Midwestern University

Sound and sound waves  sound waves are longitudinal waves (also called compression or pressure waves)  get vibrations from source of sound (eg. loudspeaker, vocal chords)  individual molecules vibrate back and forth (horizontal motion) about (fixed) equilibrium position  get a travelling wave moving through gas, liquid, or solid (needs a “medium”)  frequency of the wave is determined by the source PHYS117  the wavelength  spe...

GSA: Many of you will recall studying lac operon regulation in previous biology courses, in this course, we will focus on the trp operon instead. The background material is in sections 13.1a and 13.1d. Feel free to read the lac operon material as general background to operons but our main outcomes will relate only to trp. As you study the structure of the trp operon, think like a geneticist and ask yourself what the effect might be of various mutations at various locations. This Cycle only loo...

These slides are by no means a substitute for the textbook readings and represent a modified version of Christopher Dougherty’s slides. This lecture covers the material related to the simple linear regression: Estimation of coefficients Unbiasedness, Efficiency, and Monte Carlo Experiments Testing hypothesis on coefficients Testing the goodness of fit of a linear regression This lecture will cover chapters 1 and 2 of the Dougherty textbook. Understanding this material is...

■ Somatic Symptom Disorders ■ Involuntary physical complaints or disabilities with no biological cause ■ e.g. Pain Disorder ▪ Feel pain with no physical cause, or disproportionate amount of pain given cause eg Functional Neurological Symptom Disorder ▪ Formerly known as Conversion Hysteria, or (later) Conversion Disorder ▪ Paralysis, blindness, or loss of sensation with no physical cause ▪ Associated with “la belle indifference” – a ■ In some cases o...

Sexual Variations: Unusual Sexual Interests Professor William Fisher Department of Psychology Department of Obstetrics and Gynaecology University of Western Ontario London Ontario Center for Health Intervention and Prevention University of Connecticut Storrs Connecticut When is Sexual Behavior Abnormal? Some Relativist Definitions  Statistical definition: an abnormal sexual behavior is one that is statistically rare and not practiced by many people.  Wa...

2019 PN HESI EXIT V1

Biochem OA #2 Dump Repeat questions from first OA:  Hemophilia question: Father has hemophilia and mother is a carrier. What is the outcome of the kids. (Answers choices are: No kids have hemo, all kids have hemo, Boys only have it but not the girls, Girls have it but not the boys)-Remember Hemophilia is Xlink recessive  Punnett Square question: Four squares with four drop down boxes. 2 squares with 2 speckled parents, 2 squares with 2 black parents. (A dead pup is in one of the s...

2019 PN Hesi Exit V1 Question 1 A school-age client with diabetes is placed on an intermediateacting insulin and regular insulin before breakfast and before dinner. She will receive a snack of milk and cereal at bedtime. What does the nurse tell the client the snack is intended to do? You Selected: • Prevent late night hypoglycemia. Correct response: • Prevent late night hypoglycemia. Question 2 A well-known public official of a small community is admitted to the emergency departm...