Chelating effect Study guides, Revision notes & Summaries

EPA Lead Supervisor Exam Questions And Answers All Verified What percentage of lead is in drinking water for children? - ANS 20% What does Title X focus on? - ANS Focuses attention on source of lead that could poison children. What areas in the waterline produce high lead levels in water? - ANS Poorly Soldered joints where brass fittings are. With inspecting water, what are the causes of lead? - ANS Hot, Acidic and soft water What causes our air to become lead contaminated? - ANS G...

A provider prescribes IV heparin for this client. Which of the following parameters should you monitor for in regard to determining if a therapeutic dose is being administered? -INR 2 to 3 times the client's baseline -aPTT, 1.5 to 2 times the client's baseline -Platelet count to 125,000/mm^3 -PT 11 to 12.5 sec - aPTT 1.5 to 2 times the client's baseline rationale— You check the client's activated partial thromboplastin time, or aPTT, every 4 to 6 hours for initial continuous I...

NCLEX FINAL 2022-2023 (Solved Questions) (100% VERIFIED QUESTIONS AND ANSWERS) NCLEX FINAL 2022-2023 (Solved Questions) (100% VERIFIED QUESTIONS AND ANSWERS) 1. A 24-year-old female client is scheduled for surgery in the morning. Which of the following is the primary responsibility of the nurse? A. Taking the vital signs B. Obtaining the permit C. Explaining the procedure D. Checking the lab work 2. The nurse is ...

What percentage of lead is in drinking water for children? - ANSWERS20% What does Title X focus on? - ANSWERSFocuses attention on source of lead that could poison children. What areas in the waterline produce high lead levels in water? - ANSWERSPoorly Soldered joints where brass fittings are. With inspecting water what is the most causes for corrosive towards lead? - ANSWERSHot, Acidic and soft water What are the causes our air to become lead contaminated? - ANSWERSGas, Emission stat...

Administration Routes: Sublingual Administration □ absorbed in mucosa of oral cavities □ rapid onset of action □ Place tablet on floor of mouth, close mouth. Do not swallow, hold under tongue until dissolve. □ Use spray on floor of mouth under tongue and close mouth. Administration Routes: Buccal □ place tablet between gum and cheek near back of mouth, close mouth and keep in place until dissolve □ slower to dissolve and absorb than sublingual Brainpower Read...

Administration Routes: Sublingual Administration □ absorbed in mucosa of oral cavities □ rapid onset of action □ Place tablet on floor of mouth, close mouth. Do not swallow, hold under tongue until dissolve. □ Use spray on floor of mouth under tongue and close mouth. Administration Routes: Buccal □ place tablet between gum and cheek near back of mouth, close mouth and keep in place until dissolve □ slower to dissolve and absorb than sublingual Brainpower Read...

ASCP Practice Questions - Acetic acid - correct answers This fixative does not fix or destroy carbohydrates, and it does not fix lipids. It penetrates very rapidly and leaves tissue very soft. It is added to many fixative mixtures because of its ability to fix nuclei. Glutaraldehyde - correct answers Techniques using Schiff reagent, such as the periodic acid-Schiff (PAS) stain, cannot be used on __________ fixed tissues because false positive results will be obtained. Glyoxal - correct ans...

Histotechnology- Decalcification 2. Acid solutions act as decalcifies by removing which of the following salts? a. calcium b. lithium c. potassium d. sodium - correct answers calcium 1. The effect of acid decalcification is most noticeable in the staining of: - correct answers Nuclei 3. After completion of decalcification, the specimen should be rinsed in: - correct answers Water 4. The amount of time a bone needs to remain in the decalcifying solution does not depend on: a. density ...

Acquired Immune Deficiency Syndrome Abbreviated AIDS; a disease that breaks down the body's immune system. AIDS is caused by the human immunodeficiency virus (HIV). Acquired Immunity Immunity that the body develops after overcoming a disease, through inculcation (such as flu vaccinations), or through exposure to natural allergies such as pollen, cat dander, and ragweed. Allergy Reaction due to extreme sensitivity to certain foods, chemicals, or other normally harmless substance...

Droperidol is known to... - Answer prolong the QT interval. D cimetidine is known to... - Answer prolong the Qt interval. C What GI drug classes are used to treat gastric acid excretion erosion and upset.? - Answer Antacids, H2RA, PPI, prostaglandin analogs, mucosal protectants what is the normal pH of the stomach? - Answer 1.5-3 When HCl is blocked in the stomach, how does the pH change? - Answer it increases to greater than 4.0. What is the pH of the duodenum? - Answer 6 How ...