Po4 Study guides, Class notes & Summaries

What are the steps of the scientific method? - Answer-Observation, question, hypothesis, experiment, analysis, conclusion What are the 7 characteristics of living things? - Answer-CHEMGER: cells, homeostatis, energy, metabolism, growth, evolution, reproduction What is the difference between a molecule, atom, compound, and element? (give an example) - Answer-order in size: atom, element, molecule, compound O O H2O H2O atoms make elements 2+ atoms make molecules 2+ elements make compounds...

What action should the nurse take when a patient tells him/her that they don't understand what the doctor said? correct answers The nurse needs to notify the surgeon that the consent process is not complete. Your patient receives Atropine and complains of a dry mouth, what is your best response? correct answers Explain to the patient that it is a normal side effect of the medication. What is the most important to report to the surgeon before surgery? - Hematocrit, 36% -Blood Pressure, ...

Package Title: Hein Test Bank Course Title: Hein 14e Chapter Number: 3 Question type: Multiple Choice 1) All matter is composed of elements. Approximately how many elements are there? a) 4 b) 10 c) 68 d) 100 Answer: D Difficulty: easy Learning Objective 1: Define an element and write the chemical symbol for an element when given its name. Section Reference 1: Section 3.1 2) The smallest particle of an element that can exist is called a(n) ___. a) atom b) ferrul...

Normal saline correct answers resuscitative 1/2 NS correct answers maintenance- in combo) 3% NS correct answers only used in hyponatremia Lactated Ringers correct answers resuscitative D5W correct answers maintenance (in combo only) Normosol correct answers maintenance most common MIVF correct answers 1/2 NS + D5W + 20 mEq KCl isotonic correct answers 275-290 mOsm/L MIVF correct answers 30-40 mL/kg/day Na correct answers 135-145 Mg correct answers 1.5-2.5 PO4 cor...

What are the anatomical structures of the urinary system in order of urine flow? - (2) Kidneys, (2) ureters, (1) bladder, (1) urethra. Which of the functions of healthy kidneys are replaced by dialysis? - Removal of waste products, and Regulation of fluid balance What is the function of renin? - Renin is a hormone produced by the kidneys with important effects on the regulation of blood pressure, and on sodium and potassium balance Erythropoietin - stimulates the bone marrow to produce red...

Portage Chemistry 103 Module 2 Exam SOLUTIONS 100% CORRECT ANSWERS 2.1: MOLECULAR WEIGHT A compound is made up of two or more elements combined in a definite ratio that is represented by a molecular formula. Each of these elements has a certain atomic weight, which can be found in the periodic table. The sum of the atomic weights of the atoms in the molecular formula is called the formula weight or molecular weight or formula mass. Ca3(PO4)2 calcium phosphate Molecular Weight...

Final Exam DaVita (RN) questions and answers latest 2023 When dialyzing a patient with acute kidney injury, one task of the patient care teammates is to monitor blood pressure and weight closely. Why is it important? hypovolemia and hypotensive episodes can cause renal ischemia and can further damage the kidneys CKD can have its orgin pre-renal , intra-renalm or post renal. Which of the following conditions is an intra-renal cause of CKD HTN Knowing what caused your patient's C...

Pneumonia Pathophysiology - -Infection of the lungs. Problem in immunesuppressed patients. -Bacterial & Viral infections - hospital-acquired vs. community-acquired -Infection can spread throughout lungs. -Alveoli may collapse, resulting in a ventilation disorder. Risk Factors for Pneumonia - -age, immobility, malnutrition, smoking, URTI, chronic diseases, immunosuppressed Nursing Assessment Pneumonia - Tachypnea/ difficulty breathing Abrupt fever Productive cough Chest pain Bronchial ...

Positively charged electrolytes (cations) have a positive charge due to the presence of extra electrons. Major cations include - Sodium (Na+) Potassium (K+) Magnesium (Mg++) Calcium (Ca++) Negatively charged electrolytes (anions) have a negative charge due to the absence of an electron. Major anions include - Bicarbonate (HCO3-) Chloride (Cl-) Phosphate (H PO4-) The main electrolytes in body fluid - Na+ sodium Cl- chlorine Mg2+ magnesium Ca2+ calcium K+ potassium Hyponatremia Path...

What is the total body of water newborns? 80% TBW decrease gradually in the first year to? 60% ICF is ________ of total body water. 2/3 ECF mayor components Na+, ClICF mayor components are K, PO4 ECF contains proteins T/F True ____ reduces secretions to 1,500 ml/day duodenum _____ reduces secretions to 250 ml a day colonUrine output is maintained to 800- 1,500 ml Osmolality number of solute particle per volume, is established by the electrolytes. Serum Osmolality (normal range)...