PhysioEx Exercise 11 Activity 3

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Dec 6, 2023

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9/25/23, 6:38 PM PhysioEx Exercise 11 Activity 3 https://media.pearsoncmg.com/bc/bc_0media_ap/physioex/10/ex11/act3/ 1/4 PhysioEx Lab Report Exercise 11: Blood Analysis Activity 3: Hemoglobin Determination Name: aleena khan Date: 25 September 2023 Session ID: session-f86f37be-7cf8-02d0-a7ac-c2338cdd6d55 Pre-lab Quiz Results You scored 67% by answering 2 out of 3 questions correctly. Experiment Results Predict Question Stop & Think Question Experiment Data A protein found in red blood cells, __________, is necessary for the transport of oxygen from the lungs to the cells of the body. Your answer: iron (Fe). Correct answer: hemoglobin (Hb). 1 Anemia results when You correctly answered: There is inadequate hemoglobin in the red blood cells, and insufficient oxygen is carried in the blood. 2 How much hemoglobin does normal adult human blood contain? You correctly answered: 12–18 g/100 ml. 3 Predict Question: How will the hemoglobin levels for the female Olympic athlete (sample 5) compare with the hemoglobin levels for the healthy female (sample 2)? Your answer: The hemoglobin levels for the female Olympic athlete will be greater than those for the healthy female. 1 Why is the average hematocrit higher in males than in females? You correctly answered: Higher testosterone levels in males promotes more RBC production. 1
9/25/23, 6:38 PM PhysioEx Exercise 11 Activity 3 https://media.pearsoncmg.com/bc/bc_0media_ap/physioex/10/ex11/act3/ 2/4 Blood sample gm Hb per 100 ml blood Hematocrit (PCV) Ratio of PCV to Hb 1 16 48 3:1 2 14 44 3.14:1 3 8 40 5:1 4 20 60 3:1 5 22 60 2.73:1 Sample 1: healthy male Sample 2: healthy female Sample 3: female with iron-deficiency amenia Sample 4: male with polycythemia Sample 5: female Olympic athlete Post-lab Quiz Results You scored 67% by answering 2 out of 3 questions correctly. Review Sheet Results To determine the amount of hemoglobin in a blood sample You correctly answered: All of these answers are correct. 1 Which of the following diseases is known to increase hemoglobin levels in an individual? You correctly answered: polycythemia. 2 Which of the following is known to decrease hemoglobin levels in an individual? Your answer: chronic obstructive pulmonary disease (COPD). Correct answer: cirrhosis of the liver. 3 Is the male with polycythemia (sample 4) deficient in hemoglobin? Why? Your answer: Sample 4 doesn't have a deficiency in hemoglobin, but rather he has too much. This is because polycythemia is a condition where a patient has too many red blood cells. The red blood cells contain hemoglobin, so if there are too many red blood cells, there is going to be an excess of hemoglobin. 1
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