Blood and Circulation Lab Report
Digestive System Lab Report
Blood and Circulation Lab Report Digestive System Lab Report
BioLab3 Digestive System Lab Report Name, date, course and section required for password: The lab report is unique each semester and checks have been put into place to ensure students are doing their own work. Copying from other students or from outside sources will result in a zero on the accompanying lab quiz. Human Digestive System Which enzyme is produced by the stomach? Which type of food does this enzyme breakdown? Why does the stomach produce acid? Which acid is produced? What is the difference between a bolus and chyme? What is the function of the gall bladder? Villi Based on Lab, Section II, Exercise 1, draw and label a villus using the following terms: venule, capillary, lymph vessel, arteriole, and simple columnar epithelium. Sign, date and prepare an image of your drawing and include it with this lab report. What is the function of villi? Based on Lab, Section II, Exercise 2, in one or two paragraphs, describe the journey of food through numerous specialized cavities as it enters the gastrointestinal tract, is broken down, absorbed and eliminated from the body. Fetal Pig Digestive System Based on Lab, Section III, Exercise 3, what role do the rugae play in digestion? What is the difference between the glottis and epiglottis? Where is the liver located? How does the liver play a role in digestion? Is the liver part of the gastrointestinal tract? Digestion What is a degradation reaction? Based on Lab, Section IV, Exercise 4, why was there a separation of solutions in test tube 2 and no separation in test tube 1? What does “emulsification” mean? Based on Lab, Section IV, Exercise 5, record observations of color changes observed in test tubes 1-4. Tube 0 min. 10 min. 20 min. 30 min. 1 2 3 4 What is lipase? Why was bile added to test tubes 2 and 3? How did the end results compare for these test tubes? What is the role of pancreatin in the experiment? Based on Lab, Section IV, Exercise 6, what was the substrate in the reaction? Describe the enzymatic reaction that was tested in Exercise 6. Starch is a polysaccharide; maltose is a Which color will be evident after starch digestion occurs? Based on Lab, Section IV, Exercise 7 record the rate of starch digestion for each test tube. Test Tube Temperature No. of Wells Tested Before Color Change x 30 Sec Elapsed Time (seconds) A x 30 B x 30 C x 30 D x 30 E x 30 – Based on the data above, prepare a graph of elapsed time (Y-axis) for each temperature (X-axis). Sign and date your graph and submit with this lab report. What is the purpose of using salivary amylase in this experiment? Summary Questions Compare the processes that occur in the large versus small intestine. Which is longer, the large or small intestine? What is peristalsis? About how long is the esophagus? Where is it located within the GI tract? Name the three regions of the small intestine. Where is the ileocecal valve and what does it do? What was the purpose of the litmus solution in the fat digestion experiment? Hydrochloric acid is released by cells lining the Name the substrate, enzyme, and products for the digestion of starch. Name the substrate, enzyme, and products for the digestion of fat. © 2022 Access Learning Systems SP23 1
Blood and Circulation Lab Report Digestive System Lab Report
BioLab3 Blood and Circulation Lab Report Name, date, course and section required for password: The lab report is unique each semester and checks have been put into place to ensure students are doing their own work. Copying from other students or from outside sources will result in a zero on the accompanying lab quiz. Human Blood Blood is a connective tissue which has multiple functions. Highlight which of the following functions is NOT a functions of blood. Transport gases, glucose, fatty acids, amino acids, and hormones Distributes and maintains heat Fights pathogens with circulating immune cells and antibodies Digests food molecules Describe an erythrocyte and its functions. Using the letters, match the following from the leukocytes comparison table: a. Neutrophils b. Eosinophils c. Basophils d. Lymphocytes e. Monocytes ______ These cells release histamine and heparin during allergic reactions ______ The highest % of leukocytes which become phagocytes that eat bacteria ______ These cells can become macrophages that go to the site of infection ______ Known as B and T cells which function in immune response Describe the functions of the plasma of the blood. Leukocytes are classified by which 3 criteria of their cells? Examine the slides on blood types in images on slides 14-19 and describe the difference between antigen and antibody as it refers to blood types. In Ex 2, click on the table to identify antigens, antibodies and donors for each blood type. Which blood type is the universal donor? Watch the video demonstration in Ex 3 and complete the table for the final results and the unknowns. Name Mr. Smith Ms. Jones Mr. Green Ms. Brown Blood type Unknowns Blood Vessels List the blood vessels of the systemic circuit that contain oxygenated blood from the heart to the tissues and then and back to the heart. What happens to the oxygen depleted blood that comes into to the heart? In Ex 4: List two major vessels in the neck. List the major vessels that enter and exit the heart Renal artery and renal vein supply and drain blood from the: Which arteries supply blood to the heart muscle? Hepatic portal vein accepts blood from the: Two major arteries in the arm are: A. Blood Vessle Structure List the differences between arteries and veins. Describe the structure and function of capillaries. B. Pulse Ex 6, pulse rate. Human resting pulse averages 70-76 beats/minute. What is your resting pulse? Hold your breathe for 10 sec. Take your pulse Run in place for two minutes. Take your pulse Explain your results: C. Blood Pressure Systolic pressure is in the: Diastolic pressure is when the: Blood pressure device is called: Normal blood pressure is: Heart What structure reduces friction of a beating heart? In Ex 8, draw and label each of the structures of the heart. Use arrows to show the path of blood through the heart. Sign, date and prepare an image of your drawing and include it with this lab report. Trace the path of blood as it flows through the structures of the heart starting with the Superior and Inferior Vena Cava and ending with the Aorta Which conductive node causes the contraction of the ventricles? Review “Check your knowledge” and write in the structure for the following: Summary Questions List the three major parts of the circulatory system. Compare the major vessels and their functions: Vessel Structure Function Direction,speed of blood flow arteries veins capillaries What is in the plasma of the blood? A person has a pulse of 170/min and a blood pressure of 190/110 mm Hg. What would you do for this person? A person has type AB+ blood type and they need a transfusion. Which blood type can be given to them? Explain why? © 2022 Access Learning Systems FA22 4
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