Bioethics debate: antibiotic stewardship
Open your materials, follow the steps, then turn in your work.
Debate whether access to antibiotics should be limited to protect their effectiveness for everyone.
1. Open your materials
Use the materials named in the first step below. Open lesson resources.
2. Start the work
Read the scenario: overusing antibiotics breeds resistance that harms future patients.
Show all 6 required steps
- Read the scenario: overusing antibiotics breeds resistance that harms future patients.
- Write your Claim: how strictly should antibiotic use be controlled?
- Add a Reason and Evidence about resistance and patient need.
- Trade with a partner who weighs individual access differently and note their point.
- Write a Rebuttal answering it.
- Post your CER and read two classmates' stewardship rules.
Lost your place? If you got interrupted, find the scenario reading at the top and check whether you have written your Claim about how strictly antibiotic use should be controlled. If not, start there, then add your Reason and Evidence before trading with a partner.
Check your work before submitting
- You will be able to argue a stewardship rule for antibiotic use.
- You will be able to balance individual access against future effectiveness.
- You will be able to rebut an opposing view.
3. Turn in your work
DueCheck Schoology- Hand in
- Written CER on antibiotic stewardship: specific rule, evidence about resistance and patient need, reasoning, and rebuttal.
How to submit and name your file
Use the submission route shown on today's today's page.
In Schoology, open your course and the assignment for this lesson. Attach your file, select Submit, and check that it appears in the submission.
PDF upload helpYou get two school days for every day you were absent, so this deadline moves with you.
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How this lesson connects
Keep using what you learned last class: A lab report turns raw colour into a defensible conclusion only when it carries the controls and the error rates alongside the result. Today: Because every use of an antibiotic kills the susceptible bacteria and leaves the resistant ones to multiply, appropriate use is a shared responsibility so that the drug still works when someone truly needs it. The drug itself does not weaken; the bacterial population changes.
Optional: listen or watch a unit review▸
Need help? Warm-up, timing, and directions▸
💡 Big idea: Because every use of an kills the susceptible bacteria and leaves the resistant ones to multiply, appropriate use is a shared responsibility so that the drug still works when someone truly needs it. The drug itself does not weaken; the bacterial population changes.
- 0-10 minRead the scenario; define stewardship and antimicrobial resistance in notebook
- 10-25 minDraft CER: claim (your stewardship rule), reason, evidence from resistance data
- 25-40 minPartner exchange: find someone who would restrict differently; record their strongest counterpoint
- 40-55 minWrite rebuttal; revise your rule if the counterpoint exposed a fairness gap
- 55-68 minPost CER to the discussion board
- 68-80 minRead two classmates' CERs; leave a one-sentence response to each
- • In 1945, Alexander Fleming warned in his Nobel Prize speech that misuse of penicillin would create resistant bacteria; we did not listen.
- • Today an estimated 35,000 Americans die each year from -resistant infections.
- • Stewardship asks: who should decide when an is used, and how strictly should that be enforced?
- • Exit goal: a posted CER with a specific stewardship rule, evidence about resistance, and a rebuttal.
- • stewardship refers to coordinated programs that promote appropriate antibiotic use to slow resistance.
- • Resistance is an evolutionary process: prescribing an for a non-bacterial illness still applies selection pressure to bacteria already present.
- • The WHO lists antimicrobial resistance among the top global threats because it threatens the effectiveness of all current antibiotics.
PLTW connection and today's work
Open Activity 1.2.1 Antibiotic Therapy in myPLTW, then review the CER rubric for the stewardship debate.
Today's stopping point: Activity 1.1.6 Final Diagnosis should be submitted; this debate opens Unit 1 Lesson 2.
PLTW activity titles identify the course connection. If your account will not open, use the posted materials for today and tell Mr. Mendoza. Do not mark an online activity complete unless you completed it.
Use the turn-in directions at the top of this page. Do not create a second submission unless your teacher asks for one.
Show another explanation or a smaller first step
Need help? Choose a starting point
Lesson resources: reading, slides, and vocabulary▸
The deck carries the prior idea forward, lets you inspect an analogy, maps the rule to biology, and ends with the same evidence decision and exit ticket used on this page.
Generated from this lesson's canonical data with a red-team citation check.
A lab report turns raw colour into a defensible conclusion only when it carries the controls and the error rates alongside the result.
Because every use of an kills the susceptible bacteria and leaves the resistant ones to multiply, appropriate use is a shared responsibility so that the drug still works when someone truly needs it. The drug itself does not weaken; the bacterial population changes.
A review board sorts scientific evidence, stakeholder needs, possible benefits, possible burdens, and uncertainty before choosing a policy.
- Which statements are scientific evidence?
- Which statements express a value or priority?
- Who receives the benefit and who carries the burden?
Use science to estimate consequences, then state the value judgment and tradeoff that determine the decision.
A review-board model organizes reasoning but does not make one ethical principle automatically outweigh every other principle.
- • Evidence cards map to source-backed findings.
- • Stakeholder cards map to affected people and priorities.
- • The recommendation maps to an explicit tradeoff with a named uncertainty.
Driving question: Should a clinic in Cleveland be allowed to hand out antibiotics for a cough that is probably viral, when doing so makes the drug weaker for the next patient who truly needs it?
What you already know: A lab report turns raw colour into a defensible conclusion only when it carries the controls and the error rates alongside the result.
New idea: Because every use of an kills the susceptible bacteria and leaves the resistant ones to multiply, appropriate use is a shared responsibility so that the drug still works when someone truly needs it. The drug itself does not weaken; the bacterial population changes.
Visual or model: F1. F1. A lesson illustration or teaching diagram for Bioethics debate: antibiotic stewardship. Use it with E1-E3; it is a model or context image, not experimental or patient data. What to notice: Trace the labeled testing, treatment, or biological process and identify where evidence limits the decision.
- Observe or measure the relevant feature in today's lesson.
- Organize the observation with a stable evidence ID.
- Apply this rule: Use science to estimate consequences, then state the value judgment and tradeoff that determine the decision.
- Choose the option the evidence supports and state the limit of the conclusion.
Real biomedical example: Should a clinic in Cleveland be allowed to hand out antibiotics for a cough that is probably viral, when doing so makes the drug weaker for the next patient who truly needs it?
What the evidence supports: E1-E3 and F1 support the daily take-home when the response meets the stated success criteria.
What it cannot prove: The package does not support claims beyond this lesson's or any real patient diagnosis.
Use it now: Choose one decision option. Cite E1 and E3, then explain how the rule connects the evidence to your choice.
Go further, optional: The source links below are optional enrichment. Every fact required for today's local evidence decision appears in this lesson package.
A defensible biomedical decision separates scientific evidence from value judgments, identifies who may benefit or be burdened, and states the uncertainty and tradeoffs that remain.
Limit: Scientific evidence can inform the options and likely consequences, but it cannot choose a single value-neutral answer.
Use science to estimate consequences, then state the value judgment and tradeoff that determine the decision.
Limit: A review-board model organizes reasoning but does not make one ethical principle automatically outweigh every other principle.
You can argue a stewardship rule for use.
Limit: E3 defines the classroom product or success criterion. It is not independent scientific evidence and cannot justify a clinical or causal claim.
PLTW-GEND-2026-09-29 · Simulated classroom evidence scenario
Your role: medical interventions team member
Decision: Your team must decide what the evidence from today's lesson supports before submitting the claim-evidence-reasoning response named on today's page.
- • Call the drug with the widest ring the one needing the highest dose, since it is doing the most work.
- • Compare each zone against the method's own standards before ranking, since millimeters alone do not say susceptible or resistant.
- • Rank the widest clear zone as the strongest drug, because it stopped growth where the had spread thin.
Response: State one choice, cite at least two evidence IDs, explain the rule that connects them, and add one limitation. Submit it as the claim-evidence-reasoning response.
Claim ceiling: Today's evidence supports a classroom claim about today's lesson. It cannot prove causation, diagnose a real patient, or justify action outside this room.
Reason for review: Your team must decide what the evidence from today's lesson supports before submitting the claim-evidence-reasoning response named on today's page.
Context: Antibiotics are a shared resource that wears out with use, so protecting them is a public duty, not just a private choice.
- • T1: Read the scenario: overusing antibiotics breeds resistance that harms future patients.
- • T2: Write your Claim: how strictly should use be controlled?
- • T3: Add a Reason and Evidence about resistance and patient need.
- • T4: Trade with a partner who weighs individual access differently and note their point.
- • T5: Write a Rebuttal answering it.
- • T6: Post your CER and read two classmates' stewardship rules.
- • E1: A defensible biomedical decision separates scientific evidence from value judgments, identifies who may benefit or be burdened, and states the uncertainty and tradeoffs that remain.
- • E2: Use science to estimate consequences, then state the value judgment and tradeoff that determine the decision.
- • E3: You can argue a stewardship rule for use.
Measurements: No patient measurement is supplied unless it appears explicitly in E1-E3 or F1. Do not invent a value.
Figure finding: Teaching diagram for Bioethics debate: stewardship. Trace the labeled testing, treatment, or biological process and identify where evidence limits the decision. This is a teaching model, not patient or experimental data.
Uncertainty: This is a composite classroom scenario. Missing history, measurements, or confirmation tests remain unknown and limit the conclusion.
Students often think Many students think antibiotics only affect the person who takes them, so one person's choice cannot hurt anyone else.. The trap: That is a trap because resistance spreads between people. Resistant bacteria bred in one patient can pass to family, classmates, and strangers, so overusing an today can leave a stranger without a working drug tomorrow.
Parallel case (not today's prompt): Should a city health department fund a clean-needle exchange, where people who inject drugs can trade used syringes for sterile ones, even though some residents worry it signals approval of drug use?\n\nClaim: A city should fund a supervised needle-exchange program, pairing free sterile syringes with safe disposal and referrals to treatment.\n\nEvidence: Sharing needles spreads bloodborne infections such as HIV and hepatitis C from one person to the next. The CDC reports that syringe-services programs are associated with large reductions in HIV and hepatitis C transmission and do not increase drug use, and that participants are more likely to enter treatment than people who do not use such programs.\n\nReasoning: A used needle is a shared route of infection: one contaminated syringe can pass a virus into someone who never used drugs, such as a partner, a child, or a health worker stuck by a discarded needle. Providing sterile syringes and safe disposal breaks that chain of transmission, protecting both the person who injects and the wider community, while the referrals give a realistic path toward stopping. The benefit reaches beyond the individual because infections prevented today are infections that cannot spread tomorrow.\n\nRebuttal: Some argue that handing out syringes encourages drug use and sends the wrong message. But the evidence shows these programs do not raise drug use and instead connect people to treatment, and untreated infections cost far more in suffering and health-care dollars than the syringes do. Clear rules, disposal boxes, and treatment referrals let a city lower disease spread without ignoring the goal of helping people stop using.
This model shows the level of evidence and organization needed to complete: A written claim-evidence-reasoning argument (with a rebuttal) that models the exact CER format and depth on a different public-health policy question, so students can see the structure without seeing today's answer.
- Write one defensible claim.
- Choose specific evidence that supports the claim.
- Explain the scientific rule that connects the evidence to the claim.
Keep the structure. Replace the question, facts, measurements, and evidence. Then recheck units, vocabulary, and whether the conclusion goes beyond the evidence.
Also due today: Post to Schoology discussion and read two classmates' rules.
- CER:
- Claim, Evidence, Reasoning: make a claim, back it with evidence, explain your reasoning.
- SOP:
- Standard Operating Procedure, the exact steps to follow (especially in a lab).
- Tracker:
- Your PLTW progress log where you record completed evidence.
- myPLTW:
- The PLTW course site where you do the online activities. Find it in Clever with your Microsoft sign-in, right next to Schoology.
Classroom documents for this lesson are posted in Schoology. Open Clever, then Schoology, and find each one by the name shown on its card.
Open this when the class reaches this activity and use it to complete the required lesson artifact.
Placement rationale
Matched treatment, MIC, resistance by path:Medical-Interventions/Unit-1_How-to-Fight-Infection/1.2_Antibiotic-Treatment; keywords:antibiotic, therapy. Score 142. Visibility: student-schoology (student-facing resource; link through Schoology rather than local path).
Open this when the class reaches this activity and use it to complete the required lesson artifact.
Placement rationale
Matched treatment, MIC, resistance by path:Medical-Interventions/Unit-1_How-to-Fight-Infection/1.2_Antibiotic-Treatment; keywords:antibiotic, resistance. Score 142. Visibility: student-schoology (student-facing resource; link through Schoology rather than local path).
Use this if you were absent, got stuck, or need another pass before you submit the lesson artifact.
Placement rationale
Matched treatment, MIC, resistance by path:Medical-Interventions/Unit-1_How-to-Fight-Infection/1.2_Antibiotic-Treatment; keywords:antibiotic, resistance. Score 138. Visibility: student-schoology (student-facing resource; link through Schoology rather than local path).
Sign in to Clever with your district Microsoft account to open Schoology or myPLTW. Follow today's posted steps. If myPLTW will not open, use the posted alternative and tell Mr. Mendoza. Turn in your completed work through the Schoology assignment.
Practice: try a question, then check your answer▸
Claim ceiling for this check: Today's evidence supports a classroom claim about today's lesson. It cannot prove causation, diagnose a real patient, or justify action outside this room.
A student says stewardship means never giving antibiotics to anyone. Is that a correct definition? Why or why not?
Write an answer and pick a confidence to unlock the key.
Missed class or ready for more?▸
Run this before you touch the bench. It is built from the real lab procedure, so the decisions you make here are the ones you will make with the equipment in your hands.
What today's skills lead to. These are real health-science careers this course builds toward. Tap one to see, on the US Department of Labor's O*NET site, what the job actually involves, what it pays, and how fast it is growing.
If you are away, post a full CER proposing an -stewardship rule and reply to one classmate with a rebuttal.
Use the submission route shown on today's today's page.
Class still runs. Complete the online activity above (it's self-guided). Need the concept taught without a teacher? Use this authoritative explainer:
CDC Antibiotic Resistance- CompleteEvery required part of the artifact is present, nothing left blank.
- AccurateThe science and the data are correct and match the evidence.
- Scientific reasoningYou explain your claim with evidence and reasoning (CER), not just an answer.
- Professional communicationClear, organized, labeled, and written the way a clinician or scientist would.
- SubmittedGo to Schoology to turn this in. Submit one PDF. Put your first and last name in the document header. Name the file: FirstName LastName - Assignment Title - YYYY-MM-DD.pdf. If you cannot get in, see Mr. Mendoza. Do not skip the work.
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