WebFeb 20, 2024 · Neurons are the information processing units of the brain responsible for sending, receiving, and transmitting electrochemical signals throughout the body. Neurons, also known as nerve cells, are essentially the cells that make up the brain and the nervous system. Neurons do not touch each other, but where one neuron comes close to another ... WebNicotine is the addictive substance in tobacco. It quickly reaches the brain and creates a dependency so that smokers become addicted. Effects on the air passages. Sticky mucus in the lungs traps pathogens.The mucus is normally swept out of the lungs by the cilia on the epithelial cells lining the trachea, bronchi and bronchioles.However, cigarette smoke …
The Nervous System - GCSE Biology (9-1) - YouTube
WebGCSE Science Revision Biology The Eye (Triple) Freesciencelessons 644K subscribers Subscribe Like Share 273K views 4 years ago 9-1 GCSE Biology 2 Homeostasis Find my revision workbooks here:... WebAug 30, 2024 · This video covers the following syllabus objectives from Edexcel IGCSE Biology 9-1 2.87 Understand that the central nervous system consists of the brain and spinal cord a Show more. … mcgregor presbyterian church irmo sc
Stem cells - Cell division and stem cells – WJEC - GCSE Biology …
WebAnti-diuretic hormone (ADH) The water content of the blood is controlled by a hormone called anti-diuretic hormone (ADH). Different amounts of ADH are released into the bloodstream by a gland in the brain according to the concentration of the blood plasma.. The concentration of the blood can be altered by: WebThe cerebellum is located at the back of the brain behind the brain stem. It is responsible for coordinating movement and balance and receives information from the cortex and other … WebMar 16, 2024 · The Brain (Biology Only) - New AQA Biology GCSE Subject: Biology Age range: 14-16 Resource type: Lesson (complete) 29 reviews File previews docx, 18.34 KB pptx, 1.99 MB Lesson 3 for Coordination and Control Chapter in new AQA Biology GCSE LO: Identify the cerebral cortex, cerebellum and medulla on a diagram and describe the … mcgregor pedals crunch plus