Biology: Body 5
Homeostasis
Overview
Students will look at the cells in the body and how they can only survive within narrow physical and chemical limits. They will look at how our bodies control temperature, pH and sugar. They will also investigate the structure and function of our nervous system and how it can react. Finally, students will study the hormonal systems in reproduction and the menstrual cycle.
The main SMSC/Personal Development content of this topic includes: PD14. Knowledge of, and respect for, different people’s faiths, feelings and values.
The main UN Rights of a Child covered are No.6 – Life, survival and development, No.13 – Sharing thoughts freely and No.28 – Access to Education.
Example Key Words
Homeostasis
The regulation of conditions inside your body (and cells) to maintain a stable internal environment, in response to changes in both internal and external conditions.
Hormone
A chemical messenger which travels in the blood to activate target cells.
Reflex
A fast automatic response to a stimulus.
Synapse
The connection between two neurones.
Neurone
A nerve cell. Neurones transmit information around the body, including to and from the central nervous system.
External Links
- https://www.bbc.co.uk/bitesize/topics/zy468mn
- https://classroom.thenational.academy/units/homeostasis-and-response-1a15