ANATOMY

Detailed explanation-1: -The circulatory system delivers oxygen and nutrients to cells and takes away wastes. The heart pumps oxygenated and deoxygenated blood on different sides.

Detailed explanation-2: -The circulatory system is the primary method used to transport nutrients and gases through the body.

Detailed explanation-3: -Transportation in animals is the combined effort of the circulatory system, and the excretory system. Blood is the fluid that flows in the blood vessels and transports the digested food from the small intestine to various parts of the body. There are two types of blood vessels-arteries and veins.

Detailed explanation-4: -Circulatory system is concerned with the transport of various substances in animals. It comprises of blood vascular system and lymphatic system.

Detailed explanation-5: -Open circulatory systems can be found in arthropods which include organisms such as insects, lobsters, and crabs and mollusks such as octopuses, oysters, snails, and slugs.