Download Homeostasis - Circulatory System

HOMEWORK: TEXTBOOK PAGES 582-589 Q’S 1-5 & p.582 vocab

The process in which cellular materials are distributed (moved) and absorbed (taken in) throughout the organism

Examples of Cellular Materials Water

Nutrients

Oxygen Carbon Dioxide

Wastes

A circulatory system •Heart •Blood •Blood vessels

Organ of the Human Circulatory system Made of cardiac muscle Responsible for pumping blood through the circulatory system.

•Liquid component of circulatory system

•Present in the blood vessels •Carries cellular materials throughout the body

•Contains plasma, blood cells, and platelets

Tubes in the body that are used to hold the blood Pressure is applied to blood vessels to cause the blood to move

1. Veins 2. Arteries 3. Capillaries

•Is a type of blood vessel

•Carries blood TO the heart •Is a type of blood vessel •Carries blood AWAY from the heart

•Is a type of blood vessel •Where cellular materials are exchanged •Smallest blood vessels (Microscopic) •One cell “thick”

1. CORONARY CIRCULATION ANY BLOOD FLOW GOING TO OR FROM THE HEART

2. PULMONARY CIRCULATION ANY BLOOD FLOW GOING TO OR FROM THE LUNGS

3. SYSTEMIC CIRCULATION ANY BLOOD FLOW GOING TO OR FROM BODY PARTS OTHER THAN THE HEART AND LUNGS

AORTA

Superior Vena cava

Pulm. Artery

Pulm. Vein Rt. Atrium valve (Aortic & Pulmonary)

Lt. Atrium Mitral Valve Lt. Ventricle

Rt. Ventricle Septum Vena Cava

•Blood that is oxygen poor and carbon dioxide rich. •This blood is on its way to the heart to be redirected to the lungs for gas exchange.

On the right side

•For educational purposes this blood is represented by the color blue

•Blood that is oxygen rich and carbon dioxide poor. •This blood is on its way back from the lungs to the heart to be redirected to the body. On the left side

•For educational purposes this blood is represented by the color red

How does your blood circulate through your body?