'Oxygen rich blood returns' presentation slideshows

Cardiovascular System

Cardiovascular System. Lamon Willis. The Heart. The Heart. A fist-sized, cone-shaped muscle (the myocardium) that beats, on average, 80 times per minute . Divided into right and left sides by a muscular wall, the septum .

2.27k views • 98 slides

The Circulatory System

The Circulatory System. The Circulatory System. Major Function TRANSPORTATION Helps maintain homeostasis within the body Two sub-divisions Cardiovascular system Lymphatic system. The Cardiovascular System. Consists of: Blood Transporting fluid Heart Pumps the blood Carries the blood

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How do Angelfish Breathe?

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KEY CONCEPT The heart is a muscular pump that moves the blood through two pathways.

KEY CONCEPT The heart is a muscular pump that moves the blood through two pathways. NORMAL HUMAN HEART. The tissues and structures of the heart make it an efficient pump. Cardiac muscle tissue works continuously without tiring. pulmonary valve. aortic valve. left atrium. right atrium.

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