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Lacy Davis
Anatomy weeks 1-5
Question | Answer |
---|---|
Identify the pigment that determines hair color. | It is determined by the amount of pigment called melanin in hair. |
How does surface film add to the protective function of the skin? | maintained by secretions from the sweat and sebaceous glands, helps keep the skin supple and acts as a barrier against bacteria. |
What are the two major subdivisions of the body? | Axial and appendicular. |
What is the importance of the term "anatomical position"? | Provides a clear and consistent way of describing human anatomy and physiology. |
What is the importance of ATP in the body? | Acts a s neurotransmitter in both peripheral and central nervous systems. |
How do acids and bases react with each other when in a solution? | Leads to the formation of the corresponding salt and water. Also known as a neutralization reaction. |
What important concept in biology was proposed by Schleiden and Schwann? | Unified cell theory. Which states: That all living are composed of one or more cells and that cells are the basic unit of life. |
What are the three main structural components of a typical cell? | The cell membrane, the nucleus, and the cytoplasm. |
Name the tiny branches of hard bone present in cancellous bone. | They are called Trabecules. |
Identify the two types of bone formations. | Intramembranous and Endochondral. |