Blood and Circulation Flashcard

Front

What is the primary function of blood?

Back

The primary functions of blood include transporting oxygen from the lungs to body cells, regulating body temperature, and protecting the body from pathogens.

Front

What is the color of oxygen-rich blood?

Back

Oxygen-rich blood is typically a bright red color due to the presence of oxygenated hemoglobin.

Front

What hormone is responsible for stimulating the production of red blood cells?

Back

Erythropoietin is the hormone that controls the production of red blood cells.

Front

Which component of blood is responsible for carrying oxygen?

Back

Erythrocytes (red blood cells) are responsible for carrying oxygen to all cells of the body.

Front

What is the role of leukocytes in the immune system?

Back

Leukocytes (white blood cells) defend the body against bacteria and viruses.

Front

What is plasma and its function in blood?

Back

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

Front

What are platelets and their role in the body?

Back

Platelets are cell fragments that play a crucial role in blood clotting.

Front

How does blood regulate body temperature?

Back

Blood helps regulate body temperature by distributing heat throughout the body and adjusting blood flow to the skin.

Front

What is the significance of hemoglobin in red blood cells?

Back

Hemoglobin is a protein in red blood cells that binds to oxygen, allowing for its transport from the lungs to tissues.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygen-rich blood away from the heart, while veins carry oxygen-poor blood back to the heart.