Contemplation

Solved by cunivj.blogspot Exercise 11: Blood Analysis: Activity 5: Blood Cholesterol Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. Cholesterol is a lipid substance that You correctly answered: e. is all of the above. 2. LDLs have been identified as You correctly answered: c. a potential source of damage to the interior of arteries. 3. A desirable level of total cholesterol per deciliter of blood is You correctly answered: d. between 100 and 200 milligrams. 4. Abnormal levels of total cholesterol per deciliter of blood could be caused by You correctly answered: b. liver disease. Experiment Results Predict Question: Predict Question: Patient 4 prefers to cook all his meat in lard or bacon grease. Knowing this dietary preference, you anticipate his total cholesterol level to be Your answer : b. abnormally high. Stop & Think Questions: What health problems might be in store for patient 2 (based on the results)? ...

Solved by cunivj.blogspot Exercise 11: Blood Analysis: Activity 4: Blood Typing Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. Red blood cell membranes have You correctly answered: c. agglutinogens that specify that individual's blood type. 2. ABO and Rh antigens You correctly answered: d. All of these answers are correct. 3. Which of the following statements about blood types is correct? You correctly answered: d. A person with type O blood has two recessive alleles and has neither the type A nor type B antigen. 4. Antibodies to the A and B antigens are You correctly answered: a. found preformed in the blood plasma. Experiment Results Predict Question: Predict Question: If the patient's blood type is AB- , what would be the appearance of the A, B, and Rh samples? Your answer : b. A, clumped; B, clumped; Rh, unclumped Stop & Think Questions: Why are individuals with the AB+ blood type known as univers...

Solved by cunivj.blogspot Exercise 11: Blood Analysis: Activity 3: Hemoglobin Determination Lab Report Pre-lab Quiz Results You scored 100% by answering 3 out of 3 questions correctly. 1. A protein found in red blood cells, __________, is necessary for the transport of oxygen from the lungs to the cells of the body. You correctly answered: a. hemoglobin (Hb) 2. Anemia results when You correctly answered: e. Both b and c are correct. 3. How much hemoglobin does normal adult human blood contain? You correctly answered: c. 12-18 g/100 ml Experiment Results Predict Question: 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 : c. The hemoglobin levels for the female Olympic athlete will be greater than those for the healthy female. Stop & Think Questions: Why is the average hematocrit higher in males than in females? You correctly answered: ...

Solved by cunivj.blogspot Exercise 11: Blood Analysis: Activity 2: Erythrocyte Sedimentation Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 3 out of 3 questions correctly. 1. The erythrocyte sedimentation rate (ESR) You correctly answered: c. is increased whenever fibrinogen and immunoglobulins cause the RBCs to clump together, stack up, and form a column. 2. The ESR cannot be used to follow the progression of which of the following diseases? You correctly answered: d. gingivitis 3. The ESR can be used to evaluate a patient with You correctly answered: e. all of the above. Experiment Results Predict Question: Predict Question: How will the sedimentation rate for sample 6 (individual with angina pectoris) compare with the sedimentation rate for sample 1 (healthy individual)? Your answer : b. It will be lower. Stop & Think Questions: What is in the beige-colored portion of the sedimentation tube? You correctly answered: c. plasma Experime...

Solved by ramonistry Exercise 6: Cardiovascular Physiology: Activity 5: Examining the Effects of Various Ions on Heart Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. Which organelle in the cardiac muscle cell stores calcium? You correctly answered: b. sarcoplasmic reticulum Verapamil is a calcium-channel blocker. Its effects could be described as You correctly answered: d. negative chronotropic and negative inotropic. When the cardiac muscle cell is at rest, where is most of the potassium found? You correctly answered: c. in the cytosol Resting cardiac muscle cells are most permeable to You correctly answered: b. potassium. Experiment Results Predict Question: Predict Question 1: Because calcium-channel blockers are negative chronotropic and negative inotropic, what effect do you think increasing the concentration of calcium will have on heart rate? Your answer : a. positive chronotropic, positive inotropic Predict Que...

Solved by ramonistry Exercise 6: Cardiovascular Physiology: Activity 1: Investigating the Refractory Period of Cardiac Muscle Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. The cardiac muscle is capable of which of the following? You correctly answered: c. autorhythmicity Phase 2 of the cardiac action potential, when the calcium channels remain open and potassium channels are closed, is called the You correctly answered: a. plateau phase. Which of the following is true of the cardiac action potential? You correctly answered: b. The cardiac action potential is longer than the skeletal muscle action potential. The main anatomical difference between the frog heart and the human heart is that the frog heart has You correctly answered: c. a single, fused ventricle. Experiment Results Predict Question: Predict Question 1: When you increase the frequency of the stimulation, what do you think will happen to the amplitude (height) o...

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 7: Compensation in Pathological Cardiovascular Conditions Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. Which of the following could cause an increase in peripheral resistance in the blood vessel? You correctly answered: b. atherosclerosis Which structures in the heart ensure that one-way flow occurs? You correctly answered: d. valves Which of the following might be seen in both the diseased heart and the athlete's heart? You correctly answered: c. thicker myocardium The type of resistance increased in aortic valve stenosis is You correctly answered: d. increased left-ventricular afterload. Experiment Results Predict Question: Predict Question 1: You will now test three mechanisms to compensate for the decrease in flow rate caused by the decreased flow tube radius. Which mechanism do you think will have the greatest compensatory effect? Your answer : c. d...

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 6: Studying the Effect of Stroke Volume on Pump Activity Lab Report Pre-lab Quiz Results You scored 100% by answering 5 out of 5 questions correctly. Which of the following variables directly contributes to preload? You correctly answered: b. venous return Which of the following would not increase end diastolic volume? You correctly answered: c. dehydration Increased contractility of the heart results in all but which of the following? You correctly answered: d. increased end systolic volume Which of the following does not affect stroke volume? You correctly answered: d. All of these affect stroke volume. Which of the following is not equivalent to the others? You correctly answered: c. end diastolic volume Experiment Results Predict Question: Predict Question: If the pump rate is analogous to the heart rate, what do you think will happen to the rate when you increase the stroke volume? Your answer : a. ...

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 4: Studying the Effect of Blood Pressure on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. Pressure changes in the cardiovascular system primarily result from You correctly answered: b. changes in the force of contraction of the heart. What is the driving force for blood flow? You correctly answered: d. pressure gradient Which of the following is directly proportional to blood flow? You correctly answered: e. blood vessel radius and pressure gradient Arteries close to the heart need to be able to compensate for You correctly answered: c. pressure changes. Experiment Results Predict Question: Predict Question 1: What effect do you think increasing the pressure will have on the fluid flow rate? Your answer : b. The fluid flow rate will increase. Predict Question 2: Do you think a graph plotted with pressure on the X-axis and flow rate on the Y-ax...

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 3: Studying the Effect of Blood Vessel Length on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. When the length of the blood vessel increases, which of the following also increases? You correctly answered: d. both friction and surface area Blood vessel length decreases You correctly answered: c. when we lose weight. Blood flow is You correctly answered: b. directly proportional to vessel radius to the fourth power. Which of the following correctly describes resistance to flow? You correctly answered: a. Resistance to flow increases with increased vessel length. Experiment Results Predict Question: Predict Question: What effect do you think increasing the flow tube length will have on the fluid flow rate? Your answer : c. The fluid flow rate will decrease. Stop & Think Questions: What is the relationship between fluid flow and flow tube le...

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 2: Studying the Effect of Blood Viscosity on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. Which of the following is not a formed element? You correctly answered: c. plasma protein Thrombocytopenia is a reduction in platelets. What effect do you think this could have on blood viscosity? You correctly answered: b. decrease blood viscosity Which of the following does not contribute to the viscosity of the blood? You correctly answered: d. oxygen level in the blood Viscosity most directly affects You correctly answered: b. peripheral resistance. Experiment Results Predict Question: Predict Question: What effect do you think increasing the viscosity will have on the fluid flow rate? Your answer : c. The fluid flow rate will decrease. Stop & Think Questions: What is the relationship between fluid flow and viscosity? You correctly answered: b....

Solved by ramonistry Exercise 5: Cardiovascular Dynamics: Activity 1: Studying the Effect of Blood Vessel Radius on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 100% by answering 5 out of 5 questions correctly. Blood flow is measured in You correctly answered: b. ml/min. Which of the following has the greatest effect on blood flow? You correctly answered: a. blood vessel radius Which of the following would not result in a decrease in the blood vessel radius? You correctly answered: c. vasodilation The diameter of the blood vessel is the same as You correctly answered: b. two times the radius of the blood vessel. The opening of the blood vessel where the blood flows is called the You correctly answered: b. lumen. Experiment Results Predict Question: Predict Question 1: What do you think will happen to the flow rate if the radius is increased by 0.5 mm? Your answer : b. The flow rate will increase. Predict Question 2: Do you think a graph plotted with radius...