--- title: Spots and itches: chickenpox, head lice and friends — how Mova does on the tests · Medicine description: Lesson 11 of the medicine course of Mova's primary school: 6 of 11 tests right, exam 3 of 4, every question with the options, the student's choice, the right answer and why it chose. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/school-run/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/) [home](https://md.mova.elamur.ai/free/en/) / [at school](https://md.mova.elamur.ai/free/en/school-run/) / [Medicine](https://md.mova.elamur.ai/free/en/school-run/medicine/) / 11 # Spots and itches: chickenpox, head lice and friends **Tests:** 6 of 11 right · **Exam:** 3 of 4 right · **Kind:** plain · **Understood:** 9 of 15 · **Run:** 2026-10-18, commit `f3c23ea72` Lesson 11 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](https://md.mova.elamur.ai/free/en/corpora/school/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/). Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: [the lesson's questions in the corpora](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/). ### Test 1 · wrong ✗ {#t1} letter home about nits, my mate says it's 'cos some kids are dirty. right? - **1.** No, they come from pigeons in the playground — **← Mova's choice** · no support - **2.** Yes, they come from unwashed clothes and coats — no support - **3.** No, lice like clean hair as much as dirty — **✓ the right answer** · no support - **4.** Yes, only the dirty kids get them — 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](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t1/) ### Test 2 · right ✓ {#t2} In a cartoon, head lice leap from one kid's head across the classroom. What's wrong? - **1.** Nothing, lice are great jumpers — no support - **2.** Lice live in desks and come out at night — no support - **3.** Lice only live on dogs and cats — no support - **4.** Lice can't jump or fly, they crawl — **← Mova's choice** · **✓ the right answer** · score 3 **Why:** It took the question to ask which statement is true. It chose option 4 with score 3, the only option with support. Its support: lesson 11, line 3: «Head lice can't fly or jump; they walk from head to head when heads touch, and they like clean hair just as much as dirty hair.», reached through the option's own match among the sentences about the question's things. What matched: the same doer «head lice» (+4); the same action «jump» (+2). Against it: one says «not», the other does not (counts against) (-3). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t2/) ### Test 3 · wrong ✗ {#t3} Mum says I'll get chickenpox only once, so let's go to a chickenpox party. Good idea? - **1.** Yes, it's the best and safest way — **← Mova's choice** · no support - **2.** No, some children get very ill from it — **✓ the right answer** · no support - **3.** Yes, the more spots the better for you — no support - **4.** No, it gives you measles — 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](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t3/) ### Test 4 · right ✓ {#t4} Your friend's dog has a scaly patch and now he has a red ring on his arm. Likely? - **1.** A bite mark — no support - **2.** Ringworm, a fungus that can come from pets — **← Mova's choice** · **✓ the right answer** · score 3 - **3.** A real worm that crawled across from the dog — no support - **4.** A burn from rubbing the dog's fur — no support **Why:** It took the question to ask which statement is true. It chose option 2 with score 3, the only option with support. Its support: lesson 11, line 12: «Ringworm is a fungus infection making a red scaly ring, treated with antifungal cream; it can come from people or pets.», reached through the same lesson line as the sentence the question matched. What matched: the same action «come» (+2); the same circumstance (+2). Against it: a different doer (counts against) (-1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t4/) ### Test 5 · right ✓ {#t5} Can you dig out a verruca by its roots? - **1.** Yes, with a needle — no support - **2.** No, the roots are made of bone — no support - **3.** No, verrucas don't have roots — **← Mova's choice** · **✓ the right answer** · score 8 - **4.** Yes, the roots are deep like a plant's — no support **Why:** It took the question to ask which statement is true. It chose option 3 with score 8, the only option with support. Its support: lesson 11, line 11: «A verruca is a wart on the foot caused by a virus, often picked up from wet floors; it has no roots to dig out; in the UK children can usually swim with it cov…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «verruca» (+4); the same thing acted on «roots» (+4). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t5/) ### Test 6 · right ✓ {#t6} Ella got a cold sore after a sunny holiday. Why now? - **1.** She caught a cold on the plane home — no support - **2.** The sun creates the virus on the lips — no support - **3.** She ate too much ice cream — no support - **4.** The virus sleeping in her body can come back in the sun — **← 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 11, line 14: «Cold sores are caused by a herpes simplex virus that stays in the body and can come back when you're ill or in the sun.», reached through the same lesson line as the sentence the question matched. What matched: the same action «come back» (+2); the same doer «simplex virus» (+2). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t6/) ### Test 7 · right ✓ {#t7} Mia's crusty yellow sores spread when she scratches. What's the best plan? - **1.** See a GP or pharmacist for antibacterial treatment — **← Mova's choice** · **✓ the right answer** · score 3 - **2.** Pick the crusts off so the air gets in — no support - **3.** Rub sand on them to dry them out — no support - **4.** Hide them under make-up — no support **Why:** It took the question to ask what it is done to. It chose option 1 with score 3, the only option with support. Its support: lesson 4, line 15: «A spreading red area, fever or red lines up the arm need a doctor quickly.», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+3); the same thing acted on «doctor» (+2). Against it: a different action (counts against) (-1); a different doer (counts against) (-1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t7/) ### Test 8 · wrong ✗ {#t8} Grandad says scarlet fever is a deadly disease from olden days. What's true now? - **1.** It can't be treated by anyone — **← Mova's choice** · no support - **2.** It's still always deadly — no support - **3.** It's easily treated with antibiotics — **✓ the right answer** · no support - **4.** It only ever happens to grown-ups — 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](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t8/) ### Test 9 · wrong ✗ {#t9} What would happen if only one person in a family with threadworms were treated? - **1.** All the worms in the house would vanish — **← Mova's choice** · no support - **2.** Nobody else could catch them — no support - **3.** The pet would get them all instead — no support - **4.** The others could keep passing the eggs back — **✓ 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](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t9/) ### Test 10 · wrong ✗ {#t10} Which of these is NOT caused by a virus? - **1.** Verrucas on the feet — score 4 - **2.** Cold sores — **← Mova's choice** · score 7 - **3.** Chickenpox — score 6 - **4.** Ringworm — **✓ the right answer** · score 4 **Why:** It took the question to ask what it is done to. It chose option 2 with score 7, against 6 for the next best. Its support: lesson 11, line 14: «Cold sores are caused by a herpes simplex virus that stays in the body and can come back when you're ill or in the sun.», reached through the option's own match among the sentences about the question's things. What matched: it fills the role the question asks for (+3); the same action «cause» (+2); the same doer «simplex virus» (+2); the same thing acted on «cold sores» (+2). Against it: one says «not», the other does not (counts against) (-3). The right option, 4, scored 4. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t10/) ### Test 11 · right ✓ {#t11} Why is impetigo kept away from school until treated? - **1.** It spreads easily to others — **← Mova's choice** · **✓ the right answer** · score 5 - **2.** It looks funny — no support - **3.** It makes the other children itch by looking — no support - **4.** It is a sign of being dirty at home — no support **Why:** It took the question to ask why something happens (its cause). It chose option 1 with score 5, the only option with support. Its support: lesson 11, line 17: «Impetigo is a bacterial skin infection with a crusty yellow rash, treated with antibacterial cream or antibiotics; it spreads easily, so children stay off scho…», reached through the option's own match among the sentences about the question's things. What matched: the same action «spread» (+2); the same doer «impetigo» (+2); the same property (+1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/t11/) ### Exam question 1 · formal language · right ✓ {#e1} Which of the following statements most accurately characterises the transmission of head lice? - **1.** They are transmitted by direct contact between heads — **← Mova's choice** · **✓ the right answer** · no support - **2.** They are transmitted by leaping across considerable distances — no support - **3.** They arise from inadequate personal hygiene of the host — no support - **4.** They are transmitted by flight between hosts — 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](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/e1/) ### Exam question 2 · formal language · wrong ✗ {#e2} Identify the organism responsible for the condition commonly termed ringworm. - **1.** A bacterium causing yellow crusts — **← Mova's choice** · no support - **2.** A virus lying dormant in the nerves — no support - **3.** A fungus infecting the skin — **✓ the right answer** · no support - **4.** A parasitic worm beneath the skin — no support **Why:** Nothing it remembers matched the question, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/e2/) ### Exam question 3 · formal language · right ✓ {#e3} It is given that a person has previously had chickenpox. Select the response consistent with the established facts. - **1.** The virus is wholly eliminated from the body — no support - **2.** The person is rendered immune to all viruses — no support - **3.** The virus may later reactivate in the form of shingles — **← Mova's choice** · **✓ the right answer** · score 2 - **4.** The person shall contract chickenpox annually thereafter — no support **Why:** It took the question to ask which statement is true. It chose option 3 with score 2, the only option with support. Its support: lesson 11, line 8: «After chickenpox you are usually immune (protected from catching it again), but the virus sleeps in the nerves and can wake years later as shingles, a painful…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «virus» (+2); the same property (+1). Against it: a different action (counts against) (-1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/e3/) ### Exam question 4 · formal language · right ✓ {#e4} State the period during which a child with chickenpox ought to remain absent from school. - **1.** For one day irrespective of the spots — no support - **2.** For no period whatsoever — no support - **3.** Until the first spot has appeared — no support - **4.** Until all the spots have crusted over — **← Mova's choice** · **✓ the right answer** · score 5 **Why:** It took the question to ask which statement is true. It chose option 4 with score 5, the only option with support. Its support: lesson 11, line 6: «Chickenpox is caused by the varicella-zoster virus; spots become blisters and crust over in about a week, and children stay home until all spots have crusted;…», reached through the same lesson line as the sentence the question matched. What matched: the same action «crust over» (+2); the same doer «spots» (+2); the same property (+1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/11-spots-and-itches-chickenpox-head-lice-and-friends/e4/) - ← previous: [10. Tummy bugs and tummy aches](https://md.mova.elamur.ai/free/en/school-run/medicine/10-tummy-bugs-and-tummy-aches/) - next →: [12. COVID and staying home](https://md.mova.elamur.ai/free/en/school-run/medicine/12-covid-and-staying-home/) - ↑ back to [Medicine](https://md.mova.elamur.ai/free/en/school-run/medicine/)