The Circulatory System - Grey College€¦ · Circulatory or Cardiovascular System Circulatory System –Keeps the body working by delivering oxygen to body cells and removing waste

The Circulatory System

Where the Heart is located

Circulatory or Cardiovascular System

►Circulatory System – Keeps the body working by delivering oxygen to body cells and removing waste (CO2) from the cells.

Removing

Delivering

Parts of the Circulatory System

►The Heart - is divided into FOUR Chambers

Two types of Arteries

► Arteries start with A takes blood away !!

► Aorta – Largest blood vessel in the heart

► Pulmonary Artery – Carries blood containing carbon dioxide from your heart to your lungs

Three Types of Veins

►Veins start with V brings blood back to me 1. Inferior Vena Cava –

Where the blood enters the heart from the body.

2. Superior Vena Cava –Where the blood enters the heart from the body.

3. Pulmonary Vein – Carries blood-containing oxygen from your lungs to your heart.

The Four Valves of the Heart

►Tricuspid Valve – Lets the blood fill in the right atrium before it enters the rightventricle.

►Bicuspid Valve – Lets the blood fill in the left atrium before it enters the left ventricle

The Four Valves of the Heart

► Right Semi lunar Valve-Lets the right ventricle fill before releasing the blood into the pulmonary artery.

► Left Semi lunar Valve –Lets the blood fill in the left ventricle before sending it to the aorta

► Septum – Divides the heart in half

Three Kinds of Blood Vessels►Arteries – Carries blood away from the heart

►Veins – Carries blood back to the heart

►Capillaries – Delivers low-oxygen blood to veins (Smallest)

Blood

Health issues involving the circulatory system

High Blood Pressure:( hypertention)Continuous elevation of blood pressure above the normal range.

Ex. 140/90