Chapter 17: Blood Assignment For this assignment, please read the chapter and answer the questions below. Please type your answers in red or blue color. Please note that points may be deducted if answers are not submitted in these colors. There is a tutorial on blood cells in Blackboard under the Lab Tutorial button. Use it to study the different kinds of blood cells. Under the External Links button Blood Functions : Understand the following functions of Blood. i) Transport Nutrients, Hormones, Wastes ii) Regulates Body Temperature iii) Provides Protection (Immune Response, Hemostasis) Blood Composition: write a short description of each of the following components of blood Plasma- Mixture of proteins, enzymes, nutrients, wastes, hormones and gases Proteins- Assists in clotting and transport of nutrients. Electrolytes- Includes (mostly): sodium, potassium, calcium, magnesium, phosphate, and bicarbonate. Gases- Oxygen and carbon dioxide Water- makes up 90% of blood plasma, helps to dissolve different substances and absorb heat Nutrients- Different materials (such as glucose, carbohydrates, amino acids, triglycerides, and vitamins) collected from the digestive tract after processing of food to help give energy to the rest of the body. Wastes- Includes the toxic products created by certain chemical reactions in the body. These wastes are usually filtered out through the kidney and excreted in the urine . Formed Elements (cells): Briefly describe the functions for the following cells:Table 17.2 on page 644 in the textbook gives you a summary of the formed elements of the blood. 1
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- Winter '14
- red blood cells, blood clotting