Chapter 11 Fitness and Cardiac Health part II

Chapter 11 Fitness and Cardiac Health part II

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A person with good cardiac health has good ...................... .............................

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Blood flow can be slowed down or stopped when there is blockage in the blood vessel.

It occurs when fats, cholesterol and other substances build up in the walls of arteries, forming structures called

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If the blockage is in an artery that supplies blood to the brain, blood supply to the brain is cut off.

This results in a

Multiple Select

We can feel and observe our blood flow in the following ways:

• pulse rate

• heartbeat

• blood pressure

• blood volume

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Heart rate refers to the number of times the ................ .................... in one minute.

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We can measure our pulse rate by counting the .................. ..... ............... we feel in one minute.

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Our pulse rate will

when we exercise.

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The .................... ...... ................ acting on the walls of the blood vessels is called blood pressure.

Multiple Select

High blood pressure can be caused by

• a diet in saturated fat, cholesterol and salt,

• lack of regular exercise

• drink too much water

• sleep too much

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Our body has a skeleton that is made up of different bones. Bones are important because they help to:

• support the body and give it shape,

• protect the internal organs from damage,

• and allow us to move

• make us grow taller

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A

is found where two bones meet.

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Examples of joints found in our body are at our

• knees

• hips

• shoulders

• fingers

• elbows

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It is important to reduce the

at these points to prevent the bones from wearing out.

Open Ended

What is the function of fluid?

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What is the function of cartilage?

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What is the function of ligament?

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what is the function of tendon?

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Three common joint problems are—Three common joint problems are

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What is sprains?

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How do you know when a person sprains a joint?

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Dislocations occur when bones are forced out of their ...................... ...........................

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Arthritis is a condition in which the joints become ........................ ............ ......................

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When bones move, friction between the surfaces of the bones is minimised by a bone material called

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Bones are mainly made of

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A lack of calcium and

in our diet will cause our bones to weaken.

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is a condition where the bones are weak and can fracture easily.

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Osteoporosis is due to a loss of

in the bones.

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Osteoporosis causes the ....................... ................... to decrease, and increases the risk of bone fractures

Multiple Select

Which of the following helps to prevent osteoporosis?

• a balanced diet that includes calcium (cheese and milk) and vitamin D (fish oil, tuna, sardine).

• Maintaining a healthy body weight.

• Exercising regularly