What part of your eyes enables us to see in the dark?

Which food bacteria affects the nervous system? What is the definition of a plant vein? How big is a 15mm tumor in your bladder? What is an emotion? Can you throw up an organ? Can you get STD if you and your partner have never had another partner? Which blood vessel transport blood to the heart and which blood vessel transport blood away from heart? What organic molecules are chemically digested in the small intestine? When removing suture the ma should do what? Does Selena Gomez wear glasses? If i got 2 or 3 drops of blood from infected patient of hepatitis c on your skin am worried? What does the brain do when you try to remember something and why do a few people have better memory than others? What are super fast twitch muscles fibers? If your get nauseated every morning but dont through up can that be a sign of pregnecy? Would belladonna help relieve muscle spasms causing intermittent hiccups? What is the general lack of nutrition and wasting occurring in the course of a chronic disease? Was Chris Farlowe born with spina bifida? What is the past tense of befall? What is uncinate spurring? Do women prefer circumcised penises?