What is the role of calcium in muscle contraction? A.Calcium binds to tropomyosin to expose the myosin-binding sites on actin. B.Calcium is released from the sarcoplasmic reticulum to initiate the sliding of actin and myosin filaments. C.Calcium activates the motor neurons to stimulate muscle contraction. D.Calcium is required for the relaxation of muscles after contraction. […]
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A nurse is caring for a toddler who has laryngotracheobronchitis. For which of the following findings should the nurse monitor to detect airway obstruction? A.Decreased stridor B.Increased restlessness C.Decreased heart rate D.Decreased temperature The Correct Answer and Explanation is: The correct answer is B. Increased restlessness. Explanation Laryngotracheobronchitis (LTB), commonly known as croup, is an
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A nurse is providing interventions for a client with panic disorder. Which interventions should the nurse include in the plan of care? (Select all that apply)A.Provide a safe and calm environment for the client during a panic attack. B.Use therapeutic communication skills to establish rapport and trust with the client. C.Educate the client about panic
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A nurse is calculating maintenance fluids for a child who weighs 18 kg.According to the Holliday-Segar method, what would be the total maintenance fluid requirement for this child?A.Total maintenance fluids = 1800 mL/day. B.Total maintenance fluids = 1200 mL/day. C.Total maintenance fluids = 1600 mL/day. D.Total maintenance fluids = 1400 mL/day. The Correct Answer and
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A nurse is assisting in obtaining the fundal height measurement for a client who is at 32 weeks of gestation. Which of the following images indicates where the nurse should expect the client’s fundus to be located? A. The fundal height corresponds with approximately 16 weeks. B. The fundal height corresponds with approximately 20 weeks.
A nurse is assisting with monitoring a client who has preeclampsia and is receiving magnesium sulfate.The client’s respiratory rate is 8 breaths/min and the nurse suspects toxic levels of magnesium.Which of the following should the nurse administer?A Calcium gluconate.B Flumazenil.C Naloxone.D Protamine sulfate. the correct answer and explanation is: The correct answer is A) Calcium
A nurse is using a flow sheet to document the care of a client who has heart disease and is admitted to a long-term care facility. Which of the following data should the nurse record on this type of document? A.Daily weight, blood pressure, and pulse B.Medication administration record. C.Nursing diagnosis and care plan. D.Discharge
A nurse is caring for a client who is a primigravida, at term, and having contractions but is stating that she is “not really sure if she is in labor or not.”. Which of the following should the nurse recognize as a sign of true labor? A.Rupture of the membranes. B.Pattern of contractions. C.Changes in
A nurse is reviewing ECG rhythm strips for a group of clients. The nurse should identify that which of the following rhythms indicates bradycardia? A.A B.B C.C D.D The correct answer is C. Explanation: Bradycardia is defined as a heart rate that is slower than normal, specifically a rate below 60 beats per minute (bpm)
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A primigravida at 40 weeks of gestation is having uterine contractions every 1.5 to 2 minutes and states that they are very painful. Her cervix is dilated 2 cm and has not changed in 3 hours. The woman is crying and wants an epidural. What is the likely status of this woman’s labor? A.She is