What is the primary function of red blood cells?
Which component of blood is responsible for clotting?
What role does plasma play in the blood?
How do red blood cells adapt to their function of oxygen transport?
What do phagocytes do as part of the immune response?
How do vaccines work in the immune system?
The heart pumps blood to the lungs for oxygenation before sending it to the rest of the body.
What happens to heart rate during exercise?
What is hemoglobin?
The absence of a nucleus in red blood cells increases their oxygen-carrying capacity.
Which of the following is NOT transported by plasma?
Select all the components of blood.
In what part of the body do white blood cells primarily function?
What is the main purpose of antibodies?
Which part of the heart pumps oxygenated blood to the body?
Which blood vessel carries blood away from the heart?
Which chamber of the heart receives oxygen-poor blood from the body?
Capillaries are the site where most gas exchange happens between blood and body tissues.
Select all that are part of the pathway blood takes through the heart and lungs (pulmonary circulation).
What is the main function of valves in the heart?
Why does heart rate increase during exercise?
White blood cells are part of the immune system and help protect the body from pathogens.
Which best describes an antigen?
Select all that are examples of non-specific (innate) defenses.
Which blood component is most directly involved in transporting hormones?
Arteries always carry oxygen-rich blood.
Which vessel carries oxygen-poor blood from the heart to the lungs?
Select all characteristics that help red blood cells transport oxygen efficiently.
What is the best definition of pulse?
Which statement best describes the difference between arteries and veins?
Select all statements that correctly describe plasma.
Which type of white blood cell produces antibodies?
Antibiotics are effective treatments for viral infections such as the flu.
A student has a cut. Which blood component forms the initial plug at the wound?
Select all statements that are true about vaccines.
Which term describes the body’s first line of defense against pathogens?