Snap! Breaking a bone

Tests: 6 of 11 right · Exam: 2 of 4 right · Kind: plain · Understood: 8 of 15 · Run: 2026-10-18, commit f3c23ea72

Lesson 1 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 ✓

my mate says if you can still move it, it ain't broken. true?

1. No, some broken bones can still move; only an X-ray tells — ← Mova's choice · ✓ the right answer · no support
2. No, broken bones move more than healthy ones — no support
3. Yes, if it moves it is just bruised — no support
4. Yes, broken bones can never move — 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 · wrong ✗

In a cartoon a dog breaks its leg and is running again the next morning. What is wrong?

1. Dogs have no real bones inside their legs — ← Mova's choice · no support
2. Bones heal faster if you run around on them — no support
3. Nothing, a leg really can heal overnight like that — no support
4. Bones take weeks to heal, not one night — ✓ 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 3 · wrong ✗

Grandad says drink lots of milk and the bone mends in days. Right?

1. No, milk makes bones break again — ← Mova's choice · score 4
2. Yes, three big glasses a day will heal any break in a week — no support
3. No, good food helps, but healing still takes weeks — ✓ the right answer · score 3
4. Yes, milk glues bones in a day — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 4, against 3 for the next best. Its support: lesson 1, line 6: «A child's bone often breaks like a green twig, bending on one side and cracking on the other; this is called a greenstick fracture.», reached through the option's own match among the sentences about the question's things. What matched: the same action «crack» (+2); the same doer «bone» (+2). The right option, 3, scored 3. · the question and its options parsed, with trees and pragmatics

Test 4 · right ✓

ugh why'd the nurse let that man go first, I was here before him!

1. He was sicker, and triage sends the most urgent first — ← Mova's choice · ✓ the right answer · no support
2. He had a bigger sticker — no support
3. He paid more money to go first — no support
4. The nurse liked him better — 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 5 · wrong ✗

What would happen if a broken arm were never straightened and held still?

1. It would grow a new arm — ← Mova's choice · score 2
2. The bone would melt away — score 2
3. It might heal crooked — ✓ the right answer · no support
4. It would heal straighter than before — no support

Why: It took the question to ask what happens next. It chose option 1 with score 2, tied with another option at 2 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 1, line 4: «Bones heal in whatever position they are held in, so doctors line the pieces up and hold them still for weeks while new bone grows.», reached through what followed the sentence the question matched. What matched: the same action «grow» (+4). Against it: a different doer (counts against) (-2). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 6 · wrong ✗

Sam hit the ground hard, felt sick and fainted for a second. Is he just a wimp?

1. Yes, only weak people faint — ← Mova's choice · no support
2. No, shock and pain can make anyone faint — ✓ the right answer · no support
3. No, fainting means the bone is fine — no support
4. Yes, fainting just means he is pretending to be hurt — 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 7 · right ✓

Which is true about growth plate breaks?

1. They always stop the bone growing — no support
2. Most heal completely, but doctors may check them later — ← Mova's choice · ✓ the right answer · score 4
3. They only happen to adults — no support
4. They never need an X-ray — score 0

Why: It took the question to ask which statement is true. It chose option 2 with score 4, against 0 for the next best. Its support: lesson 1, line 15: «Growth plates near the ends of children's long bones make new bone; most growth plate breaks heal completely, and doctors often check them again later.», reached through the remembered sentence the question matched. What matched: the same action «heal» (+4); the same property (+2). Against it: a different doer (counts against) (-2). · the question and its options parsed, with trees and pragmatics

Test 8 · right ✓

Will the metal pins in my friend's leg make him stick to fridges?

1. No, because the pins are made of wood — no support
2. Yes, he will stick to magnets — no support
3. No, pins do not make you magnetic — ← Mova's choice · ✓ the right answer · score 4
4. Yes, but only when it rains — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 4, the only option with support. Its support: lesson 1, line 12: «Breaks in many pieces or near a joint may need an operation with pins, plates or screws, done under anaesthetic (medicine that puts you to sleep so you feel no…», reached through the remembered sentence the question matched. What matched: the same action «make» (+4); the same property (+2). Against it: a different doer (counts against) (-2). · the question and its options parsed, with trees and pragmatics

Test 9 · right ✓

Your friend is lying at the foot of a tall wall and says his neck hurts. Best plan?

1. Give him a drink of water and sit him up against the wall — no support
2. Carry him to the classroom — no support
3. Help him stand up straight away — no support
4. Keep him still and get an adult to call 999 — ← Mova's choice · ✓ the right answer · score 4

Why: It took the question to ask which statement is true. It chose option 4 with score 4, the only option with support. Its support: lesson 1, line 18: «After a fall from a height the neck or back may be hurt, so the person is kept still and 999 is called.», reached through the same lesson line as the sentence the question matched. What matched: the same action «call» (+2); the same thing acted on «999» (+2). · the question and its options parsed, with trees and pragmatics

Test 10 · right ✓

A greenstick fracture is called that because

1. The cast put on it afterwards is always coloured bright green — no support
2. It happens when you fall on grass — no support
3. It is a break in a green bone — no support
4. The bone bends and cracks like a young green twig — ← Mova's choice · ✓ the right answer · score 6

Why: It took the question to ask which statement is true. It chose option 4 with score 6, the only option with support. Its support: lesson 1, line 6: «A child's bone often breaks like a green twig, bending on one side and cracking on the other; this is called a greenstick fracture.», reached through a sentence linked to the one the question matched. What matched: the same action «break» (+2); the same doer «bone» (+2); the same circumstance (+2). · the question and its options parsed, with trees and pragmatics

Test 11 · wrong ✗

I heard a massive crack when I came off my bike, so it's broken for sure?

1. Yes, a crack always means a break — ← Mova's choice · score 4
2. No, real breaks are always silent — no support
3. Not for sure; loud cracks can be a sprain or the bike — ✓ the right answer · no support
4. Yes, and both bones are broken — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 4, the only option with support. Its support: lesson 1, line 13: «Many breaks are silent, and a loud crack does not always mean a break.», reached through the option's own match among the sentences about the question's things. What matched: the same action «mean» (+2); the same doer «loud crack» (+2); the same thing acted on «break» (+2); the same property (+1). Against it: one says «not», the other does not (counts against) (-3). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Exam question 1 · formal language · wrong ✗

Identify the investigation which most reliably establishes whether a bone has been fractured.

1. Auditory detection of a cracking sound — ← Mova's choice · no support
2. Manipulation of the affected limb by the patient — no support
3. Observation of bruising over the site — no support
4. Radiographic imaging, commonly termed an X-ray — ✓ 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

Exam question 2 · formal language · right ✓

It is given that a child's fractured forearm has become displaced. State the principal reason for which the fracture is reduced.

1. Bone unites in whatever position it is held — ← Mova's choice · ✓ the right answer · no support
2. Reduction prevents all subsequent swelling — no support
3. Reduction is required prior to any radiograph — no support
4. Reduction accelerates healing to a matter of days — 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 · wrong ✗

Which of the following statements most accurately characterises the order of treatment in an emergency department?

1. Patients are treated in alphabetical order — ← Mova's choice · no support
2. Patients are assessed on arrival and the most urgent treated first — ✓ the right answer · no support
3. Children are invariably treated before adults — no support
4. Patients are treated strictly in the order in which they arrive at the door — 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 · right ✓

Select the response consistent with the established facts concerning a person found after a fall from a considerable height.

1. The person ought to be kept still while emergency services are summoned — ← Mova's choice · ✓ the right answer · score 8
2. The person ought to be raised to a standing position — no support
3. The person ought to be given food and drink — no support
4. The person ought to be carried indoors without delay — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 8, the only option with support. Its support: lesson 1, line 18: «After a fall from a height the neck or back may be hurt, so the person is kept still and 999 is called.», reached through the remembered sentence the question matched. What matched: the same action «keep» (+4); the same thing acted on «person» (+4). · the question and its options parsed, with trees and pragmatics

This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/medicine/1-snap-breaking-a-bone/