The correct answer is B. 4-5 litre.
The volume of blood in a healthy adult is about 4-5 liters, or about 8-10 pints. This amount varies depending on a person’s size, gender, and activity level.
Blood is a fluid that circulates through the body, carrying oxygen and nutrients to the tissues and removing waste products. It is made up of plasma, red blood cells, white blood cells, and platelets.
Plasma is the liquid part of blood. It makes up about 55% of the blood volume. Plasma contains proteins, nutrients, hormones, and waste products.
Red blood cells are the cells that carry oxygen to the tissues. They make up about 45% of the blood volume. Red blood cells are made in the bone marrow.
White blood cells are the cells that fight infection. They make up about 1% of the blood volume. White blood cells are made in the bone marrow.
Platelets are the cells that help the blood to clot. They make up about 1% of the blood volume. Platelets are made in the bone marrow.
The volume of blood in a healthy adult is about 4-5 liters. This amount varies depending on a person’s size, gender, and activity level.