Life and Health Sciences for CCEA AS Level

This updated edition addresses the examined units of the CCEA AS level Life and Health Sciences specification (including the recently-proposed revisions). It covers both the Single and Double Award courses, through the study of the following units: • AS 2: Human Body Systems • AS 3: Aspects of Physical Chemistry in Industrial Processes • AS 5: Material Science The full-colour, illustrated chapters clearly explain the theory for the course, and are supported by worked examples, tips, examination-style questions and answers. The authors are all experienced science teachers and examiners and the book has been through a meticulous quality assurance process prior to publication. Contents: Unit AS 2: Human Body Systems 1 Cardiovascular System 2 Respiratory System 3 Respiration 4 Homeostatic Mechanisms and How These Are Monitored 5 Nutrition and Physical Exercise in Maintaining Good Health Unit AS 3: Aspects of Physical Chemistry in Industrial Processes 6 Chemical Calculations 7 Volumetric Analysis 8 Energetics 9 Kinetics 10 Equilibrium 11 Industrial Processes, Infrastructure and Environmental Consequences Unit AS 5: Material Science 12 Material Properties 13 Categorising Materials and Microscopic Structure 14 Alloys, Metal Working and Biomaterials 15 Smart Materials, Nanomaterials and Industrial Considerations 16 Semiconductors   Answers