Circulatory System Review

What are thrombocytes more commonly known as?

• Red blood cells

• White blood cells

• Platelets

• Plasma cells

What are the four main blood types?

• A, B, AB, and O

• A, B, C, and D

• X, Y, Z, and W

• A, AB, O, and C

Which blood type has both A and B antigens?

• A positive (A+)

• B positive (B+)

• AB positive (AB+)

• O negative (O-)

Which blood type is considered the universal donor?

• A

• B

• AB

• O

Which blood type is considered the universal recipient?

• A

• B

• AB

• O

Which of the following is not a chamber of the heart?

• Right atrium

• Left atrium

• Right ventricle

• Right aorta

What is the main function of the tricuspid valve?

• Prevents backflow into the left atrium

• Prevents backflow into the right atrium

• Prevents backflow into the left ventricle

• Prevents backflow into the right ventricle

Which structure carries blood from the lower body to the heart?

• Inferior vena cava

• Pulmonary artery

• Superior vena cava

• Aorta

What type of blood does the pulmonary artery carry?

• Oxygenated blood

• Deoxygenated blood

• Nutrient-rich blood

• Carbon dioxide-rich blood

What is the main function of heart valves?

• Pump blood throughout the body

• Prevent backflow of blood

• Oxygenate the blood

• Remove carbon dioxide from the blood