Bio 181 asu exam - Study guides, Class notes & Summaries

Bio 181 ASU Exam 1 Questions and Answers 100% Verified Primitive prokaryote cell evolved into_________ - answerpro-eukaryotic cell Eukaryote - answersingle celled organism Paramecium - answerdistant ancestor of our cells, limited by # of biomolecular machines within itself What does a paramecium use cilia for? - answerto move What was the precursor to our kidneys? - answercontractile vacuole SEM(Scanning Electron Microscopy) - answercannot view living cells What can parameciums o as a d...

BIO 181 ASU EXAM 3 QUESTIONS AND ANSWERS 2024

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BIO 181 ASU EXAM 3 T/F Excitatory synapses cause depolarization of the post-synaptic cell. - CORRECT ANSWER-True Excitatory synapses cause hyperpolarization of post-synaptic cells. - CORRECT ANSWER-False Excitatory synapses make the post-synaptic cell less likely to fire. - CORRECT ANSWER-False Fast neurons as described in lecture are fast because they are surrounded by a type of glial cell that results in a myelin coating. - CORRECT ANSWER-False The autonomic nervous system contains th...

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Excitatory synapses cause depolarization of the post-synaptic cell. - CORRECT ANSWER-True Excitatory synapses cause hyperpolarization of post-synaptic cells. - CORRECT ANSWER-False Excitatory synapses make the post-synaptic cell less likely to fire. - CORRECT ANSWER-False Fast neurons as described in lecture are fast because they are surrounded by a type of glial cell that results in a myelin coating. - CORRECT ANSWER-False The autonomic nervous system contains the sympathetic and the pa...

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BIO 181 ASU EXAM 3 Short Answers Briefly explain why the action potential flows only from the axon hillock to the terminal web. - CORRECT ANSWER-The action potential originates from the axon hillock which initiates the flow of the action potential because of the presence of higher density voltage-gated ion channels. List the 4 types of glial cells and list a phrase to describe their function. - CORRECT ANSWER-- Microglia: cleans up cellular debris - Astrocytes: support and repair neurons ...