#1
Which of the following is not a function of the cardiovascular system?
Transporting nutrients and oxygen to cells
Removing waste products from the body
Producing insulin
Maintaining body temperature
#2
Which chamber of the heart receives oxygenated blood from the lungs?
Left atrium
Right atrium
Left ventricle
Right ventricle
#3
Which of the following is not a component of blood?
Platelets
Plasma
Red blood cells
Antibodies
#4
What is the average heart rate of a resting adult?
60-100 beats per minute
120-160 beats per minute
40-60 beats per minute
180-220 beats per minute
#5
Which of the following is not a symptom of a heart attack?
Chest pain or discomfort
Shortness of breath
Nausea or vomiting
Excessive sweating
#6
What is the main function of the cardiovascular system?
To deliver oxygen and nutrients to the body's tissues
To produce blood cells
To regulate body temperature
To control hormone production
#7
Which blood vessels carry blood away from the heart?
Veins
Arteries
Capillaries
Venules
#8
Which of the following is a risk factor for cardiovascular disease?
Regular exercise
Healthy diet
Smoking
Maintaining a healthy weight
#9
What is the term for the process by which oxygen is transported from the lungs to the body tissues?
Diffusion
Osmosis
Perfusion
Respiration
#10
Which of the following statements about arteries is false?
Arteries carry blood away from the heart
Arteries have thick, muscular walls
Arteries carry oxygenated blood
Arteries have valves to prevent backflow of blood
#11
What is the term for the force exerted by circulating blood against the walls of blood vessels?
Cardiac output
Blood pressure
Pulse rate
Hypertension
#12
Which of the following is not a function of the lymphatic system?
Absorbing fats and fat-soluble vitamins from the digestive system
Filtering and removing cellular waste
Producing hormones that regulate blood pressure
Defending the body against infections
#13
Which of the following is a function of the cardiovascular system in relation to the kidneys?
Regulating blood pressure
Producing red blood cells
Removing waste products from the blood
Storing and releasing glucose
#14
Which of the following is not a function of the cardiovascular system in relation to the brain?
Regulating blood flow
Supplying oxygen and nutrients
Removing waste products
Producing cerebrospinal fluid
#15
Which of the following is a function of the cardiovascular system in relation to the skin?
Producing vitamin D
Regulating body temperature
Removing waste products
Producing sweat