Introduction: A tracheostomy is placed when the upper airway is compromised‚ and the patient cannot breathe on his or her own. A common reason for needing this in the pediatric population is due to a subglottic stenosis (SGS) (Deutsch‚ 2010). Although an SGS can be congenital‚ most are the result of intubation‚ as the subglottis cannot stretch to accommodate the endotracheal tube (ETT). While many acquired SGS happen from 2 weeks to 10 years old‚ the majority of these are before the age of 1
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Basic Formulas: Present value interest factor of an annuity‚ PVIFA(k‚n) = [ 1 – ( 1 + k )-n ] / k Present value interest factor of a perpetuity‚ PVIFA(k; ∞) = 1 / k Future value interest factor of an annuity‚ FVIFA(k‚n) = [ ( 1 + k )n –1 ] / k Annuities Due‚ payments at start of period‚ PVIFADue(k‚n) = PVIFA(k‚n) * ( 1 + k ) FVIFADue(k‚n) = FVIFA(k‚n) * ( 1 + k ) Where: k is the effective discount rate
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September 18‚ 2011 Period 8 AP Bio Ms. Dahle September 12‚ 2011 TITLE: Population Genetics and Evolution Within a Gene Pool INTRODUCTION: The Hardy-Weinberg scheme is a way of viewing evolution as changes in the frequency of alleles in a population of organisms. If A and a are alleles for a particular gene and each individual has two alleles then p is the frequency of the A allele and q is the frequency of a alleles. The frequency of the possible diploid combinations is expressed in the equation
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Chapter 2 Study Guide MULTIPLE CHOICE QUESTIONS 1. The relative frequency of a class is computed by a. dividing the midpoint of the class by the sample size b. dividing the frequency of the class by the midpoint c. dividing the sample size by the frequency of the class d. dividing the frequency of the class by the sample size Answer: d 3. The sum of frequencies for all classes will always equal a. 1 b. the number of elements in a data set c. the number of classes d. a
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506 505 502 501 500 496 478 484 492 498 500 502 502 500 499 499 495 475 478 486 494 497 499 500 498 498 498 493 476 475 480 488 493 495 498 496 496 498 486 540 532 528 522 518 516 514 507 503 502 509 562 550 546 526 522 518 514 508 504 502 495 523 520 520 518 517 516 516 515 515 515 498 516 514 515 516 515 514 514 512 513 514 Table 3: Pressure Coefficients ( ) Free Stream Velocity √ √ √ ( ) Reynolds Number 3 Coefficients at various Tapping 1 2 3 4 5 6 7 8 9 10 11 -0.956 -0
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Image Processing‚ Analysis‚ and Machine Vision Second Edition Milan Sonka Vaclav Hlavac Roger Boyle Contents List of algorithms xiii List of symbols and abbreviations xvii Preface xix Course contents xxiii 1 Introduction 1 1.1 Summary 1.2 Exercises 1.3 References 8 8 9 2 The digitized image and its properties 2.1 Basic concepts 2.1.1 Image functions 2.1.2 The Dirac distribution and convolution 2.1.3 The Fourier transform 2.1.4 Images as
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son. Achilles is asked by Priam to think about his own father‚ “Remember your father‚ godlike Achilles. He and I both are on the doorstep of old age. He may well be now surrounded by enemies wearing him down and have no one to protect him from harm” (520-524). Priam tells Achilles that one day his father might learn Achilles is alive and have hope that he will be saved and protected. Priam will never have that feeling ever again because his last son is dead. Achilles pities Priam and arranges for Hector’s
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Was George right to shoot Lennie? ‘Of Mice and Men’ is a story based around the hardships of migrant workers in the Great Depression of 1920’s and 30’s America. The story follows the central protagonists‚ George and Lennie as they settle into life at a new ranch. However through the climax of the story Lennie ends up in a tough situation‚ leaving George to kill his only friend. The question is was George right to shoot Lennie in their situation? Or did he betray his friend in the worst way
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Bridge Structures and The Use of Geometry in Their Design What is a bridge? A bridge is a structure providing continuous passage over a body of water‚ roadway‚ or valley. Every bridge looks different from the another. Their bridge structure is different. There are nine types of main bridges. Bridge engineers use a lot of geometry to help them design the different bridges. Without geometry‚ the bridges would not be safe. Bridges have been around for a long time. The earliest bridges
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Resource: Ch. 3 of Financial Accounting Prepare written answers to the following assignments from Ch. 3 of Financial Accounting: * Questions 2‚ 3‚ 4‚ & 8 * Exercise E3-7 * Exercise E3-8 2. State two generally accepted accounting principles that relate to adjusting the accounts. Matching principle and revenue recognition principle 3. Rick Marsh‚ a lawyer‚ accepts a legal engagement in March‚ performs the work in April‚ and is paid in May. If Marsh’s law firm prepares monthly
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