First lets look at what a protist is: Protist: Any eukaryote that is not a plant, animal, or a fungus. A majority of protists are unicellular, but some are multicellular or â¦ colonial. Protists have been split into five supergroups: Excavata, Chromalveolata, Rhizaria, Archaeplastida, and Unikonta.he protists are a diverse group of eu â¦ karyotes that cannot be classified as animals, plants, or fungi. Organisms in the Protista kingdom include amoebae, red algae, dinoflagellates, diatoms, euglena and slime molds.
capillary bed small intestine â superior mesenteric vein â hepatic portal vein â liver sinusoids â hepatic vein â inferior vena cava â heart (see #1 for blood flow through heart) â systemic arteries. 4. Trace the path of a molecule of testosterone produced in the left testicle as it travels to the right atrium.
How does blood flow through the heart? Blood flows through your heart and lungs in four steps: The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle through the tricuspid valve. The right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve.