Chapter 7 Study Guide
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片预览 (24 张)
What is the function of the endocrine system?
To produce chemicals that control many of the body’s daily activities, as well as regulates long-term changes
What are Endocrine Glands?
Glands that produce and release their chemical products directly into the bloodstream
What is a Hormone?
The chemical product of an endocrine gland
What carries the chemicals produced by endocrine glands throughout the body?
The Blood
What are target cells?
Cells that recognize the hormone’s chemical structure
What are the 7 endocrine glands that both genders have?
Hypothalamus, pituitary, thyroid, parathyroid, adrenal, thymus, and pancreas
What is the hypothalamus?
The tiny part of the brain near the middle of your head
What does the Hypothalamus control?
Sleep, hunger, and other basic body processes
What produces hormones?
The Hypothalamus
What does the pituitary gland do?
Communicate with the hypothalamus to control l many body activities
What is thyroxine?
A thyroid hormone that controls how much energy is available to cells
What is an egg?
A female sex cell
What is a sperm?
A male sex cell
What is Fertilization?
The important part of sexual reproduction, the process by which male and female living things produce new individuals
What is sexual reproduction?
The production of eggs by the female and sperm by the male and the egg and sperm join together during fertilization
What is a zygote
A fertilized egg
What are testes?
Oval shaped organs where sperm are producedWha
What is testosterone?
A hormone that controls the development of physical characteristics in mature men
What is scrotum?
A pouch of skin that keeps the testes 2-3 degrees below 37 degrees
What is semen?
A mixture of sperm cells and fluids
What is the penis?
An organ where semen leaves the body
What is the role of the female reproductive system?
To produce eggs and, if an egg is fertilized, to nourish a developing baby until birth
What are the ovaries?
The female reproductive structures that produce eggs
What is estrogen?
A hormone that triggers the development of some adult female characteristics