Bio_Practice_Exam_2 (1)

Chapter 4 The most prevalent inhibitory neurotransmitter in the human body is: a. GABA b. Norepinephrine c. Glutamate d. Nitric oxide Low levels of dopamine are associated with: a. Schizophrenia b. Parkinson’s disease c. Both A and B d. Neither A nor B A neurotransmitter has briefly bound to a receptor and activated it. This neurotransmitter has: a. Low affinity and low efficacy b. Low affinity and high efficacy c. High affinity and low efficacy d. High affinity and high efficacy Which of the following routes of administration is least likely to result in addiction? a. Peripheral injection b. Inhalation c. Central injection d. Ingestion Which of the following is an endogenous neuromodulator? a. Dopamine b. Caffeine c. Adenosine d. Acetylcholinesterase ______________ is an example of an endocannabinoid. a. Marijuana b. Anandamide c. THC d. Enkephalins

Chapter 7 Which of the following is the last stage in the development of the nervous system? a. Synapse rearrangement b. Synaptogenesis c. Selective cell death d. Differentiation The development of the nervous system in simple invertebrates is influenced: a. Primarily by environmental influences b. Primarily by genetic influences c. Equally by environmental and genetic influences d. The nervous systems of invertebrates have not been studied Apoptosis is triggered by an influx of: a. IAPs b. Diablo c. Bcl-2 d. Calcium Cell adhesion molecules are involved in both: a. Neurogenesis and synaptogenesis b. Cell migration and synaptogenesis c. Cell migration and differentiation d. Apoptosis and synaptic rearrangement Which of the following continues to be produced in large numbers throughout the lifespan? a. Neurons b. Glial cells c. Both A and B d. Neither A nor B Monocular deprivation will result in loss of vison if the deprivation occurs: a. During a sensitive period of development b. Immediately after a sensitive period of development c. Immediately before a sensitive period of development d. At any point during development Which of the following is not necessarily an indicator of Alzheimer’s disease? a. Decreased cortical metabolism b. Cortical atrophy c. Decrease in hippocampal volume d. Senile plaques