Textbook: Mammalian Gaseous Exchange System

£3.99

Master Mammalian Gaseous Exchange System fast ⚡ – clear explanations, supportive visuals, OCR-aligned.

Master Mammalian Gaseous Exchange System fast ⚡ – clear explanations, supportive visuals, OCR-aligned.

You’ll cover
• The overall structure of the mammalian gaseous exchange system.
• The pathway of air from nasal cavity to alveoli.
• The structure and function of the trachea, bronchi and bronchioles.
• The adaptations of alveoli for efficient gas exchange.
• The roles of cartilage, ciliated epithelium, goblet cells, smooth muscle and elastic fibres.
• How ventilation maintains steep diffusion gradients for oxygen and carbon dioxide.

What’s included
• Clear, labelled diagrams of the mammalian gaseous exchange system.
• Structured tables outlining structure and function of trachea, bronchi, bronchioles and alveoli.
• Comparison tables showing the distribution of specialised cells across airways.
• Visual explanations linking tissue structure to function in gas exchange.
• Tables highlighting how adaptations reduce diffusion distance and increase surface area.
• Concise spec reminders embedded alongside diagrams and tables to reinforce key OCR wording and expectations.

Format
Web-based textbook topic. Mobile/desktop friendly. Access with no time limit, updates included.

FAQs

What's included in my purchase?

Full details are listed in the product description above. For digital resources, you'll get instant access after checkout. For services, we will aim to deliver the service in 5 working days.

Is this a subscription or a one-off payment?

All resources and services are one-off purchases. You only pay for what you choose - there are no subscriptions or recurring charges.

Which exam boards are digital resources for?

All resources are written specifically for OCR A Level Biology A (H420). We do not currently offer resources for other exam boards.

How long do I have access?

For digital resources, there's no time limit - access starts the moment you purchase.

How can I get help or support?

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