A-Level Biology Edexcel B 9BI0

Know that the mammalian nervous system is composed of the central and peripheral nervous systems.

Know the structure of the spinal cord.

Know the location and main functions of:

• the medulla oblongata – controls breathing and heart rate
• cerebellum – controls balance and coordination of movement
• cerebrum – initiates movement
• hypothalamus – temperature regulation and osmoregulation.

Know that the peripheral nervous system is divided into autonomic and voluntary systems.

Understand why the autonomic nervous system is divided into sympathetic and parasympathetic systems, which act antagonistically.