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Exam: Physical Education > Circulatory System > Flashcards

Circulatory System Flashcards

1
Q

The heart role

A
  • Contract pump blood
  • Relax fill up with blood
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2
Q

The heart

A

Muscular pump

Superior –Atria –receiving chambers

Inferior –Ventricles –pumping chambers

Left side –Oxygenated

Right side - Deoxygenated

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3
Q

Valves

A

Allow blood to flow in one direction only

Valves are between the atria and ventricles

Bi cuspid (mitral)

Tri cuspid valves

Pulmonary & Aortic valves

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4
Q

Systolic blood pressure

A

The pressure in the arteries when the left ventricle contracts and forces blood out of the heart.

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5
Q

Diastolic blood pressure

A

The pressure in the arteries when the left ventricle relaxes refills and therefore blood flow drops

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6
Q

Haemoglobin

A

Why do endurance athletes want to increase haemoglobin levels?

To increase the blood’s ability to carry oxygen

This enables more O2 to be available to resynthesise ATP

This allows the athlete to run faster for longer

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7
Q
A
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Exam: Physical Education (11 decks)

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