Oligodendrocytes - Study guides, Class notes & Summaries

Central Nervous System -Correct Answer "general" of the body; integration of sensory input and origin of motor responses • brain • spinal cord Peripheral Nervous System -Correct Answer body; sensory input and motor output • nerves • sensory receptors • motor neurons sensory receptors -Correct Answer Afferent neurons → Admit signals differentiated based on location • somatic • visceral somatic sensory receptors -Correct Answer receptors and neurons that ar...

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...

Reductionist approaches involve trying to explain ___. Answer: large things in terms of smaller things Ramón y Cajal suggested that the nervous system is composed of individual nerve cells - an idea known as the ___. Answer: neuron doctrine The effort to understand normal behavioral functioning by studying people with brain injuries is known as ___. Answer: neuropsychology A so-called split-brain patient has undergone surgery to have the ___ cut in half. Answer...

What is an agonist? Answer: Prime mover QUESTION What is an antagonist? Answer: Opposes action of the prime mover QUESTION What is a synergist? Answer: An "assistant" or "helper" muscle to the agonist QUESTION What is a fixator? Answer: Stabilizes muscles QUESTION What is the origin? Answer: Point of origin for a muscle with NO movement QUESTION What is the insertion Ans...

Nervous System - MCATSoma - correct answer neuron cell body Oligodendrocytes - correct answer cells that produce MYELIN in CENTRAL NERVOUS SYSTEM Schwann Cells - correct answer cells that produce MYELIN in the PERIPHERY Resting Membrane Potential - correct answer about -70mV inside of neuron is negative relative to outside Discuss ion concentrations inside neuron. - correct answer [K+] is high inside neuron [Na+] is low inside neuron Discuss ion concentrations outside neuron...

Nervous System – MCAT Questions and Answers | Latest Version | 2024/2025 | Rated A+ Which type of glial cell is responsible for myelinating neurons in the central nervous system? - A) Schwann cells - B) Oligodendrocytes - C) Astrocytes - D) Microglia B) Oligodendrocytes Rationale: Oligodendrocytes are responsible for myelinating neurons in the central nervous system (CNS), whereas Schwann cells perform this function in the peripheral nervous system. What is the primary ...

Nervous System - MCATSoma - correct answer neuron cell body Oligodendrocytes - correct answer cells that produce MYELIN in CENTRAL NERVOUS SYSTEM Schwann Cells - correct answer cells that produce MYELIN in the PERIPHERY Resting Membrane Potential - correct answer about -70mV inside of neuron is negative relative to outside Discuss ion concentrations inside neuron. - correct answer [K+] is high inside neuron [Na+] is low inside neuron Discuss ion concentrations outside neuron...

Which of the following does NOT correctly match a term with its description? Depolarization --- Period during which sodium ions diffuse out of the neuron due to a change in permeability for these ions. Repolarization --- The interior of the cell becomes more negative due to the opening of potassium ion gates. Relative refractory period --- An exceptionally strong stimulus can trigger a response (action potential). Absolute refractory period --- Period during which the neuron cannot respond...

Neuroscience EXAM 1– USA (New 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| A Grade QUESTION myelin sheath Answer: -insulating specialized glial cells -oligodendrocytes make myelin in CNS -Schwann cells make myelin in PNS QUESTION CNS neurotransmitter Answer: excitatory: glutamate inhibitory: GABA QUESTION PNS neurotransmitter Answer: acetylcholine QUESTION ANS neurotransmitter Answer: acetylcholine an...

What are the three main divisions of the developing brain? Forebrain Midbrain Hindbrain What is the forebrain (prosencephalon) divided into? Telencephalon Diencephalon What is the telencephalon composed of? Cerebral hemisphere and has structures like the cerebral cortex, white matter and basal ganglia What is the diencephalon composed of? Thalamus and hypothalamus What is the midbrain (mesencephalon) composed of? contains the cerebral peduncles, midbrain tectum, midbrain tegmentum ...