BIO 669

BIO 669 QUIZ 2 LATEST 2025 ACTUAL TEST COMPLETE 50 REAL QUESTIONS AND CORRECT VERIFIED ANSWERS (A NEW UPDATED VERSION)

BIO 669 QUIZ 2 LATEST 2025 ACTUAL TEST COMPLETE 50 REAL QUESTIONS AND CORRECT VERIFIED ANSWERS (A NEW UPDATED VERSION)

BIO 669 QUIZ 2 LATEST 2025 ACTUAL TEST COMPLETE 50 REAL QUESTIONS AND CORRECT VERIFIED ANSWERS (A NEW UPDATED VERSION)

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) hromboangiitis 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 c. Strongly associated with smoking Which of the following is not a...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) Which of the following conditions is the most immediately at risk for serious complications? A. Unstable angina B. Prinzmetal angina C. STEMI D. NSTEMI C. STEMI Thromboangiitis obliterans (Buerger disease) is an autoimmune condition that is Strongly associated with smoking Which of the following is not a systemic disease that is associated with Raynaud's Phenomenon? A. Congestive Heart Failure B. Collagen vascular disease ...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) Neuron is composed of cell body, dendrites, axon densely packed cell bodies in the CNS are called _____ nuclei densely packed cell bodies in the PNS are called _____ Ganglia What are dendrites? Receptive portions of the neuron; receives information What do axons do? Carry impulses away from the cell body is membrane potential about the inside of the cell or the outside? inside of the cell what is an electrochemical gradient? d...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) what can pulmonary disease/ injury lead to? hypercapnia due to decreased ability to ventilate. what does hypoxemia mean? low o2 in arterial blood. What does hypoxia mean? lack of oxygen in tissues due to lack of metabolic demand what happens when you have a widespread lack of ventilation? since the blood has nowhere to shunt the blood, it can cause right to left shunting which can lead to increased CO2 retention and decreased oxyge...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) What is the conducting airways? The mechanical act of having airflow into and out of the alveoli and respiratory bronchioles. Do not participate in gas exchange Components: the nasopharynx, oropharynx, larynx, trachea, bronchi, and nonrespiratory bronchioles. What is respiratory airways? Actual exchange of oxygen and carbon dioxide across the membrane Components: Respiratory bronchioles, alveolar ducts and alveoli what are t...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) Reflex Arc Four Components Receptor: to sense change Afferent neuron: to signal that change Efferent neuron: to respond to change Effector (gland/muscles): to carry out that change *Upper motor neuron syndromes are NOT apart of the Arc Fasciculations in the Upper Motor Neuron Syndromes Would be a bundle of muscles contracting at one time and that can cause some rippling of the overall muscle Fibrillations in the Lower Motor Neuro...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) The circulatory systems is made of the blood, heart, blood vessels, lymphatic vessels heart chambers right atrium and ventricle, left atrium and ventricle (larger) heart wall layers epicardium (outer) myocardium (middle muscle) endocardium (inner) pumping phases diastole (fill) systole (pump) action potential SA normal rate 60-100 what affects cardiac performance/output? preload, afterload, contractility venules smallest veins...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) Renal Fascia Fatty layer (can be damaged with extreme fat loss) Cortex Outer portion of the kidney that contains the glomeruli and beginning of the nephrons Medulla Inner layer that contains the renal pyramids Loop of Henle and Vasorecta Allows for concentration of the urine Renal Pyramids Triangular-shaped areas of tissue in the medulla of the kidney and contains the papilla (where fluid and urine will leak and drip out of) Cort...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) diurnal Happening or active during the day Pulsitile secretion Secreted in result of issue cyclic secretion of hormones Up and down secretion of hormone negative feedback A primary mechanism of homeostasis, whereby a change in a physiological variable that is being monitored triggers a response that counteracts the initial fluctuation. Too much calcium, hormones remove blood calcium short loop negative feedback a pituitary horm...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) What does not have Cartlidge as part of its structure? Respiratory bronchioles A pulmonary embolus creating Avola dead space will likely have which of the following effects High v/q ratio Principal cells of collecting duct Reabsorbs, sodium and potassium What contractile cells that help regulate glomerular filtration mesangial cells What is the only blood supply for the medulla? vasa recta The area where the blood is filtered and...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) compression atelectasis d/t external forces pushing on acini absorption atelectasis blockage of acini and air becomes absorbed surfactant impairment atelectasis decreased production or inactivation of surfactant bronchiectasis abnormal dilation of the bronchi d/t chronic inflammation bronchiolitis inflammation of the small airways; leads to blockage of the alveoli and increased resistance/decreased compliances bronchiolitis is mo...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) What are the conducting airways for? ventilation and respiration What are the upper airways? nasopharynx and oropharynx What does the larynx do? connects upper and lower airways What are the lower airways? trachea, bronchi, terminal bronchioles Gas exchange airways are? respiratory bronchioles, alveoli ducts, alveoli type I alveolar cells used for gas exchange across membranes with capillaries type II alveolar cells secrete su...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) Each surface colonized by bacteria and fungi that is unique to the particular location and individual references what? Normal microbiome What is the second line of defense? Inflammatory response What are location manifestations of second line of defense, the inflammatory response? Redness (Rigor) Heat (Calor) Swelling Pain Loss of function What are vascular responses from the inflammatory response in the second line of defense? ...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) How much water makes up ICF? 2/3 How much water makes up ECF? 1/3 TBW of men? 60% TBW of women? 50% How much ICF makes up TBW? 2/3 is in the cell How much ECF makes up TBW? 1/3 is out of the cell What happens in pediatrics when fevers arise? Increased loss of body fluid and dehydration What happens to TBW with aging? Decreased free fat mass Decreased muscle mass Renal decline Diminished thirst perception What is the net ...

BIO 669 QUESTIONS AND ANSWERS LATEST UPDATE (GRADED A+) _____/_______/_________ immunity: physical, mechanical, biochemical barriers. This is the _______ line of defense Prevent __________ from bacteria Includes ________, chemicals like _______, defensins, _________ Innate/Natural/Native first penetration skin, sweat, lysozyme ___________ is the second line of defense inflammation ______________/_____________/_____________ is the third line of defense Adaptive/acquired/specific ...

BIO 669 CARDIAC COMPLETE QUESTIONS AND CORRECT ANSWERS | GRADED AND THE LATEST SERIES

BIO669 EXAM 3 COMPLETE QUESTIONS AND CORRECT ANSWERS | GRADED AND THE LATEST SERIES