Cell-Cell Communication
Cells
Random
Brain
ANS
100
Spanned by connexins which create a channel
What is a gap junction/electrical synapse
100
Consists of dendrites, soma, and axon.
What is a prototypical neuron
100
The cranium, vertebral column and meninges which lie between bone and tissues.
What is CNS protection offered by bone and CT
100
The medulla oblongata, pons and midbrain
What are components of the brainstem
100
Originates from the thoracic and lumbar regions of the spinal cord
What is the sympathetic nervous system
200
The post-synaptic and pre-synaptic terminals of neurons
What is the location that signals are sent between neurons
200
The most numerous of glial cells, these regulate the chemical composition of extracellular space and are found in the CNS.
What are astrocytes
200
Created by tight endothelial cell junctions induced by paracrine signals from astrocytic feet
What is the Blood-Brain-Barrier
200
Thalamus, hypothalamus, pituitary gland, and pineal gland
What are the components of the diencephalon
200
Circuit of the autonomic pathways
What is disynaptic
300
Initiated in response to an AP arriving in the synapse, this occurs at the active zone and is tightly linked to intraterminal influx of calcium
What is NT release
300
Myelinating cells of the CNS and PNS
What are Oligodendrocytes and Schwann cells
300
Produces the CSF that fills the ventricles
What is the choroid plexus
300
Projects to almost every part of the brain and is involved in arousal, attention, sleep-wake cycle, pain, learning and memory, anxiety, mood and originates in the Locus Coeruleus
What is the Norepinephrine diffuse modulatory system
300
Consists of long preganglionic axons and short postganglionic axons
What is the parasympathetic nervous system
400
Diffusion, active re-uptake via transporter proteins and enzymatic degradation in the synaptic cleft.
What are methods of NT recovery and degradation
400
Line the ventricles of the brain and the central canal of the spinal cord
What are ependymal cells
400
The dorsal horn, ventral horn and intermediate zone
What are the components of grey matter
400
Projects to the striatum when it originates from the substantia nigra and projects to frontal cortex and limbic system when it originates from the VTA
What is the Dopamine diffuse modulatory system
400
Drugs producing sympathetic activation such as pupil dialation
What are Sympathomimetic drugs
500
Specific protein receptors embedded in the post-synaptic density
What are ligand-gated ion channel receptors and GPCR
500
Modified immune cells that suck up what is released into the brain during inflammation and neuron damage
What are microglia
500
Axons carrying information to and from the brain
What is white matter of the brain
500
Spoken and written language, numerical and scientific skills, ability to understand and use sign language and reasoning
What is tendencies of the cortical function of the left brain
500
Considered a modified sympathetic nervous system
What is adrenaline released from adrenal medulla
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