// Numbas version: exam_results_page_options
{"name": "IV using 'units' flow rate mL/hr", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"preamble": {"js": "", "css": ""}, "parts": [{"useCustomName": false, "showFeedbackIcon": true, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "gaps": [{"useCustomName": false, "showFeedbackIcon": true, "maxValue": "ans", "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "minValue": "ans", "unitTests": [], "correctAnswerFraction": false, "marks": 1, "variableReplacements": [], "type": "numberentry", "allowFractions": false, "showFractionHint": true, "scripts": {}, "customName": "", "showCorrectAnswer": true, "mustBeReduced": false, "notationStyles": ["plain", "en", "si-en"], "variableReplacementStrategy": "originalfirst", "mustBeReducedPC": 0, "correctAnswerStyle": "plain"}], "unitTests": [], "marks": 0, "variableReplacements": [], "type": "gapfill", "scripts": {}, "sortAnswers": false, "customName": "", "showCorrectAnswer": true, "prompt": "<p>Your patient is ordered an IV infusion of $\\var{doseunits}$ units of a drug made up to $\\var{dosevolume}$ mL of normal saline.&nbsp;It is to be given at the rate of $\\var{uph}$ units per hour. At what rate do you set the syringe pump?&nbsp;</p>\n<p>[[0]] mL/hr</p>\n<p></p>", "variableReplacementStrategy": "originalfirst"}], "variablesTest": {"condition": "", "maxRuns": 100}, "extensions": [], "ungrouped_variables": ["doseunits", "dosevolume", "uph", "ans"], "name": "IV using 'units' flow rate mL/hr", "metadata": {"licence": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International", "description": "Nursing question. IV question that uses 'units' (e.g. for insulin). Determine flow rate for the infusion given units per hour rate."}, "tags": [], "statement": "<p>Evaluate the following&nbsp;without using a calculator.</p>\n<p>If you are unsure of how to do&nbsp;a question, click on&nbsp;<i>Reveal answers</i>&nbsp;to see the full working. Then, once you understand how to do the question, click on&nbsp;<em>Try another question like this one</em>&nbsp;to start again.</p>", "advice": "<p>One way to approach this:</p>\n<p>Since there are $\\var{doseunits}$ units in $\\var{dosevolume}$ mL, we have $1$ unit/mL. To get $\\var{uph}$ units/hr we require $\\var{ans}$ mL/hr.</p>\n<p></p>\n<p>Another:</p>\n<p>\\begin{align}\\text{Dosage}&amp;=\\frac{\\text{Strength Required}}{\\text{Stock Strength}}\\times \\frac{\\text{Vol}}{1}\\\\&amp;=\\frac{\\var{doseunits}\\text{ units/hr}}{\\var{doseunits} \\text{ units}}\\times \\frac{\\var{dosevolume} \\text{ mL}}{1}\\\\&amp;=\\var{ans} \\text{ mL/hr}\\end{align}</p>\n<p></p>\n<p></p>", "variables": {"ans": {"name": "ans", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "uph/doseunits*dosevolume"}, "doseunits": {"name": "doseunits", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(10..90#10)"}, "dosevolume": {"name": "dosevolume", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "doseunits\n//random(doseunits,2*doseunits)"}, "uph": {"name": "uph", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(3..10)"}}, "variable_groups": [], "rulesets": {}, "functions": {}, "contributors": [{"name": "Ben Brawn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/605/"}]}]}], "contributors": [{"name": "Ben Brawn", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/605/"}]}