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Listed under:  Science  >  Life  >  Animal structure and function  >  Body systems
Audio

Killer cholera begins where other diseases end

This ABC article by Dr Karl continues his examination of the causes, effects and treatments for cholera. A good explanation of how the body responds to the disease cholera and when healthy, maintains a balance in its absorption of water through the digestive system. The historical background to developing treatment for ...

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Fermentation

This resource consists of 2 sets of automated illustrated slides with voice over presenting information about fermentation and useful microorganisms. It includes the use of terms such as enzymes and anaerobic respiration.

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The Menstrual Cycle

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand the changes that occur in a woman's body during the menstrual cycle. There is a two-question quiz and a summary slide.

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Differences between Inhaled and Exhaled Air

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to identify the differences between inhaled and exhaled air. There is a two-question quiz and a summary slide.

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Respiration in Plants

This resource consists of automated illustrated slides with voice over presenting information about why plants need to respire, their need for oxygen and a comparison of when respiration and photosynthesis occurs.

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Components of Blood

This resource consists of 7 sets of automated illustrated slides with voice over presenting detailed information and explanations of the constituents of blood and their different functions. It also contains a drag and drop self correcting activity for students.

Audio

Choleric waters still run deep with disease

With 884 million people globally not having access to clean drinking water, it comes as no surprise that cholera keeps on killing. Dr Karl explains arguably the most important medical discovery of the 20th century. An excellent resource for the understanding of why cleanliness of water is fundamental to the control of infectious ...

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Puberty

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand that changes in hormone concentrations result in the development of secondary sexual characteristics at puberty. There is a two-question quiz and a summary slide.

Video

Dam threatens ancient lungfish

Explore the issues around the construction of the Traveston Dam in Queensland with Professor Jean Joss and former Queensland Premier Peter Beattie. In this 2006 news report they outline arguments for and against the construction of the dam and how it would affect one of the few remaining homes of a 150-million- year-old ...

Video

Eyeballing colours

Fiery red, cool blue and sunny yellow are phrases used to describe feelings associated with colours. But what actually is colour? Why is it there and what helps us to see it? Follow Chloe Sheridan as she unravels the complexity of seeing colour by delving into its physics and biology. She entered this video in the 2013 ...

Video

Turtles

This 7 minute video segment from Catalyst describes the risk factors that impact on turtle survival. Protecting the future of turtle populations on the Queensland coast has been the life's work of Col Limpus for the past 40 years. His efforts have included research and reducing predation from foxes and entrapment in trawler nets.

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The female reproductive system

Students use this resource consisting of two slides with diagrams, written explanation and voice-over to understand the structure and function of the female reproductive organs. There is a two-question quiz and a summary slide. Note: Quiz and Review sections are not working.

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Birth

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to identify what happens during the birth of a baby. There is a two-question quiz and a summary slide.

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The Heart as a Double Pump

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand why the heart is described as a double pump. There is a two-question quiz and a summary slide.

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Experiments that compare Inhaled Air and Exhaled Air

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand the procedures to compare carbon dioxide levels of inhaled and exhaled air and to detect presence of water vapour in exhaled air. It relates the change in exhaled air to respiration. There is a two-question ...

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Human Fertilisation

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand that fertilisation is the fusion of the egg and sperm nuclei, and know what happens to the egg after fertilisation up until implantation. There is a two-question quiz and a summary slide.

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Rate of Photosynthesis

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand how to measure the rate of photosynthesis and understand what factors affect it. A detailed method is suggested for measuring the effect of varying levels of light. There is a two-question quiz and a summary slide.

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The Role of Blood

This very brief resource consists of one set of automated illustrated slides with voice over presenting basic information of the role of blood in the body, drawing an analogy of blood to a transport system.

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Sexual Intercourse

Students use this resource consisting of two slides with diagrams, written explanation and voice-over to understand what happens during sexual intercourse. There is a two-question quiz and a summary slide.

Audio

Cholera's prevention preferable to its cure

This ABC article by Dr Karl describes in detail aspects of how water balance occurs with some interesting examples of when things go wrong. He then outlines the disease, cholera and how it is associated with bacteria carried by water and the disruption to our water balance. Dr Karl looks at the causes and effects of cholera ...