Causes Of Disease Flashcards

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1
Q

What are bacteria cells and what are they made up of

A

Bacteria are simple cells. they don’t contain a nucleus, mitochondria or any other membrane bound organelles. All the normal cell functions are carried out in the cytoplasm

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2
Q

How does bacteria cause disease?

A

When they invade the body, they cause disease by releasing toxins which damage body cells. they tend to be less specific than viruses in the tissues that they inhabit, which means a single species of bacterial can cause several different diseases depending where in the body it invades. Some bacterial are harmless while in one part of the body, but can cause death if they reach another.

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3
Q

What is an example of a bacteria that are harmless in one part of the body but can cause death in another part?

A

E.coli, a bacterium that usually lives in the small intestines of mammals. While there, it helps produce vitamin K for the host, however, if E.Coli enters the blood stream it can cause septicaemia which can be life threatening.

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4
Q

Draw and label a bacteria

A

.

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5
Q

What is hypertension?

A

Permanently high blood pressure

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6
Q

What are you at a greater risk of developing if you have high blood pressure?

A

Coronary heart disease, type 2 diabetes

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7
Q

What are some factors that can cause hypertension?

A

Obesity
-not enough exercise
-drinking to ouch alcohol or coffee
-smoking
-over the age of 65
-excessive stress
-genetics
-too much salt in diet

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8
Q

what are some ways to reduce blood pressure (hypertension)?

A

-Regular physical exercise
-Keeping a healthy wight
-Keeping a balanced diet
-Cutting down on salt intake
-Reducing alcohol intake
-medication

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