Friday, 15 March 2013
Fake lungs!
The medulla oblongata begins the process of inhalation and inspiration. The medulla oblongata controls breathing in one's body by sending signals to the diaphragm and intercostal muscles. Upon inhalation, the diaphragm lowers and the intercostal muscles contract. The ribs then move up and out. Exhalation occurs when alveoli stretch receptors fill up with air. When filled up with air, the stretch receptors send signals to the medulla oblongata and the oblongata then stops the stimulation of the diaphragm and intercostal muscles. This cause them to relax. The process of inhalation requires the diaphragm to contract. The negative pressure on the chest cavity due to increased volume cause the air to rush in.
Wednesday, 6 March 2013
1.I felt successful in the class when I took the recent test and realized I knew most of the answers, and that I could answer then in detail. It made me feel confident in my ability to study for this class. I also frequently ask questions when I am confused.
2. I have handed in all my assignments up to date within my binder, including the project in which my sister and I made a poem. I also completed the lab and handed that in over blogspot.
3. When my sister and I worked on the poem it really enhance my learning experience because it forced me to learn the material. Working with Corey made me push myself to learn more within the class.
4. My goal is to understand the material thoroughly and ask questions in order to eh nance my learning experience. I want to know how everything in the body is inter-related.
2. I have handed in all my assignments up to date within my binder, including the project in which my sister and I made a poem. I also completed the lab and handed that in over blogspot.
3. When my sister and I worked on the poem it really enhance my learning experience because it forced me to learn the material. Working with Corey made me push myself to learn more within the class.
4. My goal is to understand the material thoroughly and ask questions in order to eh nance my learning experience. I want to know how everything in the body is inter-related.
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