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PSYC 360 Unit 1 Crossword (Extra Credit)

Across
Star-shaped glial cells that help synchronize the activity of closely related neurons
An ____ axon brings information into a structure
The idea that mental activity and brain activity are inseparable
A term of anatomical direction that means "toward the back" (or, for the human brain, "toward the top")
A structure that separates the inside of a cell from the outside environment
A type of explanation that describes how a structure or behavior develops
Summation over space (as when multiple presynaptic neurons fire simultaneously) is known as ____ summation
The difference in voltage between the inside and the outside of an inactive neuron
The long, thin fiber of a neuron that conveys an impulse toward other neurons, organs, or muscles
Increased polarization of a neuron, as when its membrane potential moves from -70 mV to -71 mV
(abbreviation) a research method that involves measuring the faint magnetic fields generated by brain activity
Spherical "packets" in which neurotransmitters are stored
(abbreviation) A temporary hyperpolarization of a postsynaptic neuron that occurs due to input from a presynaptic neuron
A part of the limbic system that is involved in evaluating emotional information, especially fear
In myelinated axons, the action potential travels via ____ conduction
Receptors on the presynaptic membrane that respond to the released neurotransmitter by inhibiting further synthesis and release
The primary motor cortex is found in the ____ lobe
Decreased polarization of a neuron, as when its membrane potential moves from -70 mV to -69 mV
An ____ axon carries information away from a structure
Down
Glial cells that are responsible for myelinating axons in the central nervous system
A neuron will "fire" when its membrane potential reaches the ____ of excitation
A plane that shows brain structures as seen from the side
Summation over time (as when a presynaptic neuron fires repeatedly) is known as ____ summation
A type of receptor that, when activated, causes a "second messenger" to initiate changes in the postsynaptic neuron
A type of explanation that relates a behavior to the activity of the brain and other organs
Layers of cell bodies that are parallel to the surface of the cerebral cortex
(abbreviation) A graded depolarization of a postsynaptic neuron that occurs due to input from a presynaptic neuron
The brain's ventricles are filled with ____ fluid
The ____ sheath is an insulating cover that is found on some vertebrate axons
Glial cells that are responsible for myelinating cells in the peripheral nervous system
The ____ nervous system is a network of nerves that facilitate vegetative, nonemergency responses ("rest and digest")
(abbreviation) a research method that involves determining which brain regions are receiving the most blood and using the most oxygen
A term of anatomical direction that means "toward the front end"
A type of explanation that describes WHY a structure of behavior evolved as it did
(abbreviation) a research method that involves recording the brain's electrical activity via electrodes attached to the scalp
Bursts of release of neurotransmitter from a presynaptic neuron
The primary somatosensory cortex is found in the ____ lobe
A simple sugar that most neurons depend on for energy and nutrition
(abbreviation) a research method that involves determining which brain regions are using the most glucose
Whereas "ablation" involves the removal of a brain area, "____" involves damaging a brain area