Aplus - Study guides, Class notes & Summaries

What are some potential problems that arise with written prescriptions? (Ans- Must contain all elements May have pre-populated information Write legibly Avoid error prone abbreviations Tamper resistant scripts are often required Reasons for monitoring drug therapy (Ans- determining therapeutic dosage evaluating medication adequacy identifying adverse effects serious or life-threatening risks. Which schedules of drugs can APRNs prescribe? (Ans- depends on state - most II-...

A floating front brake caliper is being replaced. Tech A says that after installation, the brake hose to caliper fitting should be checked for leaks. Tech B says that both caliper pins should be lubricated with DOT 4 brake fluid. Who is right? (32) (Ans- Tech A (32) A driveshaft universal joint is being replaced and the tech cannot install the retaining clip. Tech A says that a dislocated needle bearing could be the cause. Tech B says that a damaged spline in the yoke could be the cause....

describe brain compliance (Ans- the ability of cranial content to tolerate changes in volume as brain volume increases, ICP initially does not increase due to ____________ (Ans- brain compliance how to monitor CSF in ICP (Ans- ICP waveform a healthy brain will have peak 1 higher than peak 2, which is higher than peak 3 an unhealthy brain will have peak 2 higher than peak 1 (going up) explain impaired brain autoregulation (Ans- as blood flow to the brain drops, vasodilatio...

define cell necrosis (Ans- - irreversible injury - rapid plasma membrane structure loss - organelle swelling - mitochondrial dysfunction what happens in cell necrosis (Ans- - cell membrane is ruptured - leakage of cell contents - ATP is lost - organelles swell - severe mitochondrial damage - local inflammation define apoptosis (Ans- programmed cell death; not associated with inflammation list the three mechanisms of apoptosis (Ans- 1. apoptosis triggered by inter...

Drugs that Reduce Theophylline Levels (CYP3A Inducers) (Ans - Phenobarbital, phenytoin, rifampin; May need to increase drug level if given in conjunction; Increase metabolism rate of target drug; Drugs that Increase Theophylline Levels (CYP3A Inhibitors) (Ans - Cimetidine, fluoroquinolone antibiotics; May need to reduce drug level if given in conjunction; These drugs will increase AE associated w/ target drug due to prolonged activity and decreased metabolism of target drug. Theophyllin...

The primary care provider hands the medical assistant a referral for a patient to get an MRI. Which of the following should the medical assistant do first? (Ans- Call the insurance company and process an authorization Which of the following techniques is correct when collecting a throat culture? (Ans- Use a tongue depressor and swab both sides of the throat. When measuring oxygen saturation on a child breathing room air, with normal color, and no signs of respiratory distress, the medi...

A tube of blood that arrives in the laboratory without a label must be (Ans- Rejected automatically If a blood sample should be collected 2 hours post-prandial, the phlebotomist should collect the sample (Ans- 2 hours after a meal Knowing when to collect peak and trough levels is important when drawing (Ans- Therapeutic drugs A pre-warming technique may be used to (Ans- Increase patient's tendency to bleed The role of all anticoagulants is ultimately to prevent formation of ...

Antifungal Pharmacotherapeutics (Ans- Drug interactions: Multiple due to CYP 450 3A4 inhibition. -Sensitivity-Azoles (broad spectrum): Candida, Cryptococcus species, endemic mycoses, dermatophytes -itraconazole, posaconazole, voriconazole: Aspergillus species -Itraconazole: histoplasmosis and blastomycosis -posaconazole: prophy of BMT pts and for infection refractory to other agents -Terbinafine: onychomycosis (fungus of nails) --off-label for tinea pedis (ring work of feet athlete's foot),...

Tonsillar Herniation (Ans- cerebellum thru foramen magnum; kills by resp/cv depression Meningitis (Ans- inflammation of the meninges covering brain and spinal cord viral meningitis (Ans- aseptic meningitis; lower mortality rate; 90% enteroviruses: coxsackie virus, echo virus, fecal /oral route, respiratory: peak in summer and fall months Bacterial Meningitis (Ans- inflammation of the protective membranes covering the brain and spinal cord caused by various types of bacteria. Lif...

prophylaxis treatment for ophthalmia neonatorum (Ans- erythromycin ointment within one hour of delivery what causes ophthalmia neonatorum (Ans- chlamydia 1st line therapy for uncomplicated UTI (Ans- trimethoprim/sulfamethoxazole (Bactrim) most common UTI organisms (Ans- E.coli Klebsiella Proteus (men) Pseudomonas Enterobacter Staphylococcus saprophyticus 1st line therapy for uncomplicated UTI in adult Women (Ans- nitrofurantoin