What controls the pleasure system?

What are Ck ld and ast sgot? How long does it take Streptococcus pneumonia to appear and how long does it last? Why do some girls get there period earlier? How do you insert a hearing aid? What is the name of the cell that finds invading pathogens? What is the birthmark of the zhu zhu pet named moo? Does the renal corpuscle have a fenestrated capillary? Is heartburn associated with mirtazapine? Does testosterone levels decrease as human females age? Is a raised temperature a sign of pregnancy? Your mother is having sharp pains in her lower stomach not sure if its her abdomen but its moving upwards and is right above her bellybutton Sharp pains.. Not pregnant. serious? Why was dodong's confused when his young wife was giving birth? Is spotting of light pink blood for four days beginning 10 days after your period more likely to be implantation bleeding or caused by fribroids in your uterus? Are there any disease other than asthma tuberculosis and lung cancer that hinder the lungs? How many times an adult heart beats? Which is the following is a short-term effect of alcohol on the nervous system? What causes a bruise from a very light bump and the skin to tear very easy? Are ADHD and ASD similar? Is it true when have a black and blue on your nails and you paint them it gets really infected and they take of you nails? What main gas in used to break down food?