Blood/Body Systems Flashcard R 24/25

Front

What are sickled red blood cells?

Back

Sickled red blood cells are deformed cells that have a crescent shape, live about 10-20 days, and can clump together to block blood vessels.

Front

What is the most common type of blood cell?

Back

Red blood cells are the most common type of blood cell, responsible for carrying oxygen throughout the body.

Front

Why do platelets clump together?

Back

Platelets clump together to reduce blood loss during injuries.

Front

What is a tissue?

Back

A tissue is a group of similar cells that work together to perform a specific function, such as nervous, epithelial, muscle, and connective tissues.

Front

What is the function of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the rest of the body and return carbon dioxide from the body back to the lungs.

Front

What are the components of blood?

Back

Blood is made up of red blood cells, white blood cells, platelets, and plasma.

Front

What role do white blood cells play in the body?

Back

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

Front

What is plasma?

Back

Plasma is the liquid component of blood that carries cells, nutrients, hormones, and waste products.

Front

What is the difference between arteries and veins?

Back

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

Front

What is the function of platelets?

Back

Platelets are small cell fragments that help in blood clotting to prevent excessive bleeding.