High Five Facts - Blood

The video provides five fascinating facts about blood. It begins by explaining the eight blood cell types, highlighting the universal donor and recipient types. It then reveals that human blood contains gold, which helps transmit electrical signals and maintain joints. The video also explores the diverse blood colors in animals, such as blue, green, and yellow, determined by respiratory pigments. It outlines the vital functions of blood, including oxygen transport, waste removal, temperature regulation, and clot formation. Finally, it describes the four main components of blood: plasma, red blood cells, white blood cells, and platelets, each serving distinct functions.

Which blood type is known as the universal recipient?

• O negative

• A positive

• AB positive

• B negative

What is the rarest blood type in the world?

• A negative

• B positive

• AB negative

• O positive

Approximately how much gold is present in human blood?

• 2 milligrams

• 0.2 milligrams

• 0.02 grams

• 0.2 grams

Which animal is known to have blue blood?

• Earthworm

• Starfish

• Butterfly

• Crab

What is the primary function of red blood cells?

• Regulate temperature

• Fight infections

• Transport oxygen

• Form blood clots