Test questions I
What is the main function of the circulatory system
Transport of oxygen and nutrients
What is the liquid component of blood that transports cells, nutrients, and waste products?
Plasma
What is the primary function of red blood cells?
Carry O2
Which of the following is a type of white blood cell that is involved in immune response?
Leukocyte
What are the three main types of blood
A
B
O
Which organ is primarily responsible for pumping blood throughout the body?
Heart
What are the tiny blood vessels that connect arteries and veins and where nutrient and gas exchange occurs?
Capillaries
The systemic circuit carries blood to and from which part of the body?
All parts of the body except the lungs
The pulmonary circuit carries blood to and from which organ?
Lungs
Define coagulation
clotting
Which blood vessels carry oxygenated blood away from the heart?
Arteries
Which blood vessel carries deoxygenated blood back to the heart?
inferior vena cava
What is the name of the largest artery in the body?
Blood pressure is the force of blood against the walls of blood vessels. What is the name of the highest blood pressure during a heartbeat?
Systolic pressure
True or False:
The average adult has 8–12 pints of blood in their body, while a newborn baby has about one cup
True
The process by which the heart pumps blood is called what
circulation
Which chamber of the heart receives oxygenated blood from the lungs?
What part of the circulatory system is responsible for the exchange of oxygen, carbon dioxide, and nutrients in tissues?
Capillaries
What type of circulation involves blood flow from the heart to the lungs and back?
Pulmonary circulation
True or false:
A drop of blood travels from the heart, through the body, and back to the heart again in 20–60 seconds
True
What is the name of the valve located between the left atrium and the left ventricle?
Mitral valve
Which of the following components of blood are responsible for clotting?
platelets
Which blood component contains hemoglobin, a protein that binds oxygen?
Red blood cells
What is the name of the system that helps circulate immune cells and other substances to protect the body?
Lymphatic system
What is the rarest blood type?