Checkpoint Heredity and Hormones

Checkpoint Heredity and Hormones - Checkpoint: Heredity and...

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Checkpoint: Heredity and Hormones 1 Checkpoint: Heredity and Hormones Hannah Jackson Axia University
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Checkpoint: Heredity and Hormones 2 Hormones and heredity have many similarities and differences as far as the influence they have on us. Hormones have different effects throughout our different stages in one’s life, for example, during puberty, pubic and underarm hair grows. Breasts start developing females and the males acquire a deeper voice after going through stages of pitch change. Hormones are also believed to trigger or activate certain behaviors such as sexual behavior, alertness, aggressiveness, stress reactions, and the desire for companionship. Because of the changes in our hormones, they have been found to affect the ability to learn, mood, emotional reaction, as well as the ability to resist disease. Major changes in certain hormones have been found to trigger psychological disorders such as depression. The thyroid gland, which produces thyroxin, is located in the throat under the voice box. Thyroxin regulates a person’s metabolism, which in turn effect how alert and how fat or thin people are. When the thyroid is overactive, a person can experience insomnia and difficulty focusing. An under active thyroid
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This note was uploaded on 04/14/2011 for the course BEH 225 taught by Professor Mrking during the Spring '09 term at University of Phoenix.

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Checkpoint Heredity and Hormones - Checkpoint: Heredity and...

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