Dark field - Study guides, Class notes & Summaries

ASVAB MEPS Exam 223 Questions with Verified Answers A radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did the radar track the aircraft? - CORRECT ANSWER 50% Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate of $6 per hour, how much did he earn that day? - CORRECT ANSWER $5.00 A woman is looking for a bigger square office. She finds an office twice the area of he...

The instrument that produces a bright image of the specimen against a dark background is called a (n) ___________ microscope A. phase-contrast B. electron C. bright-field D. dark-field - ANSWER Dark-field After the decolorizer has been added in the Gram stain, gram-positive organisms are stained _________ and gram-negative organisms are stained ________ A. purple; purple B. purple; colorless C. purple; pink D. pink; pink - ANSWER Purple; Colorless

Bright Field Microscope CORRECT ANSWER Most widely used Dark object, bright background Examine stained and unstained specimens Made by putting light through specimen Dark field microscope CORRECT ANSWER Image is lighter than illuminated background Uses a condenser on the light microscope Phase contrast microscope CORRECT ANSWER Used with live specimen Produces image with specimen against gray background Can see internal cells Scanning electron microscope CORRECT ANSWER Detailed 3D...

Endoscopy (EGD) positioning left side lying Before an Endoscopy (EGD): -NPO 6-8 hr -remove dentures Gastroenteritis care plan: -restrict dairy, caffeine, milk -eat foods high in potassium -increase fluid intake -contact precautions In what order do you open the sterile package? flap furthest from body, side flaps, then closest A nurse has removed a sterile pack from its outside cover and place it on a clean work surface in preparation for an invasive procedure. Which of the followi...

Microbiology Lab Midterm Questions and Answers Already Passed Compound microscope 1. Ocular-eyepiece lens (usually 10x) 2. Objective-nosepiece lenses (commonly 4x, 10x, 45x, and 100x) At what magnification do you use the oil immersion technique? 100x. Total Magnification = Magnification (Objective) x Magnification (Ocular) Important Parts of the Microscope Framework, Stage, and Lens System Framework Arm and base are the structural parts of the microscope which support the basic frame. Stage...

RN Maternal Newborn Online Practice 2023 TEST SOLUTIONS 100% A+GUARANTEE PASS A nurse is providing discharge teaching to a client who had a cesarean birth 3 days ago. Which of the following instructions should the nurse include? A. "You can resume sexual activity in 1 week." B. "You won't need to do Kegel exercises since you had a cesarean." C. "You can still become pregnant if you are breastfeeding." D. "You are safe to start adding sit-ups to your exercise routine in 2 w...

Straighterline Microbiology Exam Questions And Answers motility semisolid media shows what? isolating/culturing bacteria solid media is best for? synthetic; defined What are the terms for a media whose exact chemical compositions are known? differential media allows growth of several types of microbes and displays visible differences among those microbes selective media suppress unwanted microbes and encourage desired microbes reducing media a culture medium ...

beta-oxidation correct answer: enzymes repeatedly split off pairs of they hydrogenated carbon atoms that make up a fatty acid and join each pair to coenzyme A to form acetyl-CoA Chloroplasts correct answer: light harvesting structures found in photosynthetic eukaryotes; synthesize a few polypeptides compare and contrast archaeal flagella with bacterial flagella correct answer: archaeal are about half as thick as bacteria; not hollow; lack a central channel; flow together; powered by ATP...

Concussions - Answer-Happen most often in sports as a result of a collision between athletes. Which of the answers below is a common symptom of concussion: - Answer-Headache Most athletes with a concussion no longer have symptoms from the injury: - Answer-Within a couple of weeks Following a concussion: - Answer-An athlete may feel frustrated, sad, angry, or lonely. Subconcussive head impacts: - Answer-Can be reduced by limiting collisions on the sports field. Consider the following scenar...

CHAPTER 3: Perceptual Processes II: Attention and Consciousness 3-1. According to your textbook’s introduction to Chapter 3, attention a. relies exclusively on bottom-up processing. b. uses both top-down and bottom-up processing. c. is a time-consuming but highly accurate cognitive process. d. is a quick process that is highly inaccurate. Answer: b Section Ref: Overview of Attention Difficulty: Easy Objective: 3.1 Objective text: Discuss two different types of attention and revie...