CHAPTER 16-THE ENDOCRINE SYSTEM
I. THE ENDOCRINE SYSTEM
A. This system, along with the nervous system, aids in maintaining homeostasis in the
B. The endocrine system is composed of glands that secrete chemical messengers known
A. Is the only fluid tissue in the human body. It contains living cells and fluid.
B. Blood is pushed through the body by the pumping action of the heart.
1. Arteries-carry blood away from the heart. These branch until they becom
CHAPTER 21-THE IMMUNE SYSTEM: INNATE AND ADAPTIVE BODY DEFENSES
I. A variety of cells and structures work together to protect the human body from bacterial,
fungal and viral infection. This resistance to disease (also known as immunity) allows the
CHAPTER 22-THE RESPIRATORY SYSTEM
I. THE RESPIRATORY SYSTEM-functions by supplying the body with oxygen and disposing
of carbon dioxide. To accomplish this, four processes, collectively known as respiration, must
A. Pulmonary Ventilation-movement o
CHAPTER 23-THE DIGESTIVE SYSTEM
I. THE DIGESTIVE SYSTEM-takes in food, breaks it down into nutrients, absorbs the nutrient
molecules into the bloodstream, and then rids the body of the indigestible remains.
A. The organs of the Digestive System are classi
A. Much of what we eat is used in some way to generate ATP for body cells.
B. Nutrient-a substance in food used by the body to promote normal growth, maintenance
and repair. Most foods offer a mixture of the major nutrie
THE REPRODUCTIVE SYSTEM
I. THE REPRODUCTIVE SYSTEM
A. The Primary Sex Organs are the testes in males and the ovaries in females.
1. These structures produce gametes (Sex cells) and secrete various sex hormones that
regulate reproduction and development.
CHAPTER 25-THE URINARY SYSTEM
I. THE URINARY SYSTEM
A. Includes the kidneys, ureters, urethra and urinary bladder.
B. The kidneys are the primary excretory in the human body. They function by removing
toxins from the body while returning necessary compoun