Spirochetes Study guides, Class notes & Summaries

Brightfeild Microscopy Light passes directly through specimen into the objective lens, and up to the ocular lens to produce an image Total magnification = objective lens x ocular lens Use a Microscope 1)Start on the lowest objective lens 2)Place slide on stage 3)Bring stage to its highest position 4)Using course focus slowing scan for specimen (course focus should only be used with 10x objective) 5)Focus with fine focus 6) Switch to next objective 7)Use fine focus to focus specim...

bacteria correct answers are single-cell microorganisms lacking a nucleus that reproduce from every few minutes up to several weeks. bacteria correct answers are classified according to their need for oxygen, their shape, and their Gram-staining properties. positive correct answers Those bacteria retaining the stain are gram _____. negative correct answers Those bacteria losing the stain and taking up the counter stain are gram ____. cocci correct answers Round shaped bacteria. ba...

First Aid USMLE Step 1- Pharmacology (Complete) Exam 2023 Penicillin G (IV and IM) Penicillin M (oral) - ANS-*MOA:* *β-lactam*: a structural analog of D-ala-D-ala (a normal component of cell walls) which binds and inactivates bacterial transpeptidases (penicillin-binding protein, PBPs) to block peptidoglycan cross linking *Clinical use:* Bactericidal for Gram-⊕ cocci/rods, Gram-⊖ cocci (Neisseria), and spirochetes Mostly used for Gram-⊕ organisms (S. pneumoniae, S. pyogenes, A...

Urinalysis and Body Fluids Final Exam (2023) || Questions & Answers (Graded A+) Urinalysis and Body Fluids Final Exam (2023) || Questions & Answers (Graded A+) the organization that sets the standard to ensure that all laboratories will provide the best, most reliable information to the physician and patient is - ANSWER - CLIA the Occupational Health and Safety Act of 1970 established formal regulation of safety and health for all employee, regardless of employer; these regulations are ad...

AANP FNP Exam Prep with Complete and Verified Solutions | Latest 2023/2024 Hegar's sign Softening of lower uterine segment Chadwick's sign Bluish color of cervix and vagina at 6-8 weeks Goodell's sign Softening of cervix at 4+ weeks Lipids in chronic inactivity Low HDL Lipids in under- or untreated hypothyroidism Elevated total cholesterol, TG, and LDL Lipids in chronic renal insufficiency Elevated total cholesterol and TG Lipids in alcohol abuse Elevated TG, HDL, and LDL Vacc...

Gram staining is a helpful technique for differentiating between different types of bacteria. What part of the bacterial envelope is exploited by the gram staining process? Possible Answers: The peptidoglycan layer The plasma membrane The periplasmic space The capsule Correct answer: The peptidoglycan layer Question2 Leukocytes are classified as either granulocytes or agranulocytes. Which of the following are granulocytes? Possible Answers: Macrophages and lymphocytes EXAM Basophils Basophil...

OpenStax Microbiology Test Bank- Chapter 9: Review Bacteria most commonly reproduce using which of the following methods? A. binary fission* B. budding C. meiosis D. mitosis Difficulty: Easy ASM Standard: N/A 1. Which structure separates new daughter cells in binary fission? A. the crescent B. the division septum* C. the FtsZ D. the spindle apparatus Difficulty: Easy ASM Standard: N/A 2. Which of the following is another term for generation time? A. doubling time* B. growth rate...

Hegar's sign - ANS Softening of lower uterine segment Chadwick's sign - ANS Bluish color of cervix and vagina at 6-8 weeks Goodell's sign - ANS Softening of cervix at 4+ weeks Lipids in chronic inactivity - ANS Low HDL Lipids in under- or untreated hypothyroidism - ANS Elevated total cholesterol, TG, and LDL Lipids in chronic renal insufficiency - ANS Elevated total cholesterol and TG Lipids in alcohol abuse - ANS Elevated TG, HDL, and LDL Vaccines with live...

VENEREAL SYPHILIS: TREPONEMA PALLIDUM - Answer Venereal syphilis or Syphilis (Great pox, Evil Pox, Spanish disease) - Is a sexually transmitted disease caused by infection with Treponema pallidum, a spirochete bacterium, family Spirochaetaceae. Spirochetes - Answer - Are long, slender, spirally shaped bacteria. - These organisms are motile in blood, in the intestinal tract, and in other viscous environments. In water they are unable to move forward and so they simply spin. Treponem...

What created the guidelines for effecting infection control practices? correct answers Quality and Safety Education for Nurses (QSEN) What is the chain of infection? correct answers 1. infectious/causative agent 2. reservoir 3. portal of exit 4. means of transmission 5. portal of entry 6. susceptible host What could the infectious agent be? correct answers -bacteria -viruses -fungi -parasites what is the most commonly observed infection-causing agent? correct answers bacteria ...