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The Heart And Blood Vessels

Description

Leaving Certificate Biology (The Heart And Blood Vessels) Mind Map on The Heart And Blood Vessels, created by eimearkelly3 on 22/09/2013.

Mind Map by eimearkelly3, updated more than 1 year ago

	Created by eimearkelly3 about 11 years ago

533

Resource summary

The Heart And Blood Vessels

Open/closed circulatory system
Blood Vessels
1. Arteries
  1. Arterioles
2. Veins
  1. Venules
3. Capillaries
LORD
Blood pressure
Double circulation
Pacemaker
Annotations:
- SA / sino-atrial node electrical impulses pulse (pressure wave) AV node ECG (electrocardiogram)
Stages
1. Systole - contraction
  Annotations:
  - approx 0.4 seconds Atrial systole Ventricular systole
2. Diastole - relaxation
  Annotations:
  - approx. 0.4 seconds
Smoking, exercise, diet

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