Exam 2

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School

Florida State College at Jacksonville *

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Course

MISC

Subject

Medicine

Date

Feb 20, 2024

Type

docx

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Uploaded by DeanPencilAnt59

CHAPTER 20 Question 1 10 / 10 points Which tunic of an artery is responsible for maintaining blood pressure? Tunica media Question 2 10 / 10 points Which of the following does not play a role in blood pressure? All of the above play a role in blood pressure. Question 3 10 / 10 points __________ is a condition where the heart is beating over 100 beats per minute. Tachycardia Question 4 10 / 10 points Venous return is affected by all EXCEPT: Temperature changes in the body Question 5 10 / 10 points The following is a list of vessels. Place them in the order that blood would go through entering the systemic circulation. 1. Left ventricle 2. Aorta 3. Vena cavae 4. Pulmonary trunk 5. Pulmonary veins 6. Right atrium 7. Right ventricle 8. Left atrium 3, 6, 7, 4, 5, 8, 1, 2 Question 6 10 / 10 points The exchange of substances between the blood vessels and the surrounding tissues can only happen in the ___________. Capillaries Question 7 10 / 10 points During vigorous exercise, one would expect: Blood to be diverted to the muscles doing the work Question 8 10 / 10 points Capillaries that are lined with phagocytes are called _________. Sinusoid capillaries Question 9 10 / 10 points What is the sequence of layers of the blood vessels (veins or arteries) from outside to the inside? Question options: Tunica externa, tunica media, tunica intima Question 10 10 / 10 points

These control the blood flow through a capillary bed. Precapillary sphincters Question 1 10 / 10 points The amount of blood pumped by either ventricle in one minute is called. Cardiac output Question 2 10 / 10 points Capillaries that have a perforated lining are called__________. Fenestrated capillaries Question 3 10 / 10 points Cardiac output equals: Blood flow through the entire vascular system Question 4 10 / 10 points Systolic pressure minus diastolic pressure is another term for: Pulse pressure Question 5 10 / 10 points The pulmonary arteries carry blood to the______. Lungs Question 16 2 / 2 points The cells responsible for humoral immunity are the __________. B cells Question 17 2 / 2 points Looking inside the deep cortical region of a lymph node, mostly _________cells will be found. T Cells Question 18 2 / 2 points The inflammatory response does not: Replaces damaged tissue with healthy tissue Question 19 2 / 2 points Antibodies: Are made from plasma cells Question 20 2 / 2 points If a person is given antibodies after a rattlesnake bite, this is considered: Passive artificial immunity Question 21 2 / 2 points

The body's nonspecific defense includes everything except: Antibodies Question 22 2 / 2 points The largest collection of lymphoid tissue in an adult is in the __________. spleen Question 23 2 / 2 points Cancer cells and virus cells can be killed by Natural Killer Cells Question 24 2 / 2 points The white pulp area in the spleen contains large amounts of __________. Lymphocytes Question 25 2 / 2 points Macrophages are derived from __________. monocytes Question 26 2 / 2 points Which Immunoglobulin class is found attached to the surface of B cells? IgD Question 27 2 / 2 points Fever: Is the resetting of the body's temperature by chemicals. Question 28 2 / 2 points The majority of the lymph returns to the blood system by way of the __________. Thoracic duct Question 29 2 / 2 points Part of the second line of defense includes: Phagocytes Question 30 2 / 2 points The only antibodies that can cross the placenta are the ___________. IgG Question 31 4 / 4 points What is the name of the muscular structure which borders the right and left lung inferiorly? Diaphragm Question 32 4 / 4 points

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The exchange of gases in internal and external respiration occurs due to _____________. Simple diffusion Question 33 4 / 4 points What would happen if the body allowed us to exhale all of the air out of our lungs? The alveoli would collapse Question 34 4 / 4 points Which cell is responsible for picking up oxygen to transport to tissues throughout the body? Erythrocytes Question 35 4 / 4 points Which of the following are some of the functions of the respiratory system? All of the above Question 36 4 / 4 points _________ percent of CO2 is transported to the lungs bound by hemoglobin. 20 Question 37 4 / 4 points Under normal circumstances, bronchoconstriction is caused by ________________ and bronchodilation is caused by ________________. Parasympathetic nervous system; sympathetic nervous system Question 38 4 / 4 points Which statement is correct regarding internal or external respiration? Internal respiration occurs in the body's tissues Question 39 4 / 4 points The blood traveling to the lungs is generally described to be which of the following? Deoxygenated Question 40 4 / 4 points Which of the following are ways CO2 is transported in the blood? All of the above

Exam 2

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