High vd - Study guides, Class notes & Summaries

Respiratory Therapy CRT Exam Questions What is changed when a pat is on PV? - Change the set pressure increased or decreased to adjust Vt What equation is used to reduce PaCo2 on a pat vented with VC ventilation when the rate is needing to be changed due to volume being high enough? - Desired F= known F X PaCo2/desired PaCo2 What is the equation to find desired Vt in VC ventilation? - Desired Vt= known Paco2 X Known Vt/desired PaCo2 What is increased to increase Vt with a PVC tim...

After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural fluid is clear with a slight straw color. This fluid is most likely the result of A. empyema. B. congestive heart failure. C. lung carcinoma. D. hemothorax. - Congestive Heart Failure The respiratory therapist is calibrating a spirometer and checking the volume with a 3.0 liter super syringe. the volumes recorded are 2.85L, 2.8L and 2.8L. Based upon the information obtained, which of the ...

The physician orders a 35% aerosol mask to be set up for a patient who requires an inspiratory flow of 42 L/min. What is the minimum flow rate to which the flowmeter must be set to meet this patient's inspiratory flow demands? A. 6L/min B. 8L/min C. 10L/min D. 12L/min - correct answer *B*, The air/O2 ratio for a 35% oxygen mixture is 5 : 1. To calculate total flow output from this device, add the ratio parts together and multiply by the liter flow: 6...

Alveolar Oxygen Tension (PAO2)/Alveolar Air Equation Answer Shortcut: (Fio2 x 7) -Paco2 +10 VD/VT and ratio Answer Paco2-Peco2/Paco2 Make it a ratio by multiply answer by 100. 20-40% (up to 60% for vent pts) Alveolar Minute Ventilation Answer (VT-VD) x f Anatomic deadspace Answer 1ml per 1lb body weight Work of breathing Answer change in Pressure X change in Volume .5-.7 J/L (.05-.07 kg-m/l) Alveolar-Arterial Oxygen Gradient (P(A-a)O2 or AaDo2 or A-a Gradient Answer PAO2-PaO2 Norm...

Alveolar Oxygen Tension (PAO2)/Alveolar Air Equation correct answer: Shortcut: (Fio2 x 7) -Paco2 +10 VD/VT and ratio correct answer: Paco2-Peco2/Paco2 Make it a ratio by multiply answer by 100. 20-40% (up to 60% for vent pts) Alveolar Minute Ventilation correct answer: (VT-VD) x f Anatomic deadspace correct answer: 1ml per 1lb body weight Work of breathing correct answer: change in Pressure X change in Volume .5-.7 J/L (.05-.07 kg-m/l) Alveolar-Arterial Oxygen Gradient (P(A-a...

Basic Clinical Pharmacology Exam Questions with 100% Correct Answers Verified | Updated Pharmacodynamics - answerwhat the drug does to the body - answer PD & PK - answerRelationship between dose & effect can be due toRelationship between dose & effect can be due to: Pharmacokinetics - answerwhat the body does to the drug ADME (Components of PK) - answerAbsorption Distribution Metabolism Elimination Absorption - PK - answerMovement of substance from site of administration, across body...

Pathway of an oral drug - Answer PO dose → Stomach → Intestines → portal vein → Liver → inferior vena cava → heart → aorta → celiac artery → system or common hepatic artery → Liver ... What characteristics of a drug affect absorption? - Answer - Size of the drug - lipid solubility of drug - degree of ionization of drug - gastric emptying/motility - food/other drugs in stomach or gut - effect of pH and intestine - influenced by food or other drugs - GI blood flow - c...

NAVTA prep, Exam Questions and answers, rated A+ What is the chief complaint? - -The problem, as described by the client Which members of the veterinary team must have excellent communication skills? - -Everyone in a vet clinic Which members of the veterinary team will communicate with clients? - -Everyone You have a client wanting to check out and the phone is ringing. What should you do? - -Pause your conversation)politely) and determine if the caller has an emergency You wrote an e...

TMC Practice Exam B questions with correct answers After a patient undergoes a thoracentesis, the respiratory therapist notes that the obtained pleural fluid is clear with a slight straw color. This fluid is most likely the result of A. empyema. B. congestive heart failure. C. lung carcinoma. D. hemothorax. Answer B. Which of the following would be most important to evaluate for a patient who is entering a smoking cessation program? A. Height B. Smoking history C. Weight D. D...

Q every QH every hour QAM every morning QPM every evening QHS every bed time QD every day QOD every other day QWK every week QMO every month BID twice a day TID three times a day QID four times a day Q23H every two to three hours D daily 5XD five timesaday X1DO for one dose 2XW twice a week 2XM twice a month STAT immediately MWF Monday, Wednesda...