HB-046 · Cardiovascular · Part
Arterial system
Also called: arteries Systema arteriosum
3D anatomy data Classes 6-8 · Classes 9-10 · Classes 11-12 Beginner Draft - educator review
3D is not available on this device, so a picture of the model is shown instead.
Parts: aortic arch; carotid; subclavian; renal; iliac; femoral arteries
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About
Arteries carry blood away from the heart under high pressure to every organ.
- 📍 Where it is
- From the aorta to the head, arms, trunk organs and legs.
- 🧱 Structure
- Thick elastic and muscular walls; branches such as carotid, subclavian, brachial, renal, iliac and femoral arteries.
- ⚙️ What it does
- Deliver oxygen-rich blood and nutrients to tissues.
💡 Key facts
- You feel a pulse where an artery is near the surface.
- Artery walls stretch with each heartbeat.
- The carotid arteries supply the brain.
✗ Arteries are always red and veins blue in real life
✓ Both look similar; colour is a teaching code.
📒 Words to know
- artery
- vessel carrying blood from the heart
- pulse
- throb of blood in an artery
- arteriole
- smallest artery
🏫 Related lessons
- Animals: life processes and reproduction Classes 6-8
- Life processes Classes 9-10
- Physical fitness and assessment Classes 9-10
Generic GayaGnan topic lessons. Check your own board's syllabus for the exact chapter.
🔎 Sources and credits
Catalog description: Major systemic arteries as branching tree.
- OpenStax Anatomy and Physiology 2e, ch. 18-20 (blood, heart, vessels) (accessed 2026-10-30)
- 3D models: BodyParts3D (DBCLS) and the Human Reference Atlas (HuBMAP), CC BY 4.0, with GayaGnan schematics. 3D model credits
For learning only. This site does not give medical advice, diagnosis or treatment, and it does not collect any health data.