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1. How many 5-card hands are possible from a standard deck of 52 playing cards if the cards are drawn without replacement?

(A) 525

(B) 52P5

(C) 52C5

(D) 52 5

2. How many combinations of 3 pizza toppings can be created from a choice of 12 toppings if each topping can be used only once on a pizza?

(A) 48

(B) 220

(C) 1,320

(D) 1,728

3. How many combinations of 7 out of 15 patients with the same illness can be randomly selected to receive an experimental drug?

Please help me with the following Patient is a 71 year old male who presents to the ED with cough, fatigue and right lower chest pain. and the cough is productive, with green sputum every 2-3 hours. Patient is slightly tachycardic (at 112 bpm), tachypneic (at 32 breaths per minute) and hypoxic (at 91% O2 saturation level). He has a history of smoking and chest X-Ray shows a consolidation and infiltrate on the right lower lobe of the lung. Physician diagnoses patient with community acquired pneumonia. He is currently not on any medications, but only uses aspirin to deal with history of hypertension. The economy also effects health care organizations and practitioners. There is evidence that the recession has kept patients from seeking inpatient and elective services,7 and that physicians and institutional providers are seeing more patients who are unable to pay for their care because they are uninsured or underinsured.8 Hospitals have reported scaling back on capital improvements, including upgrades and new clinical and information technology.9 The effects of economic contractions run counter to the sustained growth in the health sector;10 the current recession slowed but did not reverse the growth of health jobs overall.11 Two dominant structural trendsgrowth and consolidationare likely to continue to reshape health care delivery, but reform legislation and related changes in federal investment in health information technology and health manpower could significantly affect the speed as well as direction of changes.

The recession has also led some health care professionals to revise their career and retirement plans. Economic worries appear to be pushing some nurses to reenter the job market 12 or delay retirement, at least until the economy turns around.

1.Provide a comprehensive declaration on the validity of the following statement.

Miscellaneous executions are most expected to transpire among units of a gene whose presentation emerges and declines under identical scenarios.

2.Is it factual do deduct that it is challenging to amalgamate the oligonucleotide chains directly on the slide? Respond regarding Microarray evaluation.

3. Normally, a significant quantity of alteration can transpire within the ______ section of ______ in eukaryotes prior to translation. What impact does this mechanism have?

4. Sourcing from bioinformatics, within ________ examination of________data-A node is developed between the ________ scoring set, and the gene presented outlines of these two genes are moderated and the linked components are weighted by the ________ of elements they encompass.

5.Within what constellation assessment is the mechanism repeated n^-1times until one element remains. What does the count of adjustments offer?

6.Given a nurse locates that apatient's abdominal wound has exenterated, determine the nurse's next move. Explain.

7.For release from PACU, what vital sign should a patient unveil?

8.What can be the effect of strong secondary configuration within a message?

9.Falsify the following regarding fatty acids.

Naturally occurring unsaturated long-chain fatty acids are nearly Trans-configuration

10.Determine accurately the role executed by T7 lysozyme.

11 Does the combination of aluminium and magnesium hydroxide, given as an antacid, decrease the absorption of omeprazole if these are co-administered to help relieve heartburn quickly?

12 Should proton pump inhibitors be used with caution in patients with renal impairment?

13 Has cisapride been withdrawn from the market because of the danger of ventricular fibrillation?

14 In peptic ulcer disease: 1. What are the indications for an upper gastrointestinal endoscopy? 2. As this is an invasive procedure, is an oesophagogastroduodenoscopy (OGD) or barium meal X-ray preferable?

15 Is telithromycin as, or more, effective than clarithromycin in the treatment of Helicobacter pylori? If so, what is the recommended dosage and how long should treatment be continued?

16 Currently favoured regimens for eradication of Helicobacter pylori are triple therapy with a proton pump inhibitor along with two antibiotics for 1 week. For example: Omeprazole 20 mg metronidazole 400 mg and clarithromycin 500 mg (all twice daily). Omeprazole 20 mg clarithromycin 500 mg and amoxicillin 1 g (all twice daily). Resistance to amoxicillin has not yet been demonstrated. Previously, regimens such as omeprazole, metronidazole, amoxicillin and clarithromycin were recommended; are these regimens no longer used? The reason behind this question is the 'sky-high' cost of clarithromycin in Pakistan, which is inversely proportional to patient compliance (that is, low-cost regimens tend to have a higher rate of compliance)

17 What is the difference between the management of a gastric and of a duodenal ulcer?

18 How does omeprazole suppress Helicobacter pylori?

19 Does omeprazole cause rebound hyperacidity? Does this also apply to H2-blockers?

20 On (K&C 7e, p. 249), you state that the postsynaptic neurotransmitter that inhibits the relaxation of lower oesophageal sphincter (LOS) is nitric oxide (NO). I have understood NO to promote relaxation of LOS by acting on the non-adrenergic, non-cholinergic (NANC) inhibitory neurones, which inhibits the action of cholinergic excitatory neurones. Could you please explain this paradox?