Cardiovas Quiz 2024 MS AI

What is the primary function of red blood cells?

• Fight infections
• Transport oxygen and carbon dioxide
• Assist in blood clotting
• Regulate hormones

Which type of blood vessel has the thickest walls?

• Capillaries
• Veins
• Arteries
• Lymph vessels

What is the main component of blood that makes up 55-65% of its volume?

• White blood cells
• Plasma
• Platelets
• Red blood cells

Which white blood cell type is most common and defends against infections?

• Lymphocytes
• Monocytes
• Neutrophils
• Basophils

Why do veins have valves?

• To increase blood pressure
• To prevent backflow of blood
• To transport oxygen
• To allow nutrients to cross

What do capillaries allow to cross into cells?

• Carbon dioxide and waste
• Oxygen and nutrients
• Hormones and electrolytes
• Proteins and platelets

Which type of white blood cell is involved in allergic responses?

• Neutrophils
• Eosinophils
• Basophils
• Monocytes

Where are red blood cells produced?

• Liver
• Spleen
• Bone marrow
• Lymph nodes

What is the role of platelets in the blood?

• Transport nutrients
• Fight infections
• Assist in blood clotting
• Carry oxygen

Which white blood cell type is least numerous?

• Lymphocytes
• Basophils
• Monocytes
• Neutrophils