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Questions and Answers
What type of neuron is typically responsible for detecting sensory stimuli in the periphery?
What type of neuron is typically responsible for detecting sensory stimuli in the periphery?
- Unipolar neurons
- Multipolar neurons
- Bipolar neurons (correct)
- Anaxonic neurons
Which part of the brain receives sensory information from second-order neurons?
Which part of the brain receives sensory information from second-order neurons?
- Hippocampus
- Thalamus (correct)
- Cerebellum
- Amygdala
What is released by first-order neurons to generate an action potential in the dorsal root ganglia?
What is released by first-order neurons to generate an action potential in the dorsal root ganglia?
- Endorphins
- Nitric oxide
- Inhibitory neurotransmitter
- Excitatory neurotransmitter (correct)
What type of synapse do first-order neurons make in the dorsal root ganglia?
What type of synapse do first-order neurons make in the dorsal root ganglia?
Which bundle also sends sensory information to the thalamus besides the spinothalamic bundle?
Which bundle also sends sensory information to the thalamus besides the spinothalamic bundle?
What is the term for the progressive loss of neuron structure or function, exemplified by Alzheimer’s disease?
What is the term for the progressive loss of neuron structure or function, exemplified by Alzheimer’s disease?
Which anatomical component of a neuron is responsible for transmitting information from the cell body to the presynaptic terminals?
Which anatomical component of a neuron is responsible for transmitting information from the cell body to the presynaptic terminals?
What is the term used to describe the functional component that transmits signals via neurotransmitters to adjacent neurons?
What is the term used to describe the functional component that transmits signals via neurotransmitters to adjacent neurons?
Which factor leads to reduced blood flow and oxygen, often occurring together as seen in conditions like stroke?
Which factor leads to reduced blood flow and oxygen, often occurring together as seen in conditions like stroke?
What is the name of the anatomical component of a neuron where most metabolic activity occurs and action potentials are generated?
What is the name of the anatomical component of a neuron where most metabolic activity occurs and action potentials are generated?
What is the term for the continuous supply of glucose required by neurons to function properly?
What is the term for the continuous supply of glucose required by neurons to function properly?
What is the role of the Na+/K+ ATPase?
What is the role of the Na+/K+ ATPase?
What initiates the action potential in neurons?
What initiates the action potential in neurons?
What happens during hyperpolarization of a neuron?
What happens during hyperpolarization of a neuron?
How does a neuron reach the threshold for an action potential?
How does a neuron reach the threshold for an action potential?
What effect does the influx of sodium have on a neuron?
What effect does the influx of sodium have on a neuron?
What function do Ion Channels serve in a neuron's response to stimuli?
What function do Ion Channels serve in a neuron's response to stimuli?
What is one effect of repeated application of identical nociceptive stimuli?
What is one effect of repeated application of identical nociceptive stimuli?
In the context provided, what can lead to the development of chronic pain?
In the context provided, what can lead to the development of chronic pain?
What is the role of local cytokines in the activation of immune cells?
What is the role of local cytokines in the activation of immune cells?
Which type of cells secrete cytokines in response to allergies?
Which type of cells secrete cytokines in response to allergies?
What happens when neurons are stimulated by cytokines like IL-4 and IL-5?
What happens when neurons are stimulated by cytokines like IL-4 and IL-5?
How does the feedforward inflammatory loop involving TH2 cells contribute to allergies?
How does the feedforward inflammatory loop involving TH2 cells contribute to allergies?
What is the primary function of Trigeminal Ganglia?
What is the primary function of Trigeminal Ganglia?
Which ion channel is activated by capsaicin found in hot peppers?
Which ion channel is activated by capsaicin found in hot peppers?
Which ion channel is known for being activated by cold temperatures?
Which ion channel is known for being activated by cold temperatures?
Which ion channel is associated with detecting mechanical pressure?
Which ion channel is associated with detecting mechanical pressure?
What type of molecules activate TRPA1 ion channels?
What type of molecules activate TRPA1 ion channels?
Which ion channel releases pro-inflammatory neurotransmitters when activated?
Which ion channel releases pro-inflammatory neurotransmitters when activated?
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