---
title: How does the brain learn that a mosquito bit your toe? — The brain, nerves and the five senses · tree and pragmatics
description: How does the brain learn that a mosquito bit your toe? Test 9 · ★ of lesson 34 «The brain, nerves and the five senses» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 9 · ★ · The brain, nerves and the five senses

<!-- .ven lang=en -->
How does the brain learn that a mosquito bit your toe?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** brain · **What happens:** learn · **To what, where:** mosquito bit

<!-- .vabout -->
This is test 9 · ★ of lesson 34 «The brain, nerves and the five senses» of the world course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/world/34-brain-nerves-senses/#t9).

## The question {#question}

```conllu
# sent_id = question:world:34-brain-nerves-senses:t9:1
# text = How does the brain learn that a mosquito bit your toe?
1	How	how	ADV	WRB	PronType=Int	5	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	brain	brain	NOUN	NN	Number=Sing	5	nsubj	_	_
5	learn	learn	VERB	VB	VerbForm=Inf	0	root	_	_
6	that	that	SCONJ	IN	_	9	mark	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	mosquito	mosquito	NOUN	NN	Number=Sing	9	compound	_	_
9	bit	bit	NOUN	NN	Number=Sing	5	obl	_	_
10	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	11	nmod:poss	_	_
11	toe	toe	NOUN	NN	Number=Sing	9	obj	_	SpaceAfter=No
12	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **learn** | present · do-support | the brain | a mosquito bit |  |  |  |  | vn learn-14-1 «NP V»: agent=Agent |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
The blood carries the pain to the brain

```conllu
# sent_id = question:world:34-brain-nerves-senses:t9:o1:1
# text = The blood carries the pain to the brain
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	blood	blood	NOUN	NN	Number=Sing	3	nsubj	_	_
3	carries	carry	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	pain	pain	NOUN	NN	Number=Sing	3	obj	_	_
6	to	to	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	brain	brain	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **carry** | present | the blood | the pain |  | the brain |  |  | vn carry-11.4 «NP V NP PP.destination»: agent=Agent pain=Theme to brain=Destination |

### Option 2 {#o2}

<!-- .ven lang=en -->
The skin shouts to the ears

```conllu
# sent_id = question:world:34-brain-nerves-senses:t9:o2:1
# text = The skin shouts to the ears
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	skin	skin	NOUN	NN	Number=Sing	3	nsubj	_	_
3	shouts	shout	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	to	to	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	ears	ear	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **shout** *speech: express* | present | the skin |  | the ears |  |  |  | vn manner\_speaking-37.3 «NP V PP.recipient»: agent=Agent to ear=Recipient |

### Option 3 {#o3}

<!-- .ven lang=en -->
The bone of the toe tells the skull

```conllu
# sent_id = question:world:34-brain-nerves-senses:t9:o3:1
# text = The bone of the toe tells the skull
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	bone	bone	NOUN	NN	Number=Sing	6	nsubj	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	toe	toe	NOUN	NN	Number=Sing	2	nmod	_	_
6	tells	tell	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	skull	skull	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **tell** *speech: assert* | present | the bone of the toe | the skull |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent skull=Recipient |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
A nerve sends a signal up the spinal cord to the brain

```conllu
# sent_id = question:world:34-brain-nerves-senses:t9:o4:1
# text = A nerve sends a signal up the spinal cord to the brain
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	nerve	nerve	NOUN	NN	Number=Sing	3	nsubj	_	_
3	sends	send	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	signal	signal	NOUN	NN	Number=Sing	3	obj	_	_
6	up	up	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	spinal	spinal	ADJ	JJ	Degree=Pos	9	amod	_	_
9	cord	cord	NOUN	NN	Number=Sing	3	obl	_	_
10	to	to	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	brain	brain	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **send** | present | a nerve | a signal |  | the brain |  | up the spinal cord | vn confine-92-1 «NP V NP PP.destination»: agent=Agent signal=Theme to brain=Destination |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- ← previous: [The brain, nerves and the five senses, test 8](https://md.mova.elamur.ai/free/en/corpora/questions/world/34-brain-nerves-senses/t8/)
- next →: [The brain, nerves and the five senses, test 10](https://md.mova.elamur.ai/free/en/corpora/questions/world/34-brain-nerves-senses/t10/)
- ↑ back to [The brain, nerves and the five senses](https://md.mova.elamur.ai/free/en/corpora/questions/world/34-brain-nerves-senses/)