Exam 5: Human Development

Opiates have a molecular structure that is similar to endorphins, our body's natural pain relievers. When Ahmed takes cold medicine with codeine in hopes of relieving a headache, the codeine stimulates the receptor sites that receive endorphins. Codeine is therefore a/an

Neurons in the suprachiasmatic nucleus, or SCN in the hypothalamus connect to the retina and optic nerve. When you wake up in the morning, exposure to light stimulates neurons in SCN to "reset." These neurons then send __________ to the pineal gland, which __________.

After a few drinks, alcohol reduces inhibition, impairs judgment, and impairs coordination. Alcohol would be classified as a

Danny's older brother has been driving for many years. He loves to have long conversations with Danny when they go to their grandparents. Danny just started driving. He finds that when he starts talking too much he veers out of his lane. Eventually he will be able to do the same thing, but until then he has to use conscious attention and effort; that is, __________________ to drive safely.