What are the two types of venous connections present in frogs?
What are the two types of venous connections present in frogs?
Hepatic and renal
Portal and systemic
Hepatic portal and renal portal
Vena cava and sinus venosus
Solution
Special venous connections between the liver and intestine, as well as the kidney and lower parts of the body are present in frogs. The former is called hepatic portal system and the latter is called renal portal system.