human being – a complex organism page 1

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NAME : IVY NG WEI CLASS : 1 UUM  TEACHER : PUAN BADARIAH HUMAN BEING-A COMPLEX ORGANISM

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NAME : IVY NG WEI CLASS : 1 UUM TEACHER : PUAN BADARIAH

NAME : IVY NG WEICLASS : 1 UUMTEACHER : PUAN BADARIAHHUMAN BEING-A COMPLEX ORGANISMCONTENTS HUMAN CELLSTISSUESORGANSSYSTEMSORGANISMSCONCLUSIONSWHY HUMAN BEING ARE C0MPLEX ORGANISM ?!HUMAN BEINGS ARE COMPLEX ORGANISM BECAUSE 1.Human can do many things at the same time.2.Human can think.3.Human are made up of many types of cell.4.Human brain is able to distinguish between right and wrong actions.5.Human beings are able to use fire and make tools and machines.6.Human being are able to discover and invent new things.7.Human are able to discover new medicines for treating diseases.CELL ORGANISATIONCELL ORGANISATIONEXPLANATIONCELLThe smallest unit of life in our body .TISSUEMakes up of group of cell .ORGANMakes up from few different types of tissues . SYSTEMMakes up of a few organ . 1)Human are complex organisms that made up of million individual cell.2)Human has ten types of system in their body.3)Human body are formed from CELL>>>>TISSUE>>>>ORGAN>>>>SYSTEMWHAT IS THE PROOF ? - Epithelial Cell - Nervous CellSpermEgg Cell Red Blood CellMuscle CellsWhite Blood CellsBone CellsCardiac Cells

TYPES OF SIMPLE CELLS IN HUMAN BODY

1.Bone Cell : To support our body.2.Reproductive Cell : To produce offspring.3.Muscle Cell : To allow us to move.4.Red blood cell : To carry oxygen to other cells.5.Cardiac Cell : To pump blood.6.Epithelial Cell : To protect other cells beneath the skin.7.Nerve Cell : Send message to the otheThe function of human cellTISSUESMade up of the same type of cells that work together to perform a function.

Epithelial Tissue - It protects other tissues beneath it.

Muscle Tissue - It looks like an eye. It allows body movement.

Nerve Tissue - To send messages to human brain.

Bone Tissue - It helps to support our body.

ORGANSOvary-Produces Egg Cell

Testis - Produces Sperm Cell

THE STRUCTURE OF HEART

Responds to changes inside and outside the body.

BRAINTYPES OF SYSTEM IN HUMAN BODYORGANS:Mouth , Oesophagus , Liver , Stomach , Pancreas , Large Intestine , Small Intestine Rectum FUNCTION: Digestive System classes food so that the nutrient can be easily absorbed by the body.

Digestive SystemORGAN:Nose , Trachea , Bronchus , LungFUNCTION:Inhales oxygen and exhales carbon dioxide

Respiratory SystemORGAN:Heart , Artery , VeinFUNCTION:Transport oxygen and food to all parts of body and transports excretory products.

Blood Circulatory SystemORGAN:Brain , Spinal Cord NerveFUNCTION:Coordinates and controls most nerve activities and receive external stimuli and coordinates responses.

Nerve SystemORGANS:Lung , Skin , Kidney , BladderFUNCTION:Remove excretory product from the bodyLUNG: Remove carbon dioxide and water vapourKIDNEY: Removes urea , mineral salt and waterSKIN: Removes mineral salt and water

Excretory SystemORGANS:Muscle

FUNCTIONS:Allows body movement.

Muscular System

Skeletal SystemLympathic SystemORGANS:Skull , Pectoral Girdle , Rib Bone , Back Bone , Pelvic Girdle , FemurFUNCTION:Supports the body , Protect internal organs and enables body movement.FUNCTIONS:Return lymph to the blood stream and protect the body from disease. ORGANISM

CONCLUSIONHuman being have various types of cell which are specialised to perform specific function . So , human can think, see, hear, hum and pedal at the same time1. Form 1 Science text book2. http://www.slideshares.com.myREFERENCES