Microglia - Study guides, Class notes & Summaries

Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers) Q: approximately how many sensory neurons are there in the body? Answer: 10 million Q: Three Functional Classifications of Neurons Answer: 1. Sensory neurons -Afferent neurons of PNS 2. Motor neurons -Efferent neurons of PNS 3. Interneurons -Association neurons Q: Functions of Sensory Neurons Answer: 1. Monitor internal ...

Test Bank for Neuroscience, Sixth Edition Purves • Augustine • Fitzpatrick • Hall • LaMantia • Mooney • Platt • White Chapter 1: Studying the Nervous System Multiple Choice 1. Which part of DNA is transcribed into messenger RNA? a. Exon b. Intron c. Promoter d. Non-coding DNA e. Regulatory DNA Answer: a Textbook Reference: Genetics and Genomics Bloom’s Level: 2. Understanding 2. Genomics is the analysis of a. coding DNA sequences for a species. b. regulato...

The cytoplasmic extensions that, together with the cell body, provide the main receptive surfaces for neurons are a. Neurofibrils b. Chromatophilic substances (nissl bodies) c. Axons d. Dendrites - d. Dendrites The two types of cells of the nervous system are a. Axons and dendrites b. Neurons and neuroglia c. Motor neurons and sensory neurons d. Schwann cells and microglia - b. Neurons and neuroglia The functional connection between two neurons is a(n): a. Dendrite b. Gap junction ...

Astrocytes - ️️glial, maintain ionic environment Lumbar - ️️hips and legs Tetrodoxin (TTX) - ️️- found in puffer fish ovaries - one could kill 30 adult humans - causes death via paralysis of respiratory muscles - fish has TTX resistant Na channels - irreversibly blocks channel Dermatomes - ️️spinal nerves innervate sections of the skin, message from certain section of skin is sent to certain section of spine - skin corresponds to spin 1. cervical 2. thoracic 3. lumbar...

NSCI Exam 1 Questions with 100% Correct Answers 2024/2025 Nissil Stain - ANSWERSstains the nucleus and rough er Camillo Golgi - ANSWERSReticulum, reticular theory (neurons are all connected) Cajal - ANSWERSNeuron doctrine- NS is made up of discrete cells Neuron doctrine - ANSWERSneuron is the structural functional unit of the nervous system - NS is made up of discrete cells (connected by synapses not one long string) Glial Cells - ANSWERScells in the nervous system that support...

Rio Salado Bio 201 Exam 3, 346 Questions and Correct Answers, 100% Correct. Latest 2024/5. Myelination of the nerve fibers in the central nervous system is the job of the oligodendrocyte. T/F True If bacteria invaded the CNS tissue, microglia would migrate to the area to engulf and destroy them. T/F True Neurons in the CNS are organized into functional groups. T/F True Efferent nerve fibers may be described as motor nerve fibers. T/F True Voltage is always measured between two points...

Oligodendrocytes - ANSWER nueroglia that form myelin sheath Astrocytes - ANSWER most abundant microglia structure of CNS controls chem. environment-absorbs ions Ependymal - ANSWER circulates CSF with cilia lining Brain cavities Microglia - ANSWER immune cells of CNS collect debris phagotize

CBE 564 Final [3/23] BBB - correct answer -- Astrocytes - correct answer -star-shaped -biochemical support -nutrients, ion balance -repair after injury Pericytes - correct answer -wrap around capillaries -blood flow -maintain BBB -immune cell entry Microglia cells - correct answer -immune cells in the brain -scavenge for plaques; damaged or unused neurons or synapses, or infectious agents -survey environment, send and receive signals -Phenotype change, become more reactive, pha...

Exam 2: NURS611/ NURS 611 (NEW 2023/ 2024) Advanced Pathophysiology Exam Review| 100% Correct | Complete Guide with Questions and Verified Answers - Maryville QUESTION signs and symptoms of stroke (middle cerebral artery) hemiplegia orhemiparesis greater in face and arm than leg, contralateral loss in same distribution as motor loss, expressive disorder with anomia, contralateral homonymous hemianoplopia (left vision is intact), cheyne-stokes respirations, occasional mydriasis, litt...

Nissl Stain - ️️Nissl used basic died to stain the endoplasmic reticulum (RNA), thereby revealing cell bodies. Using the nissl stain, Brodmann found that different areas of the cerebral cortex had distinct cytoarchitectonic appearances. He identified 52 cortical areas, now called Broadmann's areas contralaterality - ️️right brain controls left, left brain controls right. most functions are contralateral 3 types of glial cells - ️️Astrocyte (maintain ionic environment), Oligode...