"Lab 5 histology and membranes" Essays and Research Papers

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    Resting membrane potentials Definition: Large nerve fibers when not transmitting nerve signals is about 90 millivolt. That is‚ the potential inside the fiber is 90 millivolts more negative than the potential in the extracellular fluid on the outside of the fiber. The Na+-k+ pump also causes large concentration gradients for sodium and potassium across the resting nerve membrane. These gradients are the following: Sodium ( outside): 142 mEq/L Sodium ( inside): 14 mEq/L Potassium ( outside):

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    Chris Wiginton IS-3120 Lab 5 Questions and Answers 1. A Wireless LAN or WLAN provides wireless network communication over short distances using radio or infrared signals instead of traditional network cabling. 2. Three advantages of WLAN are: a. Provides more capability than wired 10/100 Ethernet connections‚ allowing enterprise applications to be mobilized thus increasing productivity. b. Provides mobility and availability‚ in order to hook up to the network‚ you only need to open your laptop and

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    R E V I E W NAME______________________________ LAB TIME/DATE _____________________ S H E E T EXERCISE 8 Print Form Classification of Covering and Lining Membranes 1. Complete the following chart. Tissue types: membrane composition (epithelial/connective) Membrane cutaneous Common locations General functions epithelial‚ connective The skin protection against outside substances‚ keeps bacteria out‚ secretion. epithelial‚ connective mucous Lining of the digestive

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    Lab 5 Acid/Base Extractions Introduction The purpose of this experiment is to separate either the organic base (amine) or organic acid (carboxylic acid) from a mixture that contains inorganic impurities (salt) by performing a liquid-liquid extraction and then taking a melting point. Key Experimental Details and Observations Our starting material‚ Compound B‚ was a fine white powder and weighed 0.535g. The final product was a shiny white sheet that resembled acrylic paint and weighed 0.109g

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    Nt1310 Unit 5 Lab 8

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    Testing a design different than that of the current AEV allowed the group to detect slight flaws in their current AEV and edit the final design in order to eliminate them. To complete Lab 8‚ Group D made minor changes in the final design of the AEV. Identical code was created for both the final AEV design and the altered design to make sure that the final design was truly the best it could be. Alterations made by Group D included moving

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    Joints and Body Movements Laszlo Vass‚ Ed.D. Version 42-0014-00-01 Lab RepoRt assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions‚ diagrams if needed‚ and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing this information in an editable file which can be sent to an instructor. Purpose: What is the

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    ____________________________________ 12/4/13 EXERCISE LAB TIME/DATE _______________________ 9 Overview of the Skeleton: Classification and Structure of Bones and Cartilages Bone Markings 1. Match the terms in column B with the appropriate description in column A. Column A Column B spine 1. sharp‚ slender process* a. condyle 2. small rounded projection* b. crest 3. narrow ridge of bone* c. epicondyle 4. large rounded projection* d. fissure 5. structure supported on neck†

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    Aim How temperature affects membranes: investigating the effect temperature has on Beta vulgaris membranes when submerged in a range of different temperatures for one minute. Background Information A cell membrane is made up of a phospholipid bilayer formed by phospholipids that have a hydrophilic head and a hydrophobic tail. The phospholipids arrange themselves in order that the heads are exposed to water and the tails are not thus forming the bilayer. When the temperature increases molecules

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    Anatomy and Histology of the Small and Large Intestine MACROSCOPIC FEATURES Small Intestine The small intestine is a specialized tubular structure within the abdominal cavity in continuity with the stomach proximally and the colon distally. The small bowel increases 20 times in length with aging‚ from 200 cm in the newborn to almost 6 m in the adult‚ and its length is approximated by three times the length of the infant‚ or height of the child or adult.[1] The duodenum‚ the most proximal

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    Fscj Bsc2085 Lab 5 Answers

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    Lab 5: The Integumentary System Name Using the key choices below‚ identify the indicated structures. A. adipose tissue B. venule C. motor nerve D. dermis E. arrector pili muscle F. hair bulb G. merocrine sweat gland H. hypodermis I. apocrine sweat gland J. sebaceous gland 1. D 2. H 3.C 4.J 5.E 6.F 7.I 8.G 9.A 10.B [pic] Using the key choices below‚ choose ALL responses that apply to the following descriptions. A. stratum corneum B. stratum basale C. stratum granulosum

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