Biology, 03.02.2021 01:40 allytrujillo20oy0dib
A&P II Written Assignment for Module 1
1. In the cardiovascular system where is the greatest portion of the blood located?
2. List the various mechanisms that contribute to venous return of blood? Why are these mechanisms necessary in the venous system and not the arterial system?
3. Baroreceptors located in the carotid sinuses and aortic arch help regulate blood pressure. Are they effective at long term regulation of blood pressure, discuss why or why not.
4. What are the formed elements of blood and what is the function of each element:
5. What steps are involved in erythropoiesis?
6. List the reasons a person may have pitting edema and when appropriate give an underlying pathological cause.
7. The left ventricle pumps blood to which circuit of circulation?
8. In the pulmonary circuit, deoxygenated blood is carried AWAY from the heart through what vessels?
9. Located between the right atrium and right ventricle, this valve has three flaps:
10. Why is tetany not possible in cardiac muscle?
Bonus Time (2 points max)
A 44y/o male presents to you complaining of fatigue, shortness of breath, pressure in his chest and weakness of around 3 month duration. As you have the patient get on the exam table you notice that even this small amount of movement causes him to get winded. You proceed to do a physical exam and find the following pertinent information: 2+ pitting edema of the lower extremities, tachycardia (rapid heart rate), jugular venous distension (JVD).
1. Given this information, what do you believe to be the most likely cause of this patients complaint?
2. What additional considerations should be given to this patient as far as testing is concerned?
Answers: 1
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The activity of the modern sample is 1.10 bq . how long does that measurement take?
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If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because
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How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?
Answers: 3
A&P II Written Assignment for Module 1
1. In the cardiovascular system where is the greatest po...
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