์ด ํ๋์์นด๋๋ ์์ง ์ ์ฅ๋์ง ์์์ด โ ํ์ด์ง๋ฅผ ๋๊ฐ๋ฉด ์ฌ๋ผ์ ธ. ๋ฌด๋ฃ ๊ณ์ ์ ๋ง๋ค๋ฉด ์ ์ฅ๋๊ณ ์๋ ๊ธฐ๋ฅ๋ค๋ ๋ชจ๋ ์ด์ฉํ ์ ์์ด.
What are the functions of the nervous system?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What structures make up the CNS?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What structures are part of the PNS?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the components of the functional division of the nervous system?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does the sensory division do?
Signals from sensory receptors to CNS (afferent)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does the motor division do?
Signals from CNS to muscles & glands (efferent)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are viscera?
Structures inside the ventral body cavity (e.g., lungs, heart)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does somatic refer to?
Structures outside the ventral body cavity (e.g., skin, muscles)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does somatic sensory detect?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does visceral sensory detect?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does somatic motor do?
Stimulates contraction of skeletal muscles (voluntary control)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does visceral motor control?
Contraction of smooth and cardiac muscle, secretion of glands (involuntary control)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the main components of nervous tissue?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the key characteristics of neurons?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the function of dendrites?
Receive signals from other neurons and conduct signals toward cell body
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the function of an axon?
Transmits nerve signals from cell body to other cells
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the types of neuron structural classification?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the role of sensory neurons?
Transmits signals from body to CNS (most are unipolar)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the role of motor neurons?
Carries signals away from the CNS (most are multipolar)
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the role of interneurons?
Connects motor and sensory neurons
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are glial cells?
Support and protect neurons
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the function of astrocytes?
Most abundant CNS glial cell; helps form blood-brain barrier
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What do microglial cells do?
Act as phagocytic cells in the CNS
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the function of oligodendrocytes?
Wrap around axons in CNS and make myelin sheaths
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What do Schwann cells do?
Wrap around axons in PNS and form myelin sheath
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a nerve?
Bundle of axons, part of PNS, with connective tissue layers
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a synapse?
Site where neurons communicate via axon terminal and dendrites
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a presynaptic neuron?
A specialized cell that sends signals to other cells
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the function of the presynaptic neuron?
Releases neurotransmitters into the synaptic cleft
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is the synaptic cleft?
A narrow space between the presynaptic and postsynaptic neurons
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
How does the postsynaptic neuron receive signals?
Through dendrites
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What does the postsynaptic neuron do with the signal?
Carries signal away from synapse
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the main parts of a neuron?
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a unipolar neuron?
A single elongated process with the cell body located off to the side
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a bipolar neuron?
Two processes separated by the cell body
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What is a multipolar neuron?
More than two processes, a single axon and multiple dendrites
์ฌ๊ธฐ์์ ์นด๋๋ฅผ ์ดํด๋ณด๊ฑฐ๋ ๊ฐ์ ํ๊ณ ๊ฐ๊ฒฉ ๋ฐ๋ณต ํ์ต ์์ํ๊ธฐ.
What are the functions of the nervous system?
What structures make up the CNS?
What structures are part of the PNS?
What are the components of the functional division of the nervous system?
What does the sensory division do?
Signals from sensory receptors to CNS (afferent)
What does the motor division do?
Signals from CNS to muscles & glands (efferent)
What are viscera?
Structures inside the ventral body cavity (e.g., lungs, heart)
What does somatic refer to?
Structures outside the ventral body cavity (e.g., skin, muscles)
What does somatic sensory detect?
What does visceral sensory detect?
What does somatic motor do?
Stimulates contraction of skeletal muscles (voluntary control)
What does visceral motor control?
Contraction of smooth and cardiac muscle, secretion of glands (involuntary control)
What are the main components of nervous tissue?
What are the key characteristics of neurons?
What is the function of dendrites?
Receive signals from other neurons and conduct signals toward cell body
What is the function of an axon?
Transmits nerve signals from cell body to other cells
What are the types of neuron structural classification?
What is the role of sensory neurons?
Transmits signals from body to CNS (most are unipolar)
What is the role of motor neurons?
Carries signals away from the CNS (most are multipolar)
What is the role of interneurons?
Connects motor and sensory neurons
What are glial cells?
Support and protect neurons
What is the function of astrocytes?
Most abundant CNS glial cell; helps form blood-brain barrier
What do microglial cells do?
Act as phagocytic cells in the CNS
What is the function of oligodendrocytes?
Wrap around axons in CNS and make myelin sheaths
What do Schwann cells do?
Wrap around axons in PNS and form myelin sheath
What is a nerve?
Bundle of axons, part of PNS, with connective tissue layers
What is a synapse?
Site where neurons communicate via axon terminal and dendrites
What is a presynaptic neuron?
A specialized cell that sends signals to other cells
What is the function of the presynaptic neuron?
Releases neurotransmitters into the synaptic cleft
What is the synaptic cleft?
A narrow space between the presynaptic and postsynaptic neurons
How does the postsynaptic neuron receive signals?
Through dendrites
What does the postsynaptic neuron do with the signal?
Carries signal away from synapse
What are the main parts of a neuron?
What is a unipolar neuron?
A single elongated process with the cell body located off to the side
What is a bipolar neuron?
Two processes separated by the cell body
What is a multipolar neuron?
More than two processes, a single axon and multiple dendrites
์ ๋ง ์ญ์ ํ์๊ฒ ์ด์? 0 ํ๋์์นด๋๋ฅผ ์ญ์ ํ๋ฉด ๋๋๋ฆด ์ ์์ต๋๋ค.
์ ๊ฑฐํ ํ๊ทธ๋ฅผ ์ ํํ์ธ์: 0 ์ ํ๋ ํ๋์์นด๋:
ํ๊ทธ ๋ก๋ฉ ์ค...