wunder beta

📘 How skin heals a cut

Follow clotting, inflammation, migration, collagen, contraction, and remodeling from injury to scar.

lessons

~10 min

to learn

🔬 Science

subject

Adults

level

Start the course →

What you’ll learn

Hemostasis
Inflammation
Migration
Granulation
Contraction
Collagen
Remodeling
Signals
Infection
Closure

Questions this course answers

What is the first phase after a cut?

Vessel constriction, platelets, and fibrin first limit blood loss.

What do macrophages do in a wound?

Macrophages remove damaged material and release repair signals.

What is granulation tissue?

Granulation tissue fills the wound during proliferation.

Why does scar tissue remodel?

Matrix turnover and alignment continue after surface closure.

What can prolong inflammation?

Persistent microbes or inadequate perfusion can delay progression to repair.

Grounded in trusted sources

[object Object]
[object Object]
[object Object]
[object Object]

Every Wunder lesson is built from real, reputable sources — never invented.

Related Science courses

📘How pain signals reach the brain 📘How hearing turns sound into signals 📘How eyes focus on near objects 📘How balance organs sense rotation 📘How sleep cycles through the night 📘How memory becomes durable 📘How a password hash protects a secret 📘How public-key encryption enables privacy

Wunder is a personalized learn-anything platform — tell it any topic and it builds a beautiful, fact-checked course in minutes, with narration, a knowledge check, and a college-style University track.

Browse more Science courses · All topics · Home