Contrasting student and also scientific views

Student everyday experiences

Younger major students might have little knowledge around internal bodily organs. They often tend to think the materials of the body room what they have actually seen being put right into or coming out of it, such as food and blood. Their experiences with everyday cuts, scratches and bruises seem to reinforce a watch that blood is listed below the surface of the skin, pour it until it is full the spaces within the body (like a bag that blood).

You are watching: A group of cells working together

Older youngsters are more likely to be able to list a large number the organs however may not totally understand the function or interconnected nature that these. For example, student at these levels may realise the the love is a pump however not realise that the blood returns to the heart, or they may think that the mind helps the human body parts yet not always realise that the human body helps the brain.

Research: Fleer & hardy (1996), Gellert (1962), Carey (1985)

Scientific view

To survive and reproduce, the human body depends on significant internal human body organs to perform certain crucial functions. Once two or more organs in addition to their associated structures job-related together they end up being component parts of a body system.

Some that the quickly recognisable internal organs and also their connected functions are:

The brain

The brain is the manage centre the the concerned system and is located within the skull. That is functions incorporate muscle control and coordination, sensory reception and also integration, speech production, memory storage, and the elaboration the thought and emotion.

The lungs

The lungs space two sponge-like, cone-shaped frameworks that fill most of the chest cavity. Their essential duty is to carry out oxygen indigenous inhaled air come the bloodstream and to exhale carbon dioxide.

The liver

The liver lies ~ above the appropriate side that the abdominal cavity beneath the diaphragm. That main duty is to procedure the components of the blood come ensure composition continues to be the same. This process involves breaking under fats, creating urea, filtering harmful substances and maintaining a appropriate level the glucose in the blood.

The bladder

The bladder is a muscular organ located in the cavity. It stretches to store urine and contracts to relax urine.

The kidneys

The kidneys room two bean-shaped organs situated at the ago of the abdominal cavity, one on each side that the spinal column. Their function is to keep the body chemical balance through excreting rubbish products and also excess fluid in the type of urine.

The heart

The love is a hollow, muscular organ that pumps blood v the blood vessels by repeated, rhythmic contractions.

The stomach

The stomach is a muscular, elastic, pear-shaped bag, lied crosswise in the ab cavity in ~ the diaphragm. Its key purpose is digestion of food through manufacturing of gastric juices which break down, mix and churn the food into a slim liquid.

The intestines

The intestines space located in between the stomach and the anus and also are split into two major sections: the little intestine and also the big intestine. The role of the little intestine is come absorb most ingested food. The huge intestine is responsible because that absorption of water and excretion that solid rubbish material.

Critical to teach ideas

Humans might look different but inside castle share similar component parts.The person body contains significant internal offal or body parts which deserve to be conveniently identified. These organs different in size, shape, location and function.Each organ has actually a specific function which contributes to the as whole wellbeing that the human being body.A group of offal whose work are closely related are regularly referred to as a system.

Explore the relationships in between ideas about internal body organs in the Concept breakthrough Maps (Cell Functions).

Building students’ knowledge of inner body organs, exactly how these space linked and also why they work together as systems is a complex process. A useful starting point is to determine students’ existing ideas and understandings about what is inside the body. Using everyday experiences to attract out these ideas is constantly powerful, such as recalling visits to the doctor, clinical operations/procedures, injuries, medical imaging/scans, posters and also advertising images.

It is valuable to check out what internal organs look like and also where they are situated in order to know the specific role of each and also how every contributes to keeping the human body alive and also well. To teach experiences should begin to encourage students to consider how organs job-related together, i.e. Just how the work of one organ is similar or contributes to the work of another. This idea leader to the more facility idea that body parts kind connected equipment that contribute to the functioning of the body together a whole.

Teaching activities

Bring the end students’ existing ideas

Encourage students to work in tiny groups to develop a typical drawing that what castle know about the within of the human body. Take into consideration providing each group with an synopsis of a person body or have actually students trace roughly a group member lie on a huge sheet that paper. Ensure students take into consideration the location, size and also shape the body parts in your drawings. Have students incorporate labels naming each internal component and take into consideration getting the teams to research study information about each organ.

Share intellectual control

Provide each student group with at least three strips of paper. Have actually each group list three concerns that arose as they to be completing their drawings, concentrating on things they establish they no know.

Display human body drawings and discuss similarities and also differences between each group’s representations. Display the questions and add further questions to the list as they happen from these discussions and also observations. As a class, finish a bundling activity sorting the questions. Students should discuss what groupings to use.

These questions have the right to then notify planning of additional investigations. Revisit these concerns at the finish of every session and also respond where appropriate with brand-new information.

Clarify and consolidate concepts for/by communication to others

By making use of a jigsaw strategy, students move from ‘home’ teams to ‘expert’ groups, and also then back to ‘home’ teams to collect and share much more detailed information around internal human body organs. Functioning in ‘expert’ groups, students research a certain internal body organ of the person body. Together a result of the experiences listed in this ‘expert’ group, each team member must have the ability to explain where the body organ is located, describe/represent the observable functions of the organ and explain what the body organ does because that the person body and also why it is important.

When working in expert groups it might be beneficial for students to:

access beneficial websites, scientific research texts and also visual imagesexplore clinical modelsexamine pet organs (following regulated wellness protocols)construct basic models with products like plasticinecomplete an easy investigations which demonstrate key features and functions of the body organ they space investigating.

Each member then returns to the ‘home’ group and shares their expertise, ‘teaching’ their colleagues this brand-new information. Following professional presentations the ‘home’ team returns come their original body drawing and adds brand-new information. These transforming body displays become an integral part of the recurring investigation and also demonstrate a dynamic, an altering display.

Promote have fun on and clarification of currently ideas

To help students to construct richer an individual meanings for ideas and also concepts connected to interior body organs encourage lock to finish sentence stems. Sentence stems space incomplete statements draft to provide a structure for insights and also observations. Some instances are: ‘The liver is…’ ‘The liver can…’ ‘A heart has…’ ‘The lungs can…’

Encourage students come write brief stories about one the the organs they have investigated, v a emphasis of ‘a job in the life’ of that organ.

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Challenge part existing ideas and focus attention on hitherto overlooked detail

When student are familiar with a variety of significant internal organs, provide activities that encourage students to think about how one organ is comparable to or contributes to the work-related of an additional organ. Asking students concerns such as, ‘How is this like/not like a comparable organ?’ This encourages students to consider similarities and also differences which castle may generally overlook. Other questions might include:

How room the stomach and also bladder alike? how do lock differ?How space the kidneys and the liver alike? exactly how do they differ?How is the big intestine prefer a tea strainer?How is the love not prefer a bike pump but an ext like an wait mattress foot pump?

Identify diseases and also conditions commonly associated with each significant organ, such together heart attack, asthma, stomach ulcer, etc. Talk about contributing determinants to these, such as inherited conditions. Explore how medicine has developed effective therapies for numerous of these, for example transplants, mechanical hearts and also medication.​

Further resources

Science associated interactive finding out objects have the right to be found on the FUSE Teacher sources page.

To access the interactive discovering object below, teachers need to login come FUSE and search by Learning source ID:

Human Body – students work through a series of four learning objects around the framework and duty of the human being body. Lock compare human beings with other pets to explore adaptation to environments.Learning source ID: K6MKAS