Problem 1
The brain's ability to adopt new functions, reorganize itself, and make new neural connections is known as a. neuroplasticity. b. neurogenesis c. the neuron doctrine. d. localization of function.
Problem 1
Which branch of the nervous system is responsible for the fight-or-flight response? a. the parasympathetic nervous system b. the somatic nervous system c. the sympathetic nervous system d. the central nervous system
Problem 1
Genes occur in pairs, or alternate forms of each other, called a. chromosomes. b. alleles. c. base pairs. d. ribosomes.
Problem 1
This region of the brain was the last to evolve. It is also the biggest part of the brain. a. cerebellum b. forebrain c. hindbrain d. pons
Problem 1
How do hormones differ from neurotransmitters? a. Hormones are proteins; neurotransmitters are fats b. Hormones carry messages in the bloodstream; neurotransmitters carry messages across synapses. c. Hormones have no effect on mood; neurotransmitters do. d. All of the above are correct.
Problem 1
Which brain measurement technique best shows when neural activity has occurred? a. PET b. MRI c. EEG d. fMRI
Problem 2
The fingerlike projections on neurons that receive input from other neurons are called a. dendrites. b. nuclei c. axons. d. terminal buttons.
Problem 2
Why are twin-adoption studies powerful ways to untangle the effects of genes and the environment on thought and behavior? a. They allow both genetic and environmental similarity to be compared and contrasted. b. Twins share genes. c. They allow for understanding epigenetic influences. d. They allow researchers to experimentally manipulate genetic and environmental similarity.
Problem 2
Which limbic structure plays a crucial role in fear? d. in the parietal a. hypothalamus b. basal ganglia c. amygdala d. hippocampus
Problem 2
What is the name of the stress hormone released by the adrenal glands? a. catecholamine b. insulin c. thyroxin d. cortisol
