---
title: Ascertain the anatomical site in which red blood cells are principal… — The human body deeper: the heart and b… · tree and pragmatics
description: Ascertain the anatomical site in which red blood cells are principally produced. Exam question 3 of lesson 261 «The human body deeper: the heart and blood in amazing numbers» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; M
---

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# Exam question 3 · The human body deeper: the heart and blood in amazing numb…

<!-- .ven lang=en -->
Ascertain the anatomical site in which red blood cells are principally produced.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you · **What happens:** ascertain, produce · **To what, where:** anatomical site, red blood cells

<!-- .vabout -->
This is exam question 3 of lesson 261 «The human body deeper: the heart and blood in amazing numbers» of the biology course of Mova's primary school, asked in stiff, formal language. 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/biology/261-human-body-deeper-heart-and-blood/#e3).

## The question {#question}

```conllu
# sent_id = question:biology:261-human-body-deeper-heart-and-blood:e3:1
# text = Ascertain the anatomical site in which red blood cells are principally produced.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	anatomical	anatomical	ADJ	JJ	Degree=Pos	4	amod	_	_
4	site	site	NOUN	NN	Number=Sing	1	obj	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	12	obl	_	_
7	red	red	ADJ	JJ	Degree=Pos	9	amod	_	_
8	blood	blood	NOUN	NN	Number=Sing	9	compound	_	_
9	cells	cell	NOUN	NNS	Number=Plur	12	nsubj:pass	_	_
10	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	12	aux:pass	_	_
11	principally	principally	ADV	RB	_	12	advmod	_	_
12	produced	produce	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the anatomical site |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent site=Topic |
| 2 | **produce** | present · passive |  | red blood cells |  | the anatomical site |  | principally *property* | vn create-26.4 «NP V NP»: subject=Result |

<!-- .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 air sacs of the lungs

```conllu
# sent_id = question:biology:261-human-body-deeper-heart-and-blood:e3:o1:1
# text = The air sacs of the lungs
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	air	air	NOUN	NN	Number=Sing	3	compound	_	_
3	sacs	sac	NOUN	NNS	Number=Plur	0	root	_	_
4	of	of	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	lungs	lung	NOUN	NNS	Number=Plur	3	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
The lining of the stomach

```conllu
# sent_id = question:biology:261-human-body-deeper-heart-and-blood:e3:o2:1
# text = The lining of the stomach
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	lining	lining	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	stomach	stomach	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
The chambers of the heart

```conllu
# sent_id = question:biology:261-human-body-deeper-heart-and-blood:e3:o3:1
# text = The chambers of the heart
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	chambers	chamber	NOUN	NNS	Number=Plur	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	heart	heart	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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

<!-- .ven lang=en -->
The marrow within the bones

```conllu
# sent_id = question:biology:261-human-body-deeper-heart-and-blood:e3:o4:1
# text = The marrow within the bones
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	marrow	marrow	NOUN	NN	Number=Sing	0	root	_	_
3	within	within	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	bones	bone	NOUN	NNS	Number=Plur	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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.

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