Exam (elaborations)
Practice exam
- Course
- BIO 202
- Institution
- Northern Arizona University
Exam of 4 pages for the course BIO 202 at Northern Arizona University (Practice exam)
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Sydnie LoveridgeBIO 202 Tu Thurs 12:45-2:00
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Exam21 Review:
I think that a way to improve my future test score can include devoting more time to taking more
detailed notes. I do not attend SI sessions as much as I would like to so after this exam, I will definitely
will make more time for them.
Question 2: The hematocrit determines:
Answer: Percentage of red blood cells compared to total volume of blood. Blood is made up of WBC,
platelets and is all suspended in plasma. Hemotocrit is just the RBCs.
Question 4: ———— release large, histamine containing granules that make blood vesssels leaky and
attract other WBCs to the inflammatory site. These are associated with allergic reactions.
Answer: Basophils. This is because they are a type of WBC and the least common type of granulocyte.
However they are the largest type of granulcyte because they protect the body against pathogens,
parasites and allergens.
Question 5: These WBCs are mobile phagocytes that act at acute infection sites to ingest foreign
substances and pathogens.
Answer: Neutrophils because these act as our body’s immune systems first line of defense.
Question 8: Increased firing iof barorecptors acts to ——— the sympathetic nervous sympathetic
nervous system cardiovascular control center of the medulla oblongota.
Answer: Inhibit because the bararecptors are released to activate a rise in blood pressure.
Question 9: Resistance to blood flow increase with —— blood vessels radius and —— blood viscosity.
Answer: Decrease, increase.
Question 11: Place dot on picture
Answer: I placed the dot a little to high on the curve therefore not representing the correct signal.
Question 12: Place dot on picture
Answer: I palaces te dot at the climax of the curve instead of right before the signal fired.
Question 14: Angiotensin II cause —— of blood vessels and release of —— from the zones
glomerulosa of the adrenal glands. Both of these actions result in an increase in blood pressure.
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