{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

HPS 1040 Caffeine Case Study Part 1

HPS 1040 Caffeine Case Study Part 1 - 3 What are common...

Info icon This preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Katie Flint HPS 1040 Kliem 2.19.2011 1. List three common foods/drinks that are sources of caffeine. How much caffeine is found in each? Coffee- Coffee beans naturally have caffeine. Depending on the strength/type of coffee, the amount of caffeine varies between 133mg and 320mg. Chocolate- Uses cacao, which naturally has caffeine in it. Chocolate has about 9-31 mg of caffeine, depending on how dark the chocolate is (milk vs. special dark). Black Tea- Caffeine is a common chemical found in tea leaves as well as coffee beans and cacao. Black tea normally has about 53 mg of caffeine. 2. What is the chemical structure of caffeine? What class of chemical molecules does caffeine belong to? Caffeine contains two carbon and nitrogen rings as well as bonds with 3 methyl groups, 3 oxygen double bonds and one hydroxide group. Caffeine is a bitter xanthine alkaloid.
Image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 3. What are common physiological effects of caffeine consumption? Caffeinc can cause your heart to beat faster and work harder, it can quicken your breath but if you drink to much, it can make your hands shake and could give you a headache or stomachache. 4. Where in the body does caffeine act? Caffeine is a stimulant in the central nervous system, the cardiac muscle and the respiratory system. It also acts as a diuretic, so it affects the bladder muscles. 5. Propose reasons why Alex and Jenna feel the need to consume caffeine while Sally does not. Why does Jenna feel that she needs more caffeine than Alex? Caffeine is mildly addicting, but when used excessively, one could feel a psychological need for caffeine. They must be experiencing withdrawal symptoms such as stomachaches, headaches and irritability....
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern