WorksheetsCardiovascular System Quiz pt 2
Total questions: 20
Worksheet time: 10mins
Veins carry blood towards the heart. What valves are present in veins to prevent backflow of blood?
Semilunar valves
Atrioventricular valves
Heart valves
Aortic valve
Blood is a fluid connective tissue that transports various substances throughout the body. What are the two main components of blood?
Plasma and lymph
Plasma and red blood cells
White blood cells and platelets
Red blood cells and plasma proteins
Hemoglobin is a protein molecule found inside red blood cells that binds to and transports what molecule?
Carbon dioxide
Glucose
Oxygen
Water
Red blood cells are also known as what?
Leukocytes
Erythrocytes
Thrombocytes
Lymphocytes
White blood cells are part of the body’s immune system and help defend against what?
Dehydration
Blood loss
Infection
Low blood sugar
Exchange of gases and nutrients between blood and tissue cells occurs mainly in which part of the circulatory system?
Arteries
Veins
Capillaries
Lymphatic vessels
What is the main function of red blood cells?
To fight infection
To clot blood
To carry oxygen
To transport nutrients
The cardiovascular system works together with the respiratory system to provide what gas to the body’s cells?
Nitrogen
Oxygen
Carbon dioxide
Helium
When the body is exercising, which organ system works together with the cardiovascular system to deliver increased oxygen to the muscles?
Respiratory system
Nervous system
Digestive system
Endocrine system
What is the waste product produced by cellular respiration that is transported by the blood from the body’s cells to the lungs?
Oxygen
Carbon dioxide
Nitrogen
Water vapor
What term refers to the fluid found between cells?
Plasma
Blood
Interstitial fluid
Lymph
Arteries carry blood away from the heart. What is the name of the largest artery in the body?
Superior vena cava
Aorta
Pulmonary artery
Carotid artery
Atherosclerosis is a condition characterized by the buildup of plaque in the walls of arteries. What is the potential consequence of atherosclerosis?
Increased blood flow
Decreased blood flow and potential blockage of arteries
Lower blood pressure
Boosted immune response
What is the normal range for systolic blood pressure in adults?
80-100 mm Hg
100-120 mm Hg
110-140 mm Hg
140-160 mm Hg
What two pressures determine the movement of fluid between the bloodstream and interstitial fluid?
Blood pressure and osmotic pressure
Diastolic pressure and systolic pressure
Arterial pressure and venous pressure
Capillary pressure and interstitial pressure
How do substances move between the blood and tissue cells through capillary walls?
Active transport only
Diffusion only
Diffusion and active transport
Osmosis only
Platelets are small cell fragments involved in what process?
Immune response
Blood clotting
Oxygen transport
Waste removal
What is the main factor that drives fluid movement out of the capillaries at the arterial end of the capillary bed?
Osmotic pressure
Blood pressure
Gravity
Muscle
Blood pressure is the force exerted by blood against the walls of the blood vessels. What are the two main factors that determine blood pressure?
Blood volume and blood vessel diameter
Blood sugar levels and heart rate
Oxygen and carbon dioxide levels
Age and gender
What are the three main ways that substances can enter or leave the bloodstream through capillary walls?
Active transport, facilitated diffusion, and osmosis
Diffusion through membranes, intercellular clefts, and fenestrated capillaries
Filtration, absorption, and secretion
Phagocytosis, pinocytosis, and exocytosis
