6. Nervous System control of blood pressure and blood flow.a. List the 4 major inputs to the Cardiovascular (CV) control center:3 Higher brain centers:Monitor joint movements:Monitor blood pressure:Monitor blood gases and pH:b. What blood vessels contain baroreceptors and chemoreceptors?and.c. What nerves send signals from baro- and chemoreceptors to the brain?andd. What region of the brain contains the Cardiovascular center?of the brainstem.e. How does each division of the ANS affect the heart and blood vessels?Parasympathetic -Sympathetic - .

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Answered: 6. Nervous System control of blood…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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4. The heart, kidney, brain, retina and arterial blood vessels are prime targets of hypertensive damage. Uncontrolled and untreated AH accelerates the damage to these organs and could cause their failure.5. Medicines used to treat high blood pressure include: Water pills (diuretics), Angiotensin-converting enzyme (ACE) inhibitors, Angiotensin II receptor blockers (ARBs), Calcium channel blockers, Alpha-beta blockers,and etc6. Aldosterone (ALD) is a hormone your adrenal glands release that helps regulate blood pressure by managing the levels of sodium and potassium in your blood.
Short-term blood pressure regulation is most associated with what effector organs? a. the heart and veins b. the heart and arteries c. the heart and arterioles d. the heart and kidneys e. the heart and systemic capillaries
10. When using a stethoscope to listen to the blood flowing through a patient's artery as you measure their blood pressure, state whether or not sounds are normally heard: a. When the Riva Rocci cuff is inflated and occluding (blocking) blood flow through the artery? (yes or no) b. When the pressure in the cuff is released and blood just begins to flow through the artery? (yes or no) c. When blood is fully and smoothly flowing through the artery? no) (yes or
1.What blood type is known as the "Universal Recipient"? 2.What measures the force of blood against your artery walls as your relaxes and the ventricles are allowed to refill with blood? 3.What vitamin aids in blood clotting?
1. Heavy smokers often develop abnormally high blood pressure. The nicotine in tobacco is a potent vasoconstrictor. Explain the connection between these two facts, including what kind of blood vessels are likely affected?
2. Describe the mechanisms of blood pressure regulation in our body.
6. What is the relationship between each of the following and the arterial blood pressure? a. Vasodilation in arterioles: b. Vasoconstriction in arterioles: c. Total peripheral resistance: d. Cardiac output: e. Stroke volume: f. Cardiac rate:
8. In a standard ECG, what do the following represent: а. Р- b. QRS= C. T= d. U= e. The # of QRS complexes in a time period:
3. Your aortic arch and carotid artery walls have stretch receptors embedded in them, with change in stretch on the artery walls interpreted as changes in blood pressure. Choose one of those two arteries and tell why it is an ideal location for a blood pressure receptor? What is the name of these receptors?
3. The most common results of arterial blood gas analysis of severe asthma attack are ( ) A. Pa02 decreased, PaC02 increased, PH increased B. Pa02 decreased, PaC02 increased, PH decreased C. Pa02 was normal, PaC02 was reduced and PH was reduced D. Pa02 decreased, PaC02 decreased, PH increased 4. Stage 1 hypertension is defined as persistent blood pressure levels in which the systolic pressure is A. 120/80 mm Hg. and the diastolic is B. 130/80 mm Hg. C. 140/90 mm Hg. D. 150/90 mm Hg. 5. The nurse advises a patient that sublingual nitroglycerin should alleviate angina pain within A. 3 to 4 minutes. B. 10 to 15 minutes. C. 30 minutes. D. 60 minutes. 6. The first muscles affected in myasthenia gravis patients are :( ) A. Respiratory muscles B, the diaphragm C. Extraocular muscle D. Muscle of limbs st 7. The most common cause of cardiogenic dyspnea () A. Left heart failure B. Right heart failure C. pericarditis D. myocarditis E. Cardiac tamponade
4. Explain how each of the following will affect the cardiac rate and/or the stroke volume. a. Increase venous return: b. Increase sympathetic activity: c. Increase parasympathetic activity: d. Vasoconstriction in arterioles: in veins: e. Vasoconstriction
7. Explain the role of the autonomic divisions in control of heart rate.

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