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Skip Navigation LinksKCC Home > Academic Departments > Biological Sciences > Bio14 > Lesson 21-Circulation and Gas Exchange

Lesson 21 Circulation and Gas Exchange

 

I. Circulation in animals

A. Importance of transport in animals

 

B. Types of transport

1. By diffusion: gastrovascular cavities

2. By circulatory systems

a. Open circulatory system

b. Closed circulatory system

general description



C. Circulation in mammalians: Organ and function

1. Heart

a. description

b. function

2. Blood vessels

a. Arteries and veins

-description

-movement of fluid

b. Capillaries

-transfer of substances

3. Blood: Composition and function

a. Plasma

b. Cellular elements and stem cells

c. Blood clotting

4. Lymphatic system: structure and function

 

II. Gas exchange in animals

A. Importance of gas exchange in animals


B. Types of gas exchange systems

1. Adaption to aquatic environment: Gills

2. Adaption to terrestrial environment

a. The tracheal system

b. Lungs


C. Mammalian respiratory system

a. Description

b. Mechanisms of respiration

-Ventilation of the lungs

-Transport and diffusion of gas (oxygen and carbon dioxide)

 
 
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