Vaccinations and why
Tests: 7 of 12 right · Exam: 3 of 4 right · Kind: ★★★ · Understood: 9 of 16 · Run: 2026-10-18, commit f3c23ea72
Lesson 29 of the medicine course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: the lesson in the corpora.
Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: the lesson's questions in the corpora.
Test 1 · ★★★ · right ✓
Mate: "vaccines are pointless, nobody gets measles anymore". What's the catch?
- 1. Measles is rare because of vaccines, and comes back when fewer are vaccinated — ← Mova's choice · ✓ the right answer · no support
- 2. He's right, measles is extinct like the dinosaurs and can never come back again — no support
- 3. Measles was never dangerous, just a few spots — no support
- 4. Only adults catch measles, so children don't need it — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 2 · ★★★ · right ✓
Lily can't have the measles jab because she's having cancer treatment. How can her class protect her?
- 1. By being vaccinated themselves, so measles can't reach her — ← Mova's choice · ✓ the right answer · no support
- 2. By all wearing hats and scarves in class — no support
- 3. By taking vitamin C every morning — no support
- 4. By avoiding her and never sitting next to her at all — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 3 · ★★★ · right ✓
"my cousin got a fever after his jab so the jab gave him the illness" — right?
- 1. No, a mild fever is the immune system responding — ← Mova's choice · ✓ the right answer · score 7
- 2. Yes, every jab gives you a small dose of the full disease — no support
- 3. Yes, but only when jabs are given in winter — no support
- 4. No, the fever was caught from the nurse — score 4
Why: It took the question to ask which statement is true. It chose option 1 with score 7, against 4 for the next best. Its support: lesson 29, line 7: «A sore arm, a slight fever or tiredness for a day or two after a jab is a normal sign the immune system is responding, and does not mean the vaccine gave you t…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «immune system» (+4); the same action «respond» (+3). · the question and its options parsed, with trees and pragmatics
Test 4 · ★★★ · wrong ✗
If 1 in 20 children in a town aren't vaccinated against measles, and then many more stop, what happens?
- 1. Measles disappears even faster than before — no support
- 2. Only the adults in the town get ill — no support
- 3. Measles can start spreading again — ✓ the right answer · score 5
- 4. Nothing changes, the town stays safe — ← Mova's choice · score 6
Why: It took the question to ask which statement is true. It chose option 4 with score 6, against 5 for the next best. Its support: lesson 29, line 3: «Vaccines also protect people around you: when nearly everyone in a class is immune, a germ like measles can't find enough people to jump to, so babies too youn…», reached through the same lesson line as the sentence the question matched. What matched: the same property (+4); the same action «stay» (+3). Against it: a different doer (counts against) (-1). The right option, 3, scored 5. · the question and its options parsed, with trees and pragmatics
Test 5 · ★★★ · wrong ✗
Why was smallpox possible to wipe out, while colds are not?
- 1. Smallpox was a mild disease that nobody minded catching — no support
- 2. Colds have been wiped out too, but they keep coming back — no support
- 3. Smallpox lived only in cows, so the cows were kept away — ← Mova's choice · score 5
- 4. Smallpox had an effective vaccine and only infected humans — ✓ the right answer · no support
Why: It took the question to ask why something happens (its cause). It chose option 3 with score 5, the only option with support. Its support: lesson 29, line 15: «Smallpox killed hundreds of millions of people; after a worldwide vaccination campaign the last natural case was in 1977 and it was declared wiped out in 1980;…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «good vaccine» (+3); the same action «live» (+2). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 6 · ★★★ · right ✓
Online post says MMR causes autism. What's the truth?
- 1. The study was dishonest and withdrawn, and huge studies found no link — ← Mova's choice · ✓ the right answer · score 15
- 2. It's proven true by many doctors around the world for decades now — no support
- 3. It's true for boys only, never for girls — no support
- 4. Nobody knows anything, it has never been looked at — no support
Why: It took the question to ask what it is done to. It chose option 1 with score 15, the only option with support. Its support: lesson 29, line 12: «The claim that MMR causes autism came from a 1998 study that was found to be dishonest and was withdrawn in 2010; large studies of millions of children found n…», reached through the same lesson line as the sentence the question matched. What matched: the same action «find» (+5); the same doer «large studies» (+5); it fills the role the question asks for (+3); the same thing acted on «link» (+2). · the question and its options parsed, with trees and pragmatics
Test 7 · ★★★ · right ✓
A 6-week-old baby has a cough that won't stop. Why is whooping cough so feared for babies?
- 1. It's harmless for babies but keeps the family awake — score 2
- 2. It only affects adults, so it means something else — no support
- 3. Babies can't cough, so it goes to their tummy — score 4
- 4. Babies are most at risk of serious illness from it — ← Mova's choice · ✓ the right answer · score 8
Why: It took the question to ask why something happens (its cause). It chose option 4 with score 8, against 4 for the next best. Its support: lesson 29, line 8: «In the UK babies have their first vaccines at 8 weeks, against diseases such as whooping cough, because babies are most at risk from them, and their immune sys…», reached through the cause of the sentence the question matched. What matched: the same doer «babies» (+4); the same place «risk» (+4). · the question and its options parsed, with trees and pragmatics
Test 8 · ★★★ · right ✓
Your friend's family doesn't vaccinate. What's best for you to do?
- 1. Stay friends and let doctors answer their worries — ← Mova's choice · ✓ the right answer · score 6
- 2. Stop playing with him in case he's ill — no support
- 3. Tell everyone at school that he's dirty — no support
- 4. Shout at them until they change their minds — no support
Why: It took the question to ask which statement is true. It chose option 1 with score 6, the only option with support. Its support: lesson 29, line 19: «Some families worry about vaccines because of things they read online, and doctors and nurses answer their questions with the evidence.», reached through the same lesson line as the sentence the question matched. What matched: the same doer «doctors» (+4); the same action «answer» (+3). Against it: a different thing acted on (counts against) (-1). · the question and its options parsed, with trees and pragmatics
Test 9 · ★★★ · wrong ✗
In a sci-fi film a vaccine is made overnight and given to everyone untested. Real life?
- 1. Only animals get the tested vaccines — no support
- 2. Vaccines go through lab tests and big trials before approval — ✓ the right answer · no support
- 3. Vaccines are always made overnight when there's a new illness — ← Mova's choice · score 7
- 4. Vaccines are never tested, there isn't time — score 4
Why: It took the question to ask which statement is true. It chose option 3 with score 7, against 4 for the next best. Its support: lesson 29, line 14: «Edward Jenner made the first vaccine in 1796 using cowpox, and the word vaccine comes from the Latin «vacca», cow.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «first vaccine» (+4); the same action «make» (+3). The right option, 2, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics
Test 10 · ★★★ · right ✓
Why are milkmaids part of the vaccine story?
- 1. Jenner saw that cowpox protected them from smallpox — ← Mova's choice · ✓ the right answer · no support
- 2. They drank a special medicine milk that cured smallpox — no support
- 3. They invented the first needles for injections — no support
- 4. They had no germs at all from drinking milk — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 11 · ★★★ · wrong ✗
"jabs are just for babies" — fair?
- 1. Yes, only babies, because their blood is new — ← Mova's choice · no support
- 2. Yes, after your first birthday there are no more jabs ever — no support
- 3. No, only old people over 80 get them — no support
- 4. No, children and teenagers get boosters and new vaccines — ✓ the right answer · no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Test 12 · ★★★ · wrong ✗
If your body met a germ for the first time with no vaccine, why would you get more ill?
- 1. You'd have no blood cells to fight with — no support
- 2. Germs are always stronger the first time they meet you — no support
- 3. Vaccines make germs weaker everywhere in the world — ← Mova's choice · score 8
- 4. The immune system would take days to learn to fight it — ✓ the right answer · score 2
Why: It took the question to ask why something happens (its cause). It chose option 3 with score 8, against 2 for the next best. Its support: lesson 29, line 6: «A vaccine trains the immune system with a killed, weakened or partial version of a germ, or instructions to make a harmless piece of it, so the body fights the…», reached through the cause of the sentence the question matched. What matched: the same action «make» (+4); the same doer «vaccine» (+4). The right option, 4, scored 2. · the question and its options parsed, with trees and pragmatics
Exam question 1 · formal language · right ✓
Identify the mechanism by which a vaccine confers protection against disease.
- 1. The body temperature is permanently raised — no support
- 2. The immune system is trained to recognise the pathogen in advance — ← Mova's choice · ✓ the right answer · score 7
- 3. The pathogen is destroyed within the bloodstream by antibiotics — no support
- 4. The skin is rendered impermeable to pathogens — no support
Why: It took the question to ask which statement is true. It chose option 2 with score 7, the only option with support. Its support: lesson 29, line 6: «A vaccine trains the immune system with a killed, weakened or partial version of a germ, or instructions to make a harmless piece of it, so the body fights the…», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «immune system» (+4); the same action «train» (+3). · the question and its options parsed, with trees and pragmatics
Exam question 2 · formal language · right ✓
Select the response consistent with the established facts concerning the alleged association between the MMR vaccine and autism.
- 1. The study alleging it was found to be fraudulent and withdrawn, and no link has been found — ← Mova's choice · ✓ the right answer · no support
- 2. The association is confirmed in respect of boys only — no support
- 3. The association was conclusively established in 1998 and subsequently confirmed by large investigations — no support
- 4. No investigation has ever been undertaken — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Exam question 3 · formal language · right ✓
Ascertain the disease which, pursuant to a worldwide programme of vaccination, was declared eradicated in 1980.
- 1. Smallpox — ← Mova's choice · ✓ the right answer · no support
- 2. Seasonal influenza — no support
- 3. Measles — no support
- 4. Poliomyelitis — no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
Exam question 4 · formal language · wrong ✗
Whereas a sufficient proportion of a population is immune, determine the consequence for persons who cannot be vaccinated.
- 1. They become immune without any exposure to the pathogen — ← Mova's choice · no support
- 2. They must be isolated permanently from the population — no support
- 3. They are placed at greater risk than formerly — no support
- 4. They are protected, as the pathogen cannot readily spread — ✓ the right answer · no support
Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics
This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/medicine/29-vaccinations-and-why/