Clue 1: Orient yourself
Which address details are independent?
Use the labels and the picture's left-to-right, near-to-far, or before-and-after order. Name only what you can point to.
The question
Which address details are independent?
Why it matters: Cleft care connects diagnosis, feeding, speech, hearing, and family support. A weak classification can send a team toward the wrong problem or make an important need easy to miss. Today you practice the professional reasoning behind that work: A useful cleft description names the structures, the side, and the completeness as three separate choices.
On your WebXam
Classifying a cleft on the three axes of structures, laterality, and completeness
For life
To find the cause, change one thing and watch what changes.
Principle: Same look, different cause
Five principles we return to
Having it is not using it
Same instructions, different switches
Same look, different cause
Change one thing and watch
Boss or doorman?
Decides the result or only allows it
Held down, not gone
Remove the brake and it returns
Many roads, one ending
One result can begin many ways
Try the everyday version first
A three-part mailing address
A mailing address moves from a broad area to one exact place. The street, side, and unit each add detail, so two nearby places do not get confused.
Do not jump to the biology yet. Treat the picture as a small system. Track its parts, follow one change at a time, and keep more than one explanation open until the picture supplies a way to separate them.
Clue 2: Trace one change
What happens if one line is missing?
Follow one object, stage, or path. Point to the first place where the situation changes instead of jumping to the ending.
Clue 3: Keep the cause open
Could two packages share one detail but still go to different places?
List more than one explanation that still fits. Name the extra observation that would help you separate those possibilities.
Now inspect the illustration
Work from the visible evidence. A useful answer names the part of the picture that supports it and leaves unknown causes open.
- 1Which address details are independent?
- 2What happens if one line is missing?
- 3Could two packages share one detail but still go to different places?
Tier 1 check
Finish with the everyday model
Use the everyday picture to answer today's question in plain words: Which address details are independent?
You can complete today's required check without opening the technical details below.
Ready for the real names? Optional tier 2
Technical rules and limits
Rule 1: Use one field for each kind of information.
Rule 2: Do not replace three fields with one vague label.
Rule 3: Check every field before making a plan.
Where the analogy stops: A diagnosis is not literally an address. The analogy only shows why independent descriptors matter.
Carry the previous idea forward
Day-one cleft care begins with a complete exam and clear, respectful communication.
Today's technical takeaway
A useful cleft description names the structures, the side, and the completeness as three separate choices.
Now map the same rules onto biology
Sort Mateo on three clinical axes
Street
Which structures: lip, palate, or both
Side of street
Laterality: left, right, or bilateral
Unit number
Completeness: partial or full length
Each axis answers a different question. One correct word cannot replace the other two.
Mateo's case file: evidence supplied in this lesson
D02-E1
The gap involves both the lip and the palate.
Why it matters: Structure category: cleft lip and palate.
D02-E2
Only the left side of the lip is involved.
Why it matters: Laterality: unilateral, left.
D02-E3
The lip gap reaches the nostril and the palate is open along its length.
Why it matters: Completeness: complete.
Make the clinical decision
You are entering Mateo into the cleft team registry.
The surgeon will use your entry to plan the first visit. The registry rejects vague labels.
AComplete unilateral left cleft lip and palate
BA cleft
CBilateral incomplete cleft lip only
Choose the registry description and cite one evidence ID for each word that narrows the description.
Evidence required
D02-E1 + D02-E2 + D02-E3 Claim ceiling
You may classify anatomy. You may not infer a syndrome from the cleft pattern alone.Go deeper Optional tier 3
Everything required for today is above. Open these only if you want the explainer, source trail, or download files.
The everyday model and Tier 1 check are the complete required path for this lesson.
Use these checks to keep your place. They are not turned in through the portal.
Check off as you finish
- Worked through the everyday picture and answered its three questions.
- Completed the Tier 1 check in plain words.
Turn in: Disease lesson 2: Describing the Cleft: Type, Side, and How Complete
Go to Schoology to turn this in.
Submit one PDF. Put your first and last name in the document header. Name the file: FirstName LastName - Assignment Title - YYYY-MM-DD.pdf.
Open Schoology PDF upload helpIf you cannot get in, see Mr. Mendoza. Do not skip the work.
Optional legacy technical materials Open only if you want the original notes, vocabulary, artifact, and CER work
Before this page, you should know
- A is a congenital (present-at-birth) gap left when parts of the face that normally grow together did not fully join.
- The combines inspection (looking, with a light) and (feeling the with a gloved finger), because some palate defects are felt more reliably than seen.
Today's new idea is only
Precise description is three independent yes/no choices (structures, side, completeness), not one fuzzy label.
Goal: Students will classify a by the structures involved (lip only, only, or both), by ( or , and which side), and by completeness (complete or incomplete), and apply that vocabulary to Mateo.
Know by the end
- Clefts are described along three independent axes: which structures (CL, CP, or CLP), ( or , and which side), and completeness (complete or incomplete).
- A is a hidden defect under intact mucosa, recognized by a bifid uvula, a translucency, and a notched , and can be missed at birth.
- Mateo's pattern is a complete (left) lip and , which is the single most common cleft pattern.
- Among types, CLP is the largest single category at about 45%, with CP only about 40% and CL alone about 15 to 25%.
1
The three axes
Model start: A is described on three independent axes: which structures, which side(s), and how complete.
- Structures: , , or when both are involved.
- : a lip is (______ side, named left or right) or (both sides).
- Completeness: a reaches the nasal floor and runs full length, while an ______ is a partial gap.
2
The hidden type
- A is hidden under intact mucosa, recognized by a bifid uvula, a translucency, and a notched .
- It is sometimes found only when a speech problem appears, which is why the includes .
3
Mateo on the axes
- His gap is in both the lip and (______), on the left side only (, left), reaching the nostril and running the palate's length (______).
- So Mateo has a complete (left) lip and , the single most common cleft pattern.
Everything you need for today is on this page. These links are optional.
What to read
Read the short plain-language explanation written for this lesson. Plain-language explainer for this lesson
Why this source matters
This explanation gives you the background for today's idea without making you decode a research paper: Precise description is three independent yes/no choices (structures, side, completeness), not one fuzzy label.
Words to unlock first
cleft lip (CL)cleft palate (CP)cleft lip and palate (CLP)unilateralbilateral
Reading moves
- Skim the title and abstract first to get the gist.
- Circle the one sentence that states the main claim.
- Box the evidence the authors give for that claim.
- Mark one sentence that confuses you, and move on.
Stop point
Stop after the final 'Use it now' section. The research citations are available separately for advanced readers.
Your output
Write one claim-evidence sentence: state the main idea, then name the example or evidence that supports it.
Where this fits
Tested on (Ohio WebXam)
Genetics of Disease · 072130
PLTW lesson
MI · Disease domain · Medical Interventions (MI), Unit 1 classification and clinical documentation
WebXam domain
Molecular and Genetic Technology
Evidence to produce
Fill in Mateo's standardized description box for the chart and registry (structures involved, laterality and side, completeness, one-line summary), then write one sentence on why a registry needs this level of precision and why a casual word like 'a cleft' will not do.
Lab / skill
Clinical backbone (cleft team) · Clinical backbone (cleft team)
Everything required for today's decision is already in the case file and plain-language explainer. The links below are original papers and database records for teachers and advanced readers, not assigned student reading.
- American Cleft Palate Craniofacial Association. 2024 Parameters of Care.
- Vyas T, et al. 2020. Cleft of lip and palate: A review. J Family Med Prim Care. [PMID:32984097]
- Dixon MJ, et al. 2011. Cleft lip and palate: genetic and environmental influences. Nat Rev Genet. [PMID:21331089]
- Dean KM, Leeper LK. 2020. Management of submucous cleft palate. Curr Opin Otolaryngol Head Neck Surg. [PMID:33105231]
- Claim: Mateo's is best described as a ____ ____ (left) cleft lip and .
- Evidence: The gap involves both ____ and ____, sits on the ____ side only, and reaches the ____, which makes it complete.
- Reasoning: A precise three-axis description matters because ____.
How this is graded (rubric)
For: Fill in Mateo's standardized description box for the chart and registry (structures involved, laterality and side, completeness, one-line summary), then write one sentence on why a registry needs this level of precision and why a casual word like 'a cleft' will not do.
| Criterion | Proficient | Developing | Beginning |
|---|---|---|---|
| Complete | Every required part of the artifact is present and filled in. | Most parts are present, but one is missing or left blank. | Several parts are missing. |
| Accurate | The science and data are correct and match the evidence. | Mostly correct, with a small factual slip. | Key science or data is wrong. |
| Scientific reasoning (CER) | States a claim, backs it with specific evidence, and explains the reasoning. | Has a claim and evidence, but the reasoning is thin or missing. | Gives an answer with no evidence or reasoning. |
| Professional communication | Clear, organized, and labeled the way a clinician or scientist would write it. | Readable but disorganized or missing labels. | Hard to follow. |
| Submitted | Turned in through the route named under Submit here and confirmed. | Turned in, but in the wrong place or unconfirmed. | Not turned in. |
How the model answer scores against this rubric
- CompleteProficient: Nothing is left blank: the model fills every part of "Fill in Mateo's standardized description box for the chart and registry (structures involved, laterality and side, completeness, one-line summary), then write one sentence on why a registry needs this level of precision and why a casual word like 'a cleft' will not do.".
- AccurateProficient: Every number and claim matches the case evidence.
- Scientific reasoning (CER)Proficient: It names a claim, cites the specific evidence, and explains the reasoning, not just the answer.
- Professional communicationProficient: It is organized and labeled like a real chart note.
- SubmittedProficient: It would be attached to your class form or handed in, and confirmed.
What's next: We can describe Mateo's exactly: complete, , left, lip and . But a precise description still does not tell us WHY. A cleft can travel alone, or it can be one clue to a bigger condition. Could Mateo's cleft be a sign of a larger syndrome?