Exam 3: Biological Aspects of Psychology

Multiple sclerosis is a disease in which the immune system mistakenly destroys some of the myelin wrapped around nerve cell fibers.Which nerve cell fibers are being attacked by this process?

Wayne is injured with a rotary saw blade that is accidentally used in a game of Frisbee golf.Wayne seemed all right,except for a large vertical cut through the middle of his skull.However,when he is asked to place his left hand into his left pocket and verbally describe the contents,he cannot.Having taken introductory psychology,his friend Garth deduces,"Wayne's ____ must be cut!"

Harry the hormone and Nadia the neurotransmitter can both exert physiological effects on their target organs.Which statement is true about Harry and Nadia?

Jacob has severe epilepsy,so a surgeon cuts through his corpus callosum to prevent seizures from crossing to the other side of Jacob's brain.After surgery,when Jacob sees a picture of a ball in his left visual field,he cannot ____.

Sam has schizophrenia.He started taking medication to decrease his symptoms.However,he now has difficulty initiating smooth movement.The drug that Sam took blocked his ____ receptors.

Jerod was in an automobile accident and can no longer control his own heart rate or breathing.Jerod most likely has damage to his ____.

Nathan Neuron just fired his axon,causing a release of chemicals into the synapse."More! More!" shout the neurons that received Nathan's chemicals.Nathan replies,"I can't right now,I have to take my break,a.k.a.,my ____."

If a scientist implanta some cells into an adult patient's brain and this causea stimulation and growth of axons,thus reversing brain damage,you Xn assume that the implanted cells produced ____.