'Oxygenated blood enters' presentation slideshows

Amphibians

Amphibians. Amphibian Evolution:. Arose from lobe-fined ancestor called Crossopterygians Land plants & insects provided new food source Had primitive lungs & short, limb like fins for short periods on land Appeared during late Devonian

545 views • 43 slides

Amphibians

680 views • 28 slides

Introduction to the Heart and Circulatory System

Introduction to the Heart and Circulatory System. Have a Heart!. Secretariat. How Big is the Heart?. A human heart is about 10.5 ounces The average Thoroughbred horse heart weighs 9 pounds Secretariat: Could finish the quarter mile race at speeds of 49 MPH

327 views • 18 slides

Leaving Certificate Agricultural Science

Leaving Certificate Agricultural Science. The Circulatory System. Functions of the Circulatory System. To carry digested food from the small intestine to all areas in the body which need it. To carry oxygen from the lungs to the rest of the body.

164 views • 15 slides

Leaving Certificate Agricultural Science

Leaving Certificate Agricultural Science. The Circulatory System. Functions of the Circulatory System. To carry digested food from the small intestine to all areas in the body which need it. To carry oxygen from the lungs to the rest of the body.

176 views • 15 slides