Circulatory system II



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Introduction

FUNCTIONS

HEART FACTS

Main structure of the heart

CARDIAC ACTIVITY

Heart beating video

DISORDERS AND DISEASES

BLOOD VESSELS

Blood

Doc’s


True-False

Outline


Completion

Learning objectives



CIRCULATORY

SYSTEM

Blood circulation


HUMAN CIRCULATORY SYSTEM


The Human Circulatory System

It consists of:
  • HEART
  • BLOOD VESSELS
  • BLOOD

The human circulatory system functions like a network of highways. It transports materials around the body.

IT TRANSPORTS:
  • Oxygen and Carbon dioxide
  • Digested and absorbed food or nutrients
  • Hormones, vitamins and minerals
  • Wastes: urea and other metabolic products
  • Heat
  • Immunity agents: immune cells and antibodies

Functions of human circulatory system

Functions of human circulatory system

It plays an important role in gas exchange

Supply body cells with nutrients, minerals and vitamins

Remove toxic wastes away from the cells

Regulates body’s temperature

Fight antigens(Ex: Viruses)

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