- Yukio has Parkinson's disease, a progressive neurodegenerative disease that affects motor skills. In addition to motor symptoms, Yukio has noticed changes in his mood. It is likely that Yukio's ________ is producing less ________ than it needs to.
substantia nigra; dopamine
- Yukio has Parkinson's disease, a progressive neurodegenerative disease that affects motor skills. In addition to motor symptoms, Yukio has noticed changes in his mood. It is likely that Yukio's ________ is producing less ________ than it needs to.
substantia nigra; dopamine
According to your textbook, a(n) ________ is the electrical signal that typically moves from the neuron's cell body down the axon to the axon terminals.
action potential
According to your textbook, the ________ is a sensory relay station where all sensory information, except for smell, goes before being sent to other areas of the brain for further processing.
thalamus
Esther's mother has green eyes and her father has brown eyes. The allele for brown eye color is dominant (B) to the allele for green eye color (b), but Esther has blue eyes. Therefore, Esther's ________ must be ________ and her father's must be Bb.
genotype; bb
Which neurotransmitter has a role in both pain modulation and pleasure?.
- acetylcholine
- norepinephrine
- beta-endorphin
- GABA
beta-endorphin
According to your textbook (chapter 3), the ________ nervous system is responsible for responses such as pupil dilation, increased heart rate, and increased respiration.
sympathetic
Rachel is participating in a study that aims to determine whether the occipital cortex becomes more active in response to moving versus stationary stimuli. When she arrives at the lab, she ingests a "tracer" and then enters the scanning machine. What type of brain imaging is most likely being conducted in this study?
positron emission tomography (PET)
According to the class lecture and the textbook, the space between two neurons is called the ________.
synapse
Changes in cognitive processes and behavior over time are studied by ________.
evolutionary psychologists
The field of study that focuses on genes and their expression is __________.
epigenetics
According to your textbook, the central nervous system is comprised of ________.
brain and spinal cord
According to your textbook, which of the following brain processes is not a function of the cerebral cortex?
breathing
- According to chapter 3 of your textbook, hyperpolarization means that the ________.
membrane potential becomes more negative than the resting potential
According to your textbook, a(n) ________ is a sudden, permanent change in a sequence of DNA.
mutation
According to your text, human ova and sperm each contain 23 ________, which are composed of long strands of ________.
chromosomes; DNA
