Please answer both thank you! 11. How do centrifuges use the concepts of circular motion in blood analysis? [2 marks]12. You are swinging your keys at the end of a lanyard in a horizontal circle around yourhead. What is the effect on the centripetal force experienced by the keys in each case?[2 marks]a. You keep the radius of the circle constant, but double the speed.b. The speed of the keys stays the same, but you double the radius.

11)Answer:Centrifuges are workhorses in blood analysis, utilizing the principles of circular motion…

Answered: 11. How do centrifuges use the concepts…

Cardiopulmonary Anatomy & Physiology

7th Edition

ISBN:9781337794909

Author:Des Jardins, Terry.

Publisher:Des Jardins, Terry.

Chapter13: The Standard 12-ecg Lead System

Section: Chapter Questions

Problem 7RQ

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6. Cardiac catheterization generated the following parameters for Patient #2: HR (bpm) 85 V02 (ml O₂/min) 219 [Hb] (g/dl blood) 13.4 [02]vena cava (ml O₂/dl blood) 13.14 [02] pulmonary artery (ml O₂/dl blood) 16.3 [02] pulmonary vein (ml O₂/dl blood) 17.78 [02]aorta (ml O₂/dl blood) 17.78 Pressures (mmHg) Right atrium, mean 6 Right ventricle, systolic/diastolic 30/2 Pulmonary artery, 30/6 Left atrium, mean 6 systolic/diastolic Left ventricle, systolic/diastolic 106/-3 Aorta, systolic/diastolic 102/66 a. Calculate Patient #2's CO for the pulmonary circulation (right side of heart) and over the systemic circulation (left side of heart). Comment on any irregularities b. Calculate MAP for the pulmonary artery and the aorta. (2 points) (2 points) c. Assume that the pressure of venous blood returning to either the right or left atrium is 0 mm Hg and that both sides of the heart actually have CO equal to what you calculated for the systemic circulation. Calculate the resistance across the…
What is the proper way to measure the radial pulse rate of a test subject or patient who has a regular pulse? Count the number of pulses for 30 seconds and then multiply by 2. Count the number of pulses for 60 seconds and then divide by 2. Count the number of pulses for two minutes and then divide by 2. Count the number of pulses for 10 seconds and then multiply by 6.
99. Which of the following is the most important for selecting an artery for ABG collection provided that there is no other reason to avoid the site? A. collateral circulation B. depth of the artery C. dominance of the arm D. strength of the pulse I 100. In addition to identification information, which of the following is typically documented before ABG specimen collection? A. FiO2 or L/M B. history of smoking C. room temperature D. all of the above
Analyse the graph depicting changes in precision value along slices showing the segmentation of the right atrium from a CT scan. Find any trends regarding the precision value of the segmentation of the right atrium from the medical image CT scan
In the palpation method of indirect blood pressure measurement, only systolic pressure can be obtained. a. True b. False The following is true about a pH paper strips : Select one: a. It is a colorimetric measurement system b. None of the choices c. It is a potentiometric measurement system d. It is an electromagnetic measurement system
1. A phlebotomist would know that s/he has achieved vein access when: A. Blood will automatically pump into the syringe barrel. B. A "flash" of blood will appear in the hub of the needle C. There will be a very slight vibration in the needle D. Blood will immediately flow in the plunger E. You cannot tell when you are in a vein with a syringe. 2. How many times are blood cultures inverted?
6. On an adult male patient, you make a 1:200 dilution. You count RBCs in 5 small squares inside the center square with the following results: Side 1: 55, 57, 47, 53, 51 Side 2: 49, 51, 48, 53, 46 a. What is the dilution factor? b. What is the area counted? c. What is the volume counted? d. Are these counts acceptable to average? e. If acceptable to average, what is the cell count per microliter? f. Interpret the cell count (Normal, abnormal increased, abnormal decreased)
For Question number 4) it’s asking for the body position of the patient not just the arm position
1. Systolic blood pressure was measured (in units of mm Hg) during preventative health examinations on people in Dallas, Texas. Here are the measurements for a subset of these patients. 112, 128, 108, 129, 125, 153, 155, 132, 137 V (a) How many individuals are in the sample (i.e., what is the sample size, n)? (b) What is the mean of this sample? (c) What is the median of this sample? (c) Compute the sum of squares using two different formulas. Are they the same? (d) What are the mean deviation, variance, s astandard deviation, and coefficient of variation? (include the measurement unit for each)
what can be an objective to talk about when it comes to Virgnia Medicaid Expansion ?
1. Briefly describe the purpose of Gamma Knife radiosurgery (you do not need to describe the detailed medical procedure)? 2. What does a Gamma Knife cost if you want to buy one, and how much is the annual maintenance contract?
You are having difficulty obtaining a pulse oximetry reading using the patient’sleft index finger. Discuss strategies to use to ensure accurate readings. (Explain well with important point and step by step type the answer) .

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