The superior vena cava (or cranial vena cava in animals) is above the heart, and forms from a convergence of the left and right brachiocephalic veins, which contain blood from the head and the arms. Origin: 1590â1600; New Latin vena cava (sg), venae cavae (pl), 'hollow vein/veins'.
Benefits of Neem for Dogs. Neem leaves and neem oil benefit dogs in numerous ways. The leaves can be used to boost the immune system of dogs in general, and to repel intestinal parasites. Neem oil can also be used to treat skin problems, repel fleas, mosquitoes, and ticks. Read this page to see how neem can benefit the health and wellbeing of dogs.
I often get comments about tea tree oil being toxic to dogs. Tea tree oil has phenolic compounds that can be hard for a dogâs body to process, but only in high doses. The oral toxic dose of phenol in dogs is about 0.22 grams per pound of body weight. 0.22 grams is about 4 drops of tea tree oil.ea tree oil has phenolic compounds that can be hard for a dogâs body to process, but only in high doses. The oral toxic dose of phenol in dogs is about 0.22 grams per pound of body weight. 0.22 grams is about 4 drops of tea tree oil.