What causes Skin Cancer? What causes Skin Cancer? By: Sandra BeltranBy: Sandra Beltran

Period:6Period:6

StandardsStandards Unit 1: Cell BiologyUnit 1: Cell BiologyUnit summary Unit summary This unit will focus on the structure and functions of cells. This includes This unit will focus on the structure and functions of cells. This includes

distinguishing between cellular organisms and viruses, as well as between distinguishing between cellular organisms and viruses, as well as between prokaryotic and eukaryotic cells. It also includes understanding the prokaryotic and eukaryotic cells. It also includes understanding the function of the plasma membrane and the process of diffusion, osmosis, function of the plasma membrane and the process of diffusion, osmosis, and active transport. Additionally, this unit will address the functions of and active transport. Additionally, this unit will address the functions of various cell organelles, including the chloroplasts role in photosynthesis various cell organelles, including the chloroplasts role in photosynthesis and the mitochondria's role in cellular respiration.and the mitochondria's role in cellular respiration.

Unit 10: Immune SystemUnit 10: Immune SystemUnit SummaryUnit Summary This unit focuses n the human immune system. It addresses both the This unit focuses n the human immune system. It addresses both the

specific and nonspecific immune responses the role of antibodies in specific and nonspecific immune responses the role of antibodies in immunity, the differences between viral and bacterial infections, immunity, the differences between viral and bacterial infections, compromised immunity, and the role of vaccinations in protecting against compromised immunity, and the role of vaccinations in protecting against infections.infections.

Skin Cancer Skin Cancer Skin cancer is occurred when errors form in Skin cancer is occurred when errors form in

the DNA of healthy skin cells. The mutations the DNA of healthy skin cells. The mutations cause the cells to grow out of control and form cause the cells to grow out of control and form a mass of cancer cellsa mass of cancer cells-Skin cancer begins in your skin's top layer, -Skin cancer begins in your skin's top layer, the epidermis. The epidermis is a thin layer the epidermis. The epidermis is a thin layer that provides a protective cover of skin cells that provides a protective cover of skin cells that your body continually sheds. It contains that your body continually sheds. It contains three type of cells: the squamous , basal , three type of cells: the squamous , basal , melanocytes cells.melanocytes cells.

Skin CancerSkin Cancer

Skin cancer is almost always curable when it is Skin cancer is almost always curable when it is detected in its early stages. Although melanoma detected in its early stages. Although melanoma accounts for only a small percentage of skin cancer, it accounts for only a small percentage of skin cancer, it is far more dangerous than other skin cancers and is far more dangerous than other skin cancers and causes most skin cancer deaths. causes most skin cancer deaths.

Melanoma, the most serious type of skin cancer, will Melanoma, the most serious type of skin cancer, will account for about 68,130 cases of skin cancer in 2010 account for about 68,130 cases of skin cancer in 2010 and of the 11,790 deaths due to skin cancer each year. and of the 11,790 deaths due to skin cancer each year.

Percentage of Skin Cancer .Percentage of Skin Cancer .

More than 3.5 million skin cancers in over two More than 3.5 million skin cancers in over two million people are diagnosed annually.million people are diagnosed annually.

Each year there are more new cases of skin Each year there are more new cases of skin cancer than the combined incidence of cancers cancer than the combined incidence of cancers of the breast, prostate, lung, and colon.of the breast, prostate, lung, and colon.

Between 40 and 50 percent of Americans who Between 40 and 50 percent of Americans who live to age 65 will have either skin cancer at live to age 65 will have either skin cancer at least once.least once.

Percentage of Skin CancerPercentage of Skin Cancer

These graphs are showing different kinds of These graphs are showing different kinds of race having skin cancer.race having skin cancer.

PicturesPictures

PicturesPictures

What are the risk factors for skin What are the risk factors for skin cancer? cancer?

People who have freckles , light colored eyes People who have freckles , light colored eyes or hair , lots of moles , and who have a history or hair , lots of moles , and who have a history of skin cancer can get it easier.of skin cancer can get it easier.

Also , if you spend a lot of time working or Also , if you spend a lot of time working or playing outdoors. playing outdoors.

And if you live somewhere where its really hot And if you live somewhere where its really hot , it can cause you to get sun burns and might , it can cause you to get sun burns and might end up with skin cancer.end up with skin cancer.

What are the risk factors for skin What are the risk factors for skin cancer? cancer?

Unprotected and/or excessive exposure to Unprotected and/or excessive exposure to ultraviolet (UV) radiation ultraviolet (UV) radiation

Fair complexion Fair complexion Occupational exposures to coal tar, pitch, Occupational exposures to coal tar, pitch,

creosote, arsenic compounds, or radium creosote, arsenic compounds, or radium Family history Family history Multiple or atypical moles Multiple or atypical moles Severe sunburns as a child Severe sunburns as a child

Ways to protect yourself from skin Ways to protect yourself from skin cancercancer

Some ways to stop skin cancer are: Some ways to stop skin cancer are: - Keep away from the sunKeep away from the sun- Put a lot of sunscreenPut a lot of sunscreen- Avoid tanning salonsAvoid tanning salons- Check moles if you have someCheck moles if you have some

*This is a picture of moles *This is a picture of moles

that are starting to get big.that are starting to get big.

Ways to protect yourself from skin Ways to protect yourself from skin cancercancer

To avoid skin cancer is to wear clothes that To avoid skin cancer is to wear clothes that protects your skin very well.protects your skin very well.

You can wear light colored clothes to keep you You can wear light colored clothes to keep you fresh , instead of dark color of clothes.fresh , instead of dark color of clothes.

And you can use hats , umbrellas , sunscreen And you can use hats , umbrellas , sunscreen and other stuff to keep your skin safe from the and other stuff to keep your skin safe from the sun.sun.