Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN: 9781337794909
Author: Des Jardins, Terry.
Publisher: Cengage Learning,
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Chapter 15, Problem 1CAQ1
Summary Introduction
To review:
The effects of large doses of dopamine on a patient.
Introduction:
Dopamine is a catecholamine, which plays a significant part in the human body. It acts as a neurotransmitter in the brain. It acts as a paracrine messenger outside the central nervous system as it is locally produced and shows its effects in the neighboring cells.
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Chapter 15 Solutions
Cardiopulmonary Anatomy & Physiology
Ch. 15 - Prob. 1RQCh. 15 - Prob. 2RQCh. 15 - Prob. 3RQCh. 15 - Prob. 4RQCh. 15 - Prob. 5RQCh. 15 - Prob. 6RQCh. 15 - Prob. 7RQCh. 15 - Prob. 8RQCh. 15 - Prob. 9RQCh. 15 - Prob. 10RQ
Ch. 15 - Prob. 11RQCh. 15 - Prob. 12RQCh. 15 - Prob. 13RQCh. 15 - 14. Which of the following decreases an...Ch. 15 - Prob. 15RQCh. 15 - Prob. 1CAQ1Ch. 15 - Prob. 1CAQ2Ch. 15 - Case 1
3. Why did the patient's PCWP, Cl, SVR, and...Ch. 15 - Case 2
1. Why was a PEEP of 5 cm H2O the "best...Ch. 15 - Prob. 2CAQ2
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- Case 1 As the patients blood pressure decreased from the loss of blood, neural impulses transmitted from ________________ to the vasomotor and cardiac centers in the medulla (decreased ________; increased _______).arrow_forwardWhen the systemic blood pressure increases, the aortic and carotid sinus baroreceptors initiate reflexes that cause a/an 1. Increased heart rate 2. Decreased ventilatory rate 3. Increased ventilatory rate 4. Decreased heart rate A. 1 only B. 2 only C. 3 only D. 2 and 4 onlyarrow_forwardAssuming everything else remains the same, when an individual's cardiac output decreases, the 1. C(a-V)o2 increases 2. O2ER decreases 3. Vo2 increases 4. SVo2 decreases A. 1 only B. 4 only C. 2 and 3 only D. 1 and 4 onlyarrow_forward
- Which of the following is (are) released when the parasympathetic nerve fibers are stimulated? 1. Norepinephrine 2. Atropine 3. Epinephrine 4. Acetylcholine A. 2 only B. 4 only C. 1 and 3 only D. 1, 2, and 3 onlyarrow_forwardCase 1 As a result of the gunshot wound to the chest, the patient lost a large amount of blood. Because of the excessive blood loss, the patient wasarrow_forwardThe diving reflex consists of 1. Tachycardia 2. Decreased cardiac output 3. Bradycardia 4. Peripheral vasoconstriction A. 2 only B. 3 and 4 only C. 1 and 3 only D. 2, 3, and 4 onlyarrow_forward
- An electrical difference across the fibers of the heart is called the A. Absolute refractory period B. Resting membrane potential C. Action potential D. Depolarizationarrow_forward5. If your friend asked you to explain an activity that increases cardiac output to the maximum, which of the following would you most likely say? a. Cardiac output increases with physical activity, rising to a maximum that may be four to seven times greater than the resting output. b. Cardiac output increases when a person is taking a test, rising to a maximum that may be four to seven times greater than the resting output. c. Cardiac output increases with alcohol consumption, rising to a maximum that may be four to seven times greater than the resting output. d. Cardiac output increases when a person is sleeping and actively dreaming, rising to a maximum that may be four to seven times greater than the resting output.arrow_forward4 A 15 year old child requires 420mg lithium liquid for treatment of psychosis. Lithium liquid is available in a strength of 520mg/5mL. What volume do you need to measure to administer the correct dose? Please give your answer as a whole numberarrow_forward
- 8. The prescriber has prescribed 350 mL of 0.9% sodium chloride to be infused over 1 hour. The administration set you have available delivers 20 drops (gtts) per mL. The nurse will infuse the IV at drops per minute? Answer: drops per minute 9. The prescriber has ordered 400mcg of Adrenalin (epinephrine). Adrenalin is available mg of Adrenalin? Round to the nearest tenth. in mg. The nurse will prepare Answer: milligram 10. The prescriber orders lidocaine (Xylocaine) to infuse at a rate of 40 mcg/kg/minute. The pharmacy has added 2 grams of lidocaine to 250 mL of 5% Dextrose in Water. The client currently weighs 81 lbs. The nurse will infuse the IV at mL/ hour? Round to the nearest tenth. Answer: milliliter per hour 11. A prescriber orders lidocaine (Xylocaine) for IV infusion at a rate of 1.5 mg/ minute. The pharmacy sends a 250 mL IV bag labeled: Lidocaine (Xylocaine) 2 grams in Dextrose 5% in Water. How many mL/hr will the nurse run the infusion? Round to the nearest tenth. Answer:…arrow_forward1. In most fatal cases of aspirin poisoning, the dosage has been greater than 20 grams. How many aspirin tablets are necessary to supply 20 grams of aspirin? Calculations:arrow_forward3. What is the stroke volume in this patient? 120 LV Pressure 80 (mm Hg) 40 20 60 100 140 180 220 LV Volume (ml) A. 40 ml B. ? 60 ml C. 80 ml ? 120 ml D.arrow_forward
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