WebbFör 1 dag sedan · This short film provides a close-up look under your skin, focusing on two key functions of the skin - protecting the body from pathogens, and stopping the body from drying out. The video... Webbsuch as skin, the gastrointestinal tract, the respiratory tract, the nasopharynx, cilia, eyelashes and other body hair. Defense Mechanisms such as secretions, mucous, bile, …

BBC Teach - Teaching Resources - TES

Webb27 nov. 2024 · White blood cells are the defenders of the body. Also called leukocytes, these blood components protect against infectious agents (bacteria and viruses), cancerous cells, and foreign matter.While some white blood cells respond to threats by engulfing and digesting them, others release enzyme-containing granules that destroy … WebbThe many external factors that skin protects us from include: Changes in temperature and humidity: skin helps to regulate body temperature, control moisture loss and maintain the balance of fluids. Disease: skin works to … diy high platform bed with storage

The body’s first line of defence — Science Learning Hub

Webb5 mars 2024 · The normal microbiota of skin tends to inhibit transient-microbe colonization by producing antimicrobial substances and outcompeting other microbes that land on the surface of the skin. This helps to protect the skin from pathogenic infection. The skin’s properties differ from one region of the body to another, as does the … WebbUsing a skeleton, elastic bands and rubber gloves, presenter Zoe demonstrates to a group of children how our muscles and bones allow our body to move.We hear... WebbThe skin helps to keep bad stuff out of our body, like germs and dirt that can cause infection. It also keeps good stuff in, like fluids such as water and blood. Sense of Touch - The skin also houses one of our five senses: touch. In our skin are thousands and thousands of sensors or receptor cells. diy high pressure misting systems