Bio 242 test 3 Study guides, Class notes & Summaries

Bio 242 Test 3 Questions with Correct Answers Based on what you learned from oxygen-hemoglobin dissociation curve, a 70% oxygen saturation level of the blood returning to the lungs might indicate a physical activity level higher than normal a) true b) false - ANSWER b) false The absorptive effectiveness of the small intestine is enhanced by increasing the surface area of the mucosal lining. Which of the following accomplish this task? a) villi & microvilli b) the vast array ...

Which of the following transports oxygen-rich blood? - ANSWER pulmonary vein Blood that is being pumped into the systemic circuit comes from which chamber of the heart? - ANSWER left ventricle Peripheral resistance is a measurement of : - ANSWER the amount of friction blood encounters with vessel walls Which of the following is NOT an intrinsic control of blood flow? metabolic controls hormonal control autoregulation myogenic controls - ANSWER hormonal control Which of the follow...

BIO 242 EXAM 3 QUESTIONS AND ANSWERS GRADED A+ Which lines of defense would be considered nonspecific? First line of defense Second line of defense Differentiate between components of first and second line defense FIRST:Physical and Chemical barriers SECOND: phagocytosis, inflammation, fever, antimicrobial proteins FLOD: lysozome is secreted in tears in saliva What human body region is protected by fatty acids, acidic pH, lactic acid, and tough cell barrier with its own normal biota? skin Th...

TEST 2 BIO 242 Students MUST enter their name and ID number on BOTH the question and answer (scantrons) sheets of each exam in the correct spaces. Also students must enter the correct version of their tests on their answer (scantrons) sheet in the correct space, failure to do so will result in an automatic zero for that exam. Choose the best answer. Fill in the appropriate bubble. Make sure ALL electronic equipment is put away. For true, fill in a. For false, fill in b. 1) _______...

Based on what you learned from oxygen-hemoglobin dissociation curve, a 70% oxygen saturation level of the blood returning to the lungs might indicate a physical activity level higher than normal a) true b) false b) false The absorptive effectiveness of the small intestine is enhanced by increasing the surface area of the mucosal lining. Which of the following accomplish this task? a) villi & microvilli b) the vast array of digestive enzymes c) Brunner's glands and Peyer Patches d)...

1. Anthropogenic derived from human activities 2. Erosion The process by which wind, water, ice, or gravity transports soil and sediment from one location to another 3. Runoff Part of the water cycle where an excess of water runs down and does not sink into the soil and eventually makes it to the rivers, lakes, and oceans. 4. Denitrification process in which fixed nitrogen compounds are con- verted back into nitrogen gas and returned to the atmosphere 5. Nitrification ammonia (NH3) is conv...

TEST 1 BIO 242/ SPRING 2014 NAME fS,nd {>I :t C, t--l ' I l I J m # loo ...), :-~ o ·.::: ";; 1 Your version number is on the top of page two. Students MUST enter their name and ID number on BOTH the question and answer (scantrons) sheets of each exam in the correct spaces. Also students must enter the correct version of their tests on their answer (scantrons) sheet in the correct space, failure to do so will result in an automatic zero for that exam. Choose the best answer. Fil...