Blood & Blood Vessels

Which type of blood vessel has thin walls and valves to prevent backflow?

• Arteries

• Capillaries

• Veins

• Aorta

What is the significance of the circulatory system?

• It helps in digestion of food.

• It transports nutrients, gases, hormones, and waste products to and from cells.

• It is responsible for the production of red blood cells.

• It regulates body temperature.

What is the function of the heart in the circulatory system?

• To pump blood throughout the body.

• To filter toxins from the blood.

• To produce hormones that regulate blood pressure.

• To store oxygen for later use.

What is the role of capillaries in the circulatory system?

• To facilitate the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.

• To pump blood throughout the body.

• To store blood for later use.

• To produce red blood cells.

What is the main function of arteries?

• To carry deoxygenated blood to the heart.

• To carry oxygenated blood away from the heart to the body.

• To filter blood before it returns to the heart.

• To regulate blood pressure in the veins.

What are small, colorless cell fragments in our blood that form clots and stop or prevent bleeding?

• Red blood cells

• White blood cells

• Platelets

• Plasma

What are the three types of blood vessels?

• Arteries, veins, and capillaries.

• Arteries, lymphatics, and veins.

• Veins, capillaries, and arteries.

• Arteries, veins, and aorta.

What is the difference between arteries and veins?

• Arteries carry blood away from the heart, while veins carry blood back to the heart.

• Arteries carry oxygenated blood, while veins carry deoxygenated blood only.

• Arteries are thicker than veins, but both carry blood in the same direction.

• Veins have valves to prevent backflow, while arteries do not.

Tags

NGSS.MS-LS1-3

What is the term for the network of blood vessels in the body?

• The respiratory system.

• The circulatory system.

• The digestive system.

• The nervous system.

Which component of blood is responsible for transporting oxygen?

• White blood cells

• Plasma

• Platelets

• Red blood cells