Circulatory system
The hepatic portal vein in frogs is unusual in that it is divided into two portals, the hepatic and the renal. In higher vertebrates, the hepatic portal system is the only one present.
Splenic vein and superior mesenteric vein.
Hepatic Portal Vein
A vein is the blood vessel in the cardiovascular system which transports blood back to the heart.
The thoracic duct joins the venous system at the junction of the left subclavian vein and the internal jugular vein, near the base of the neck.
Vein is the scientific name for vein. The system of arteries and veins running through the body, however, is collectively known as the vascular system, and an area dense with blood vessels might be referred to as heavily vascularized.
The abdominal vein in frogs helps to transport oxygenated blood from the lungs and skin to the heart for distribution to the rest of the body. It plays a crucial role in the frog's circulatory system by ensuring that oxygen is efficiently delivered to tissues and organs.
The inspiration is now open because of the ''vein''.. This vein is bring blood to heart and for you will not die to avoid using diagram of your any parts system .
Respritory
Yes.
yes
Digestive System.