Human Organ Human Organ MappingMapping

SNC2PSNC2P

Human OrgansHuman Organs

The human body is made up of many The human body is made up of many organs that work together to organs that work together to accomplish all of the tasks required accomplish all of the tasks required in a healthy functioning organism. in a healthy functioning organism. To understand the function of To understand the function of organs, you need to know where organs, you need to know where they are found in the human body.they are found in the human body.

ProcedureProcedure On a large piece of paper (obtained from On a large piece of paper (obtained from

you teacher), trace an outline of your you teacher), trace an outline of your torso.torso.

Copy a scaled outline of your torso in the Copy a scaled outline of your torso in the space on your instruction sheet.space on your instruction sheet.

On the scaled outline, brainstorm with On the scaled outline, brainstorm with your partner(s) about the location, your partner(s) about the location, relative size, and shape of the following relative size, and shape of the following organs of the human body: lungs, heart, organs of the human body: lungs, heart, liver, stomach, intestines, and kidneys.liver, stomach, intestines, and kidneys.

Using separate pieces of paper, sketch the Using separate pieces of paper, sketch the organs to actual size, cut them out, and organs to actual size, cut them out, and place them on the appropriate locations place them on the appropriate locations on the outline on the large piece of paper.on the outline on the large piece of paper.

AnswersAnswers

The LungsThe Lungs

A pair of organs, each about 1 kgA pair of organs, each about 1 kg

The LungsThe Lungs

A pair of organs, each about 1 kgA pair of organs, each about 1 kg Where oxygen passes into the Where oxygen passes into the

bloodstreambloodstream

The HeartThe Heart

About 0.3 kg and the size of a fistAbout 0.3 kg and the size of a fist

The HeartThe Heart

About 0.3 kg and the size of a fistAbout 0.3 kg and the size of a fist Pumps blood to all parts of the bodyPumps blood to all parts of the body Referred to as a muscle but also Referred to as a muscle but also

contains the other types of tissuecontains the other types of tissue

The LiverThe Liver

The largest visceral (internal) organ, The largest visceral (internal) organ, weighing about 1.5 kgweighing about 1.5 kg

The LiverThe Liver

The largest visceral (internal) organ, The largest visceral (internal) organ, weighing about 1.5 kgweighing about 1.5 kg

Involved in detoxification and the Involved in detoxification and the production of biochemicals for production of biochemicals for digestiondigestion

The StomachThe Stomach

About 50 mL when empty and 1 L About 50 mL when empty and 1 L when fullwhen full

The StomachThe Stomach

About 50 mL when empty and 1 L About 50 mL when empty and 1 L when fullwhen full

Where food is mixed with digestive Where food is mixed with digestive juices and enzymes by muscle juices and enzymes by muscle tissues constricting and relaxingtissues constricting and relaxing

The IntestinesThe Intestines

About 4 – 5 cm in diameter and About 4 – 5 cm in diameter and about 7.5 – 8 m longabout 7.5 – 8 m long

The IntestinesThe Intestines

About 4 – 5 cm in diameter and About 4 – 5 cm in diameter and about 7.5 – 8 m longabout 7.5 – 8 m long

Where nutrients from food are Where nutrients from food are passed into the bloodstreampassed into the bloodstream

The KidneysThe Kidneys

A pair of organs, each about 0.15 kgA pair of organs, each about 0.15 kg

The KidneysThe Kidneys

A pair of organs, each about 0.15 kgA pair of organs, each about 0.15 kg Where waste products are removed Where waste products are removed

from the bloodfrom the blood

Organ SystemsOrgan Systems

These organs are all part of one or These organs are all part of one or more more organ systemsorgan systems, groups of , groups of organs which work together to organs which work together to perform basic functions.perform basic functions.

E.g. the respiratory system, which E.g. the respiratory system, which works to exchange oxygen and works to exchange oxygen and carbon dioxide gasescarbon dioxide gases