Nerve Cell Steps Flashcards
Axon is covered with “beads” of _ with spaces in between
Fatty myelin cells
Impulse travels along axon by _
Jumping from space to space
A nerve contains bundles of neurons and _
Blood vessels
A bundle of axons is called a _
Fascicle
Myelin sheath insulates axon and speeds up _
Transmission of nerve impulse
Nerve impulse jumps from end to end of each
Myelin “bead”
Axon of nerve cell transmits _
Electrical nerve impulse
Each nerve cell has many branchlike projections called
Dendrites
Demerites receive impulses from _
Neighboring nerve cells
Nerve cell body contains nucleus and _
Organelles
Organelles provide energy and drives _
Cells activities
After passing cell body, nerve impulse continues to _
Axon terminal
Triggered by nerve impulse, _ flows into axon terminal
Calcium
Neurotransmitter in vesicle in axon terminal ready to be released to trigger _
Adjacent nerve cell
