is the purpose of defibrillation during a cardiac arrest?
To lower blood pressure
To administer medication
To restore normal heart rhythm
To relieve chest pain
#16
What is the function of the sinoatrial node (SA node) in the heart?
Conduction of electrical impulses
Regulation of blood pressure
Production of red blood cells
Secreting hormones
#17
Which of the following is a risk factor for developing atrial fibrillation?
Regular exercise
High blood pressure
Low cholesterol levels
Healthy diet