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Author Question: The nurse is administering magnesium hydroxide (Milk of Magnesia) to a patient who has been ... (Read 19 times) |
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.