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Exam (elaborations)

Bio 669 3 Exam Questions and Answers 100% Pass

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  • BIO 669
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  • BIO 669

Bio 669 3 Exam Questions and Answers 100% Pass What does not have Cartlidge as part of its structure? - Answer-Respiratory bronchioles A pulmonary embolus creating Avola dead space will likely have which of the following effects - Answer-High v/q ratio Principal cells of collecting duct - Ans...

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  • October 16, 2024
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  • Exam (elaborations)
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  • BIO 669
  • BIO 669
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EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024




BIO 669 Exam 2 Questions and Answers
– Updated 2024

Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that is:




a. A result of over activation of the intrinsic and extrinsic clotting system systemically




b. Characterized by attacks of vasospasm in the small arteries and arterioles of the fingers and

toes




c. Strongly associated with smoking




d. Associated with janeway lesions and Oslers Nodes - Answer✔✔-c. Strongly associated with

smoking


Which of the following is not a systemic disease that is associated with Raynaud's

Phenomenon?




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a. Congestive heart failure




b. Collagen vascular diseases such as scleroderma




c. Pulmonary hypertension




d. Myxedema or smoking - Answer✔✔-a. Congestive Heart Failure


Which of the following is NOT a primary factor in determining preload?




a. Venous return during diastole




b. End systolic volume




c. Total peripheral (systemic) resistance




d. All of the above are primary factors of preload - Answer✔✔-c. Total peripheral (systemic)

resistance


Which of the following statements are INCORRECT
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a. The mean arterial pressure is the average force of pushing blood through the systemic circuit.




b. The pulse pressure is the difference between systolic and diastolic pressures




c. A decrease in aortic compliance increases its stiffness and thus can lead to an increase in

pulse pressures




d. Prostacyclins, which are diminished by NSAIDs, are vasoconstrictors. - Answer✔✔-d.

Prostacyclins, which are diminished by NSAIDS, are vasoconstrictors


Which of the following is incorrect regarding the isometric contraction phase of the cardiac

cycle?




a. Blood does not flow through the heart at this time.




b. The atria are contracting




c. The valves are closed


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d. It occurs during ventricular systole - Answer✔✔-b. The atria are contracting


The resistance of movement of blood from the left ventricle to the aorta is termed the:




a. Ejection fraction




b. Compliance




c. Preload




d. Afterload - Answer✔✔-d. Afterload


Natriuretic peptides act by:




a. Stimulates secretion of Na+ (and thus decreases urine volume) from the kidneys




b. Stimulated the release of Na+ (thus increases urine volume) from the kidneys




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