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AP Psychology 1.4 Biological Bases of Behavior 2 Views
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AP Psychology 1.4 Biological Bases of Behavior. Motor neurons are also known as what?
Transcript
- 00:03
And here's your shmoop du jour brought to you by motor neurons, they
- 00:07
control movement just don't let them get low on motor oil here's our question [Boy falling asleep on a desk while studying]
- 00:11
motor neurons are also known as what and here are potential answers....[mumbling]
- 00:15
Let's start with C; interneurons.. create neuron
- 00:21
circuits that enable communication between sensory and motor neurons and
Full Transcript
- 00:25
the central nervous system these guys work with the motor neurons which means
- 00:29
they can't be the motor neurons it's okay inner neuron you're beautiful just [Interneuron and motor neuron in a beauty pageant]
- 00:34
the way you are how about A? Well somatic neurons are most often referred to as
- 00:38
somatic motor neurons which simply describes the type of motor neuron
- 00:42
characterized by having an axon that leaves the central nervous system to [Diagram of brain and skeletal muscle]
- 00:45
connect with the somatic nervous system this is simply one type of motor neuron
- 00:50
not an alternate name for them and central neuron is about as correct as
- 00:54
Apple neuron or dangerous pajamas neuron or whatever sound of sloth makes neurons [Sloth feeding on a plant]
- 00:59
in that they're just made up answers that don't refer to anything at all
- 01:03
leaving us with the ever similar efferent and afferent answer but which
- 01:08
is it well we should think of the signals in the central nervous system is [Neuron sending signals]
- 01:12
traveling in one of two directions they either exit the central nervous system
- 01:16
to all the other muscles and glands of the body or they carry signals away from
- 01:21
those muscles and glands and back into the central nervous system seeing as
- 01:25
we're describing motor neurons as in the neurons that help you move we're [Persons leg shaking rapidly]
- 01:30
focusing on the neurons that exit the brain and control the muscle so which
- 01:34
answer is correct well the key is in the first letter of each word exit - efferent
- 01:39
away - afferent.. Seeing as were focused on those exiting neurons that control our [Neurons leaving a conveyor belt]
- 01:45
bodily movement the correct answer is B efferent neurons and who knows it might
- 01:50
not be so long before we start seeing Apple neurons well that was fast and we [Audience gathering watching iNeurons on stage]
- 01:56
want ten percent....
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