Blood components and blood vessels

Front

What are the main components of blood?

Back

The main components of blood are red blood cells, white blood cells, platelets, and plasma.

Front

What is the primary function of red blood cells?

Back

The primary function of red blood cells is to transport oxygen from the lungs to the body's tissues and carry carbon dioxide back to the lungs.

Front

What is plasma?

Back

Plasma is the liquid component of blood, making up about 55% of its volume, and it contains water, electrolytes, proteins, hormones, and waste products.

Front

What is the function of white blood cells?

Back

White blood cells are part of the immune system and help the body fight infections and diseases.

Front

What is the role of platelets in the blood?

Back

Platelets are small cell fragments that play a crucial role in blood clotting and wound healing.

Front

What is the function of arteries?

Back

Arteries transport oxygenated blood away from the heart to the body's tissues.

Front

What is the function of veins?

Back

Veins transport deoxygenated blood back to the heart.

Front

What are capillaries?

Back

Capillaries are tiny blood vessels that connect arteries and veins, and they are the site for the exchange of materials between blood and tissues.

Tags

NGSS.MS-LS1-3

Front

What percentage of plasma is made up of water?

Back

About 90% of plasma is made up of water.

Front

What structures are present in veins but absent in arteries?

Back

Valves are present in veins but absent in arteries.