CancerCancerMitosis Gone WildMitosis Gone Wild

What is it??What is it??

Uncontrolled, Uncontrolled, unregulated growth of unregulated growth of cellscells

Cell division happens Cell division happens much more rapidlymuch more rapidly

Cancer cells often look much different then Cancer cells often look much different then regular cellsregular cells

Tumours and CancerTumours and Cancer

Tumours can be either Tumours can be either benignbenign (non- (non-cancerous) or cancerous) or malignantmalignant (cancerous). (cancerous).

Benign tumour cells stay in one place in Benign tumour cells stay in one place in the body and are not usually life-the body and are not usually life-threatening.threatening.

Malignant tumour cells are able to invade Malignant tumour cells are able to invade nearby tissues and spread to other parts nearby tissues and spread to other parts of the body. of the body.

Cancer cells that spread to other parts of Cancer cells that spread to other parts of the body are called the body are called metastasesmetastases..

Normal cells versus Cancer Normal cells versus Cancer cellscells

Usually only divide Usually only divide to replace to replace damaged cellsdamaged cells

Cell to cell Cell to cell communicationcommunication

Cannot divide in Cannot divide in isolationisolation

Adhere to one Adhere to one anotheranother

Can differentiateCan differentiate

Uncontrolled cell Uncontrolled cell divisiondivision

Do not need to Do not need to communicate with communicate with each othereach other

Can divide in Can divide in isolationisolation

Can metastasize Can metastasize (through circulatory (through circulatory and lymphatic)and lymphatic)

Can not differentiateCan not differentiate

Cancer in Young AdultsCancer in Young Adults Approximately 10 000 cancers are Approximately 10 000 cancers are

diagnosed in young adults each yeardiagnosed in young adults each year

Cancer is the main cause of early death Cancer is the main cause of early death among young adult womenamong young adult women

More young women then young men are More young women then young men are now diagnose with, and die from, lung now diagnose with, and die from, lung cancercancer

Testicular cancer is the most common Testicular cancer is the most common cancer in young mencancer in young men

Causes of CancerCauses of Cancer Causes are still not really understoodCauses are still not really understood

Carcinogens are chemicals that cause cancer by Carcinogens are chemicals that cause cancer by causing mutationscausing mutations

Lifestyle habits (diet, tanning, tobacco, alcohol, Lifestyle habits (diet, tanning, tobacco, alcohol, radiation, occupational hazards)radiation, occupational hazards)

Environmental triggersEnvironmental triggers

Family historyFamily history

Journal AssignmentJournal Assignment

Due on ThursdayDue on Thursday Marked out of 20 pointsMarked out of 20 points 3 Parts to include in your journal3 Parts to include in your journal

– Fully explain the connections between mitosis Fully explain the connections between mitosis and cancer. (5 pts)and cancer. (5 pts)

– Why is it important to learn about cancer? (5 Why is it important to learn about cancer? (5 pts)pts)

– How has affected you in your life? (5 pts)How has affected you in your life? (5 pts)– Also include vocab words: metastasize, benign, Also include vocab words: metastasize, benign,

and malignant somewhere in your entry (5 pts)and malignant somewhere in your entry (5 pts)