100%(1)1 out of 1 people found this document helpful
This preview shows page 1 - 3 out of 8 pages.
Chapter 17: Blood AssignmentFor 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 LabTutorial button. Use it to study the different kinds of bloodcells. Under the External Links buttonBlood Functions: Understand the following functions of Blood.i.i) Transport Nutrients, Hormones, Wastesii.ii)Regulates Body Temperatureiii.iii)Provides Protection (Immune Response, Hemostasis)Blood Composition: write a short description of each of the following components of bloodPlasma- Combination of enzymes, proteins, wastes, nutrients, gases, andhormones Proteins- 8% of plasma weight, contribute to osmotic pressure and maintainwater balance in bloodElectrolytes- outnumbers the other solutes, cations include: sodium,potassium, calcium, magnesium, anions include: chloride, sulfate,phosphate, and bicarbonate, helps to maintain plasma osmotic pressure andregulate blood pHGases- Carbon dioxide and oxygen, carbon dioxide transported dissolves asbicarbonate ion or CO2 or bound to hemoglobin in RBCs, oxygen is usuallybound to hemoglobin inside RBCsWater- 90% of plasma volume, suspending and dissolving medium forsalutes of blood, absorbs heatNutrients- Things absorbed from digestive tract and transported for usethrough the body, contains glucose and other simple carbs, amino acids,fatty acids, glycerol and triglycerides, vitamins, and cholesterol
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 formedelements of the blood.Red Blood Cell (RBC) = Erythrocyte