Cell types
The conduction zone of a neuron
What is the axon?
My eyes are on the ____ part of my head
What is rostral/anterior?
-70 mV to -60 mV
What is the resting membrane potential of a neuron?
Proteins that bring the vesicle closer to the membrane for docking
What are the v-SNAREs and t-SNARES?
Names of the 3 ionotropic glutamate receptors
What are AMPA, NMDA and kainate receptors?
Two cells that secrete myelin
What are Schwann cells and oligodendrocytes?
Part of the nervous system that is responsible for sight (but not vision)
What is the somatic nervous system?
Part(s) of the action potential when voltage-gated potassium channels are open
What is repolarization or hyperpolarization?
When PSPs from different dendrites are combined in the cell body?
What is summation?
A drug that blocks a ligand binding to the receptor
What is an antagonist?
Subtype of neuron that can send its axon to other brain regions
What is a pyramidal (or projection) neuron?
Lobe that contains the primary visual cortex
What is the occipital lobe?
-40 mV to -55 mV
What is the threshold range that must be reached for the axon hillock to generate an action potential?
Muscle weakness might be caused by a toxin preventing this process in the presynaptic terminal
What is exocytosis/vesicle fusion/neurotransmitter release?
Role of norepinephrine in the peripheral nervous system
What is the sympathetic nervous system?
Number of neurons in the C. elegans nervous system
What is 302?
Two components of the folds in the cerebral cortex
What are sulcus (grooves) and gyrus (bumps)?
Faster form of action potential propagation
What is passive propagation?
Needed to activate an AMPA receptor
What is glutamate?
Two brain regions that make dopamine
What are the substantia nigra and ventral tegmental area?
List 3 functions of astrocytes
What are 1. support metabolic/biochemical needs of neurons, 2. form tripartite synapse, 3. form blood brain barrier, and 4. repair and scarring after injury
What is the neuron doctrine?
Energy source for the sodium-potassium pump
What is ATP?
Two differences between IPSPs and EPSPS
What are: 1. the neurotransmitters/receptors and 2. the ion channels that produce them?
Two things related to neurotransmitter levels that may cause a seizure
What is "too much glutamate receptor activity" or "too little GABA receptor activity"?