Schwann cells Study guides, Class notes & Summaries

WCU - PHYS 261 FINAL EXAM LATEST ANSWERS 2022. ) Nucleic acids are polymers of units called A) ribose. B) bases. C) fatty acids. D) amino acids. E) nucleotides. 6) Cell membranes are said to be A) actively permeable. B) impermeable. C) freely permeable. D) selectively permeable. E) none of the above 7) In humans, only __________ cells have flagella. A) sperm B) intestine lining C) stomach lining D) respiratory tract lining E) two of the above 8) The addition of a phosphate grou...

PHYS 261 FINAL EXAM QUESTIONS AND ANSWERS 2023 REVIEW - Complete. An allosteric modulator binds to A) the active site. B) the product. C) a region of the enzyme other than the active site. D) the surrounding tissue. E) the substrate. 10) Permeability is a property of A) solutes. B) solvents. C) ions. D) membranes. E) proteins. 11) What are the two extracellular fluid compartments in the body? A) plasma and the fluid portion of the blood B) intracellular and plasma C) plasma and in...

BIOL 235 MIDTERM 2 PRACTICE TEST EXAM A+ GRADED between the origin and insertion which is usually located proximally in limbs ? - CORRECT ANSWEROrigin What happens during REVERSE MUSCLE ACTION? - CORRECT ANSWER-specific movements of the body the actions are reversed THEREFOR the positions of the origin and insertion of a muscle are switched What is a mechanical advantage using the example of a lever? - CORRECT ANSWER-if the load is closer to the fulcrum and the effort is farther from ...

T or F: Potassium ions are at high concentrations inside of cells, including neurons - ANSWER-True The action potential is a result of: - ANSWER-the movement of ions The post-synaptic cell can be: - ANSWER-in glands, muscle cells and neurons Th resting potential of a neuron is - ANSWER--60mV T or F: The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal - ANSWER-false T or F: Voltage gated ion channels open when a protein binds ...

respiratory zone - correct answer respiratory bronchioles, alveolar ducts, alveoli What does the Respiratory Zone do? - correct answer Allow inhaled oxygen to diffuse into the lung capillaries in exchange for CO2. Conducting Zone - correct answer nose, pharynx, larynx, trachea, bronchi, bronchioles What does conducting zone do? - correct answer conducts air to respiratory zone, humidifies, warms, and filters air. Most common cancer mutation? - correct answer Acquired. What does anticholiner...

Test Bank to accompany 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...

m   1. Which of the following is the mRNA start codon in most cases? A. UAA B. AGU C. AUG D. UGA 2. Which of the types of RNA is the smallest? A. mRNA B. tRNA C. rRNA D. 3. Which of the following is not considered a pyrimidine? A. C B. T C. U D. G 4. Which of the following is paired correctly? A. A-G B. C-G C. A-U D. G-T 5. Which of the following characterizes a Western blot? A. Antibody/protein hybridization B. DNA/RNA combination C. RNA ...

Bio 181 ASU Exam 3 Questions with complete solutions List the 4 types of glial cells and list a phrase to describe their function. - answer1. Schwann cells wrap around the axon of a cell in the PNS, while providing electrical insulation. 2. Oligodendrocytes do the same thing as Schwann cells but they do it in the CNS. 3. Astrocytes protect the brain from toxic chemicals. 4. Microgilia protect the brain. T/F When the presynaptic cells contacts a muscle cell, the synapse area is called a mo...

Stern's Introductory Plant Biology, 14e (Bidlack) Chapter 1 What Is Plant Biology? 1) The early scientist who first demonstrated experimentally that plants do not have the same modes of nutrition as animals was A) Nehemiah Grew. B) Carl Willdenow. C) Alexander von Humboldt. D) Sir J. D. Hooker. E) J. B. van Helmont. Answer: E Topic: Diversification of Plant Study Bloom's: 1. Remember Learning Outcome: 01.04 List the aspects of botany with which each of the major botanical disciplines ...

Test Bank for Biological Psychology 13th Edition by James W. Kalat, All Chapters | Complete Guide A+. Biological Psychology, 13th Edition, James W. Kalat Test Bank Chapter 01 1. Dendrites contain the nuclei, ribosomes, mitochondria, and other structures found in most cells. a. True b. False ANSWER: False 2. Neurons receive information and transmit it to other cells. a. True b. False ANSWER: True 3. Santiago Ramón y Cajal used special staining techniques to reveal that the brain is composed of i...