PLTW HBS 2.2, Exam Question preview sections, 100% accurate, graded A+
Dendrites - -Long branches that receive signals from other nerve cells (act as an "antennae" of the neuron)
Axon - -Main conducting unit of the neuron that is wrapped in the myelin sheath. (conveys electrical signals)
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Dendrites - ✔✔-Long branches that receive signals from other nerve cells (act as an "antennae" of the
neuron)
Axon - ✔✔-Main conducting unit of the neuron that is wrapped in the myelin sheath. (conveys electrical
signals)
Axon Terminals - ✔✔-Provides feedback and carries the neural impulse away from the neuron.
Myelin Sheath - ✔✔-increases the speed of impulses.
Nodes of Ranvier - ✔✔-Serves to facilitate the rapid conduction of nerve impulses. (aka myelin sheath
gaps)
Synapse - ✔✔-Junctions formed with other nerve cells when they come into contact with each other.
Neurotransmitters - ✔✔-Released from synaptic vesicles to transmit signals across a chemical synapse.
Motor Neuron - ✔✔-A nerve cell forming part of the pathway from the brain or spinal cord to a muscle
or gland
Sensory Neuron - ✔✔-Transmits sensory information (5 senses) and conveys the information to the
brain and spinal cord
Interneuron - ✔✔-Create neural circuits
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