neurons 101
Nerve cells are also called?
Neurons
What are the 3 different types of neurons are there?
sensory neurons, motor neurons, interneuron
T/F: impulse travels from the cell body to the axon.
True
Part of the neuron that receives signals from other neurons?
dendrites
What neuron transmits signals from your CNS to your muscles, organs, and glands?
Motor neurons
T/F: The axon is the first part of the neuron to receive an impulse from a neighboring neuron.
False: Dendrites
What is the empty space between neurons called?
Synapse
What are the two systems that make up the nervous system?
central nervous system (cns) and peripheral nervous system (pns)
What chemicals are released once the impulse reaches the axon terminals?
Neurotransmitters
What part of the neuron houses the nucleus?
the cell body(soma)
Carry impulses TOWARDS the cell body, afferent or efferent?
afferent processes
Isaiah touches a hot plate, what type of neuron is the first one to receive the message?
Sensory neurons
Name ALL the parts of a neuron
Dendrites, cell body(soma), nucleus, axon, myelin sheath, node of ranvier, axon terminal
What does the myelin sheath do?
Fatty tissue that supports the axon and speeds up the transmission of a message
The electrical signal that triggers the release of neurotransmitters.
action potential