Notes in Cell Biology of the Nervous System 2

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Published	09/07/2023	{{c1::False::True or False}}: Schwann cells only enshealth myelinated axons.
Published	09/07/2023	{{c1::True::True or False}}: Each individual Schwann cell can only myelinate one axon.
Published	09/07/2023	{{c1::Satellite}} cells surround and support peripheral ganglia neurons e.g. the dorsal root ganglion
Published	09/07/2023	The two types of glial cells in the PNS are {{c1::Schwann cells}} and {{c2::Satellite cells}}
Published	09/07/2023	What TWO things stop retrograde propagation of the signal in saltatory conduction?
Published	09/07/2023	There are {{c1::2::how many}} types of glial cells in the PNS and {{c2::4::how many}} types of glial cells in the CNS
Published	09/07/2023	Similar to the Schwann cells of the PNS, {{c1::Oligodendrocytes::these cells}} myelinate cells of the CNS
Published	09/07/2023	{{c1::False::True or False}} Each individual Oligodendrocyte cell can only myelinate one axon.
Published	09/07/2023	{{c1::Astrocytes::These cells}} form limiting plate (glia limitans) around all interfaces of the CNS
Published	09/07/2023	Astrocytes are diverse and ubiquitious cells. Which of the following are roles that they fill?A. Modulate neurotransmitter activity, particularly glut…
Published	09/07/2023	Under the microscope, you notice a pathological buildup of metabolites, ions, and waste around neurons. What type of cell do you suspect is not functi…
Published	09/07/2023	{{c1::False::True or False}}: In response to injury or trauma, ependymal cells will proliferate and hypertrophy causing a "scar" around the affected n…
Published	09/07/2023	{{c1::True::True or False}} Astrocytes help signal the endothelium of blood vessels to create the blood-brain barrier.
Published	09/07/2023	Which glial cell is monocyte derived and involved in immune response?A. MicroglialB. EpendymalC. SatelliteD. Astrocyte
Published	09/07/2023	Which glial cells are simple, columnar, ciliated epithelium?
Published	09/07/2023	Which specialized ependymal cells are important for making Cerebrospinal Fluid (CSF)?
Published	09/07/2023	Can you find ependymal cells in the spinal cord?
Published	09/07/2023	The CNS is derived from {{c1::the neural plate::what embryonic feature}} and the PNS is derived from {{c2::the neural crest::what embryonic …
Published	09/07/2023	Name the four main parts of the central nervous system.
Published	09/07/2023	In the brain, grey matter is generally in {{c1::the periphery/edges of the gyri::what area}} of the brain and contains mostly {{c2::neuron cell b…
Published	09/07/2023	In the brain, white matter is generally in {{c1::the inner area, within the folds of gyri::what area}} of the brain and contains mostly {{c2::axo…
Published	09/07/2023	What makes the white matter "white"?
Published	09/07/2023	Ependymal cells of the central nervous system:A. produce, circulate, and/or modify the cerebrospinal fluid found within the ventricles of the CNS. B. …
Published	09/07/2023	Which of the following statements is MOST ACCURATE?A. The primary function of axons is to convey signals TOWARD the neuron cell body. B. The only site…
Published	09/07/2023	Pseudounipolar neurons in a dorsal root ganglion:A. primarily convey sensory information into the spinal cord. B. are autonomic motor neurons. C. prim…
Published	09/07/2023	The axon hillock:A. is a site at which graded potentials may be generated. B. generally does NOT contain rough endoplasmic reticulum. C. contains micr…
Published	09/07/2023	In the white matter of the CNS, the fibrous looking background in histology slides is made up of {{c1::axons}} and the cells with white holes aro…
Published	09/07/2023	The cells making up the majority of the background in histology slides of CNS grey matter are {{c1::astrocytes}}
Published	09/07/2023	Where is the subdural space?
Published	09/07/2023	Put the layers and spaces of the meninges in order from the furthest out to the furthest inside.A. Subdural spaceB. Pia materC. Dura MaterD. Subarachn…
Published	09/07/2023	The dura mater is made of {{c1::Dense Irregular Connective Tissue::what tissue}} and the pia mater is made of {{c2::Loose connective tissue::what tiss…
Published	09/07/2023	The dorsal root ganglion is made up of {{c1::Pseudounipolar neurons::specific type of neuron}}
Published	09/07/2023	Order the path of nerve impulse of the somatic division of the PNS from feeling a hot candle with your hand to moving it away. You may use things more…
Published	09/07/2023	A typical nerve is made up of many bundles of axons, or fascicles, bundled together. {{c1:: The epineurium::This structure}} is the tough outer l…
Published	09/07/2023	What unique epitheliod feature do fibroblasts in the perineurium have?
Published	09/07/2023	How to differentiate all the "wavy" cells on a histo slide? {{c1::Dense Irregular CT::These cells}} are very fibrous, cells are heterochromatic, …
Published	09/07/2023	What are the three parts of the Autonomic Nervous System?
Published	09/07/2023	{{c1::The Somatic::This type of}} motor neuron projects directly to the target while {{c2::the Autonomic::this type of}} motor neuron projec…
Published	09/07/2023	The autonomic system has a two neuron system where the initial presynaptic neuron projects to a second postsynaptic neuron. This system means there ar…
Published	09/07/2023	The parasympathetic nervous system has a {{c1::long::short/long}} first neuron and a {{c2::short::short/long}} in the wall of the target org…
Published	09/07/2023	Craniosacral outflow is the {{c1::parasympathetic::parasympathetic/sympathetic}} system. Thoracolumbar outflow is the {{c2::sympathetic::par…
Published	09/07/2023	The {{c1::Enteric}} nervous system autonomously manages peristalsis, absorption, and secretion of fluids and enzymes
Published	09/07/2023	Injury to nerves.Generally speaking:In the PNS, an injured nerve {{c1::can::can/cannot}} regrowIn the CNS, an injured nerve {{c2::cannot::ca…
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