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HCA 100 RAI Exam: Questions and ANSWERs 1. What does the acronym RAI stand for in long-term care? a) Resident Assessment Instrument b) Resident Assistance Intervention c) Regulatory Assessment Initiative d) Resource Allocation Index ANSWER: a) Resident Assessment Instrument 2. The primary goal of the RAI process is to: a) Reduce staffing costs in the facility. b) Create a comprehensive, person-centered care plan for each resident. c) Serve as a billing document for Medicare. d) Re...

1. What is the normal rate for a sinus rhythm? a) 40-60 bpm b) 60-100 bpm c) 100-150 bpm d) 150-200 bpm ANSWER: b) 60-100 bpm 2. The PR interval represents the conduction time from the: a) Atria to the Ventricles b) SA node to the AV node c) AV node to the Purkinje fibers d) Ventricles to the Atria ANSWER: a) Atria to the Ventricles 3. A QRS complex duration greater than 0.12 seconds indicates: a) Normal intraventricular conduction b) A delay in atrial depolarization c) A dela...

1. The primary mechanism of action for Benzodiazepines is: a) Antagonism at the NMDA receptor b) Inhibition of monoamine oxidase c) Enhancement of GABA-A receptor-mediated chloride influx d) Blockade of dopamine D2 receptors ANSWER: c) Enhancement of GABA-A receptor-mediated chloride influx 2. Which of the following is a key characteristic of a partial agonist? a) It produces a maximal response equal to a full agonist. b) It has zero efficacy and only blocks the receptor. c) It produc...

1. The therapeutic effect of SSRIs is primarily due to: a. Increased degradation of monoamines b. Blockade of serotonin reuptake into the presynaptic neuron c. Direct agonism of postsynaptic serotonin receptors d. Inhibition of monoamine oxidase ANSWER: b. Blockade of serotonin reuptake into the presynaptic neuron 2. A key difference between typical (first-generation) and atypical (second-generation) antipsychotics is that atypical agents: a. Are more potent dopamine D2 receptor antagon...

1. What is the normal rate for a sinus rhythm? a) 40-60 bpm b) 60-100 bpm c) 100-150 bpm d) 150-250 bpm ANSWER: b) 60-100 bpm 2. A rhythm characterized by a "sawtooth" pattern of atrial waves is: a) Atrial Fibrillation b) Atrial Flutter c) Ventricular Tachycardia d) Junctional Rhythm ANSWER: b) Atrial Flutter 3. The PR interval represents the time from the start of atrial depolarization to the start of ventricular depolarization. What is its normal duration? a) 0.04 - 0.10...

1. What is the primary purpose of California's Smog Check Program? ANSWER: To improve air quality by identifying and repairing vehicles that emit excessive pollutants. 2. Which government agency administers the Smog Check Program in California? ANSWER: The Bureau of Automotive Repair (BAR). 3. What are the two main categories of Smog Check stations? ANSWER: Test-Only and Test-and-Repair. 4. What is a Gold Shield station? ANSWER: A Test-and-Repair station that has met enhanced per...

1. What is the primary purpose of a tank tightness test? a) To measure the tank's storage capacity b) To determine the octane rating of the fuel c) To verify the integrity of the tank and detect leaks d) To calibrate the dispensers ANSWER: c) To verify the integrity of the tank and detect leaks 2. According to the International Fire Code (IFC), what is the maximum leak rate a tightness test method must be able to detect? a) 0.05 gallons per hour b) 0.1 gallons per hour c) 0.5 gallo...

1. What is the primary function of the sodium-potassium pump (Na+/K+ ATPase)? a) To generate ATP for cellular energy b) To maintain a high intracellular sodium concentration and high extracellular potassium concentration c) To maintain a high intracellular potassium concentration and high extracellular sodium concentration d) To facilitate the diffusion of sodium and potassium down their concentration gradients ANSWER: c) To maintain a high intracellular potassium concentration and high ext...

1. What is the primary standard governing the installation, testing, and maintenance of fire alarm systems in the United States? ANSWER: NFPA 72, National Fire Alarm and Signaling Code. 2. According to NFPA 72, what is the maximum allowable air velocity past a spot-type smoke detector? ANSWER: The maximum air velocity shall not exceed 300 ft/min (1.5 m/s) for ceiling-mounted detectors. 3. A manual fire alarm box (pull station) must be installed at a height of _____ above the finished flo...

1. A patient with COPD on 2 L/min via nasal cannula has a PaO2 of 45 mm Hg and a PaCO2 of 65 mm Hg. The most appropriate initial action is to: ANSWER: Apply noninvasive positive pressure ventilation (NIPPV/BiPAP). 2. What is the primary mechanism of action of albuterol? ANSWER: Beta-2 adrenergic receptor agonist, causing bronchodilation. 3. A post-operative patient develops sudden dyspnea and tachycardia. Breath sounds are absent on the left side. The immediate action is to: ANSWER: Sus...