How does the hormone Angiotensin II affect MAP? Select only one answer. 1) it increases CO by increasing HR and SV 2) it decreases MAP by causing systemic vasodilation 3) it increases MAP by stimulating the kidneys to retain Na+ and therefore water which increases blood volume and therefore MAP 4) it increases MAP by causing rapid vasoconstriction
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- . This question is about the NICE treatment algorithm for hypertension in patients under 55 years. 1) Which cardiodynamic parameter is reduced by the drug added at step 2? 2) Increased clearance of which major extracellular cation into the urine along with water is expected after addition of the drug class in step 3. 3) Antagonism at which receptor is suggested by inclusion of a drug in step 4?Practice on resistance: During inflamation cytokinesis and histamine cause vasodilation to , blood flow to the inflamed are. a) would the flow of the blood increase or decrease? b) explain why in terms of resistance ?Describe at least two mechanisms by which angiotensin II targets the kidneys to increase extracellular fluid volume and, therefore, increase blood pressure.
- Which of the following is true regarding plasma colloid osmotic pressure ? 1) It is less than interstitial osmotic pressure 2) It decreases by significantly in the muscle capillaries as blood flows from the arteriole end to the venous end 3) It is primarily caused by the presence of the substances in the plasma such as sodium and potassium 4) It increases in response to an increase in plasma fibrinogen concentration asap pleasehttps://www.youtube.com/watch?v=t0IngUYN2OA https://www.youtube.com/watch?v=pPxnIh_WTb8 Part1 1) How would the BP of an anxious patient visiting a doctor be different than if the patient is calm? 2) In atherosclerosis, plaque builds up inside the arteries. How would this affect BP? Is this an example of hypertension or hypotension? Part 2: The circulatory system has 5 functions. · Highlight the statements below that are only functions of the circulatory system. It carries cells that help to fight diseases. It gives structure and support to the body. It carries waste products to the urinary system. It carries carbon dioxide from cells to the lungs. It maintains body posture. It carries nutrients from the digestive system to other cells. It carries oxygen from the lungs to other cells. · The list gives some structures in the blood and circulatory system. Heart, artery, red blood cell, ventricle, capillary, plasma, vein, white blood…Which of the following sentences is NOT true? A. Decreased blood oxygen levels triggers erythropoietin release B. Leptin decreases sensation of hunger C. Angiotensin II can cause vasoconstriction D. Albumin is the most abundant plasma protein E. Glucose is transported in blood dissolved in plasma F. Norepinephrine, epinephrine, and dopamine are secreted by islet of Langerhans
- A 1% to 2% shift in osmolality causes how much change in the circulating concentration of AVP? Twofold, Fourfold, Eightfold, Tenfold?Which of the following is a circulatory adjustment to sustained moderate exercise? A. Constriction of the cutaneous circulation B) Decreased intestinal blood flow C. Decreased venous return D. Increased renal blood flow E) Increased total peripheral vascular resistarName the enzyme that catalyses the formation of carbonic acid in erythtocytes.
- Answer both questions, they follow each other 1a)Which of the following is a function of the smooth muscle layer of arterioles during the transition to exercise because of the binding of the hormone epinephrine to a beta-adrenergic receptor? Group of answer choices a)Increase MAP as a response in a negative feedback arc b)Increase the distribution of blood to skeletal muscles during exercise c)Increase TPR d)Increased cardiac output e)Decreased heart rate 1b) Which of the following is a mechanism largely responsible for distributing more blood to Jose's skeletal muscles? Group of answer choices a)Decreased sympathetic stimulation of arteriolar smooth muscles b)Increased parasympathetic stimulation of arteriolar smooth muscles c)Autoflow regulation d)Active hyperemiaDrugs that directly act on the Renin-Angiotensin-Aldosterone (RAA) system may be used to treat hypertension. Drugs that affect this system include all of the following, except? O 1) Enalapril (Vasotec) 2) Valsartan [Diovan] 3) Carvedilol (Coreg) O 4) Spironalactone (Aldactone]Please help in answering this question - more than one answer may be correct: Cardiac pacemaker cells gradually depolarize due to A) Increased K+ flowing into the cell B) Ca++ flowing into the cell C) Increased Na+ flowing into the cells D) carbonate being used to make calcium carbonate skeletons E) Cl- flowing out of the cell