NR 509 Midterm Quiz with Correct Answers Graded A

NR 509 Midterm Quiz with Correct Answers Graded A 32. Which of the following is true of a grade 4-intensity murmur? A) It is moderately loud. B) It can be heard with the stethoscope off the chest. C) It can be heard ...

NR 509 Midterm Quiz with Correct Answers Graded A 32. Which of the following is true of a grade 4-intensity murmur? A) It is moderately loud. B) It can be heard with the stethoscope off the chest. C) It can be heard with the stethoscope partially off the chest. D) It is associated with a "thrill." Correct Answer- D) It is associated with a "thrill." The grade 4 murmur is differentiated from those below it by the presence of a palpable thrill. A murmur cannot be graded as a 4 unless this is present. A 7-year-old boy is performing poorly in school. His teacher is frustrated because he is frequently seen "staring off into space" and not paying attention. If this is a seizure, it most likely represents which type? A) Pseudoseizure B) Tonic-clonic seizure C) Absence D) Myoclonus Correct Answer- C) Absence A 7-year-old child is brought to your clinic by her mother. The mother states that her daughter is doing poorly in school because she has some kind of "ADD". You ask the mother what makes her think the child has ADD. The mother tells you that both at home and at school her daughter will just zone out for several seconds and lick her lips. She states it happens at least four to six times an hour. She says this has been happening for about a year. After several seconds of liplicking her daughter seems normal again. She states her daughter has been generally healthy with just normal childhood colds and ear infections. Thepatient's parents are both healthy and no other family members have had these symptoms. What type of seizure disorder is she most likely to have? A) Generalized tonic-clonic seizure B) Generalized absence seizure C) Simple partial seizure (Jacksonian) D) Complex partial seizure Correct Answer- B) Generalized absence seizure In an absence seizure there is no tonic-clonic activity. There is a sudden, brief lapse of consciousness with blinking, staring, lip-smacking, or hand movements that resolve quickly to full consciousness. It is easily mistaken for daydreaming or ADD. A 12-year-old presents to the clinic with his father for evaluation of a painful lump in the left eye. It started this morning. He denies any trauma or injury. There is no visual disturbance. Upon physical examination, there is a red raised area at the margin of the eyelid that is tender to palpation; no tearing occurs with palpation of the lesion. Based on this description, what is the most likely diagnosis? A) Dacryocystitis B) Chalazion C) Hordeolum D) Xanthelasma Correct Answer- C) Hordeolum A hordeolum, or sty, is a painful, tender, erythematous infection in a gland at the margin of the eyelid. A 15-year-old high school sophomore and her mother come to your clinic because themother is concerned about her daughter's weight. You measure her daughter's height and weight and obtain a BMI of 19.5 kg/m2. Based on this information, which of the following is appropriate? A) Refer the patient to a nutritionist and a psychologist because the patient is anorexic. B) Reassure the mother that this is a normal body weight. C) Give the patient information about exercise because the patient is obese. D) Give the patient information concerning reduction of fat and cholesterol in her diet because she is obese. Correct Answer- B) Reassure the mother that this is a normal body weight. The patient has a normal BMI; the range for a normal BMI is 18.5 to 24.9 kg/m2. You may be able to give the patient and her mother the lower limit of normal in pounds for her daughter's height, or instruct her in how to use a BMI table. A 15-year-old high school sophomore comes to the clinic for evaluation of a 3-week history of sneezing; itchy, watery eyes; clear nasal discharge; ear pain; and nonproductive cough. Which is the most likely pathologic process? A) Infection B) Inflammation C) Allergic D) Vascular Correct Answer- C) Allergic This description is most consistent with allergic rhinitis. A 15-year-old high school sophomore presents to the emergency room with his mother for evaluation of an area of blood in the left eye. He denies trauma or injury but has been coughingforcefully with a recent cold. He denies visual disturbances, eye pain, or discharge from the eye. On physical examination, the pupils are equal, round, and reactive to light, with a visual acuity of 20/20 in each eye and 20/20 bilaterally. There is a homogeneous, sharply demarcated area at the lateral aspect of the base of the left eye. The cornea is clear. Based on this description, what is the most likely diagnosis? A) Conjunctivitis B) Acute iritis C) Corneal abrasion D) Subconjunctival hemorrhage Correct Answer- D) Subconjunctival hemorrhage A subconjunctival hemorrhage is a leakage of blood outside of the vessels, which produces a homogenous, sharply demarcated bright red area; it fades over several days, turning yellow, then disappears. There is no associated eye pain, ocular discharge, or changes in visual acuity; the cornea is clear. Many times it is associated with severe cough, choking, or vomiting, which increase venous pressure. A 17-year-old high school senior presents to your clinic in acute respiratory distress. Between shallow breaths he states he was at home finishing his homework when he suddenly began having right-sided chest pain and severe shortness of breath. He denies any recent traumas or illnesses. His past medical history is unremarkable. He doesn't smoke but drinks several beers on the weekend. He has tried marijuana several times but denies any other illegal drugs. He is an honors student and is on the basketball team. His parents are both in good health. He denies any recent weight gain, weight loss, fever, or night sweats. On examination you see a tall, thin young man in obvious distress. He is diaphoretic and is breathing at a rate of 35 breaths per minute. On auscultation you hear no breath sounds on the right side of his superior chest wall. On percussion he is hyperresonant over the right upper lobe. With palpation he has absent fremitus over theright upper lobe. What disorder of the thorax or lung best describes his symptoms? A) Spontaneous pneumothorax B) Chronic obstructive pulmonary disease (COPD) C) Asthma D) Pneumonia Correct Answer- A) Spontaneous pneumothorax Spontaneous pneumothorax occurs suddenly, causing severe dyspnea and chest pain on the affected side. It is more common in thin young males. On auscultation of the affected side there will be no breath sounds and on percussion there is hyperresonance or tympany. There will be an absence of fremitus to palpation. A 17-year-old high school student is brought in to your emergency room in a comatose state. His friends have accompanied him and tell you that they have been shooting up heroin tonight and they think their friend may have had too much. The patient is unconscious and cannot protect his airway, so he is intubated. His heart rate is 60 and he is breathing through the ventilator. He is not posturing and he does not respond to a sternal rub. Preparing to finish the neurologic examination, you get a penlight. What size pupils do you expect to see in this comatose patient? A) Pinpoint pupils B) Large pupils C) Asymmetric pupils D) Irregularly shaped pupils Correct Answer- A) Pinpoint pupils Narcotics and cholinergics cause very small (1 mm) pupils. Reactions to light can be appreciated with a magnifying glass.A 19-year old-college student presents to the emergency room with fever, headache, and neck pain/stiffness. She is concerned about the possibility of meningococcal meningitis. Several of her dorm mates have been vaccinated, but she hasn't been. Which of the following physical examination descriptions is most consistent with meningitis? A) Head is normocephalic and atraumatic, fundi with sharp discs, neck supple with full range of motion B) Head is normocephalic and atraumatic, fundi with sharp discs, neck with paraspinous muscle spasm and limited range of motion to the right C) Head is normocephalic and atraumatic, fundi with blurred disc margins, neck tender to palpation, unable to perform range of motion D) Head is normocephalic and atraumatic, fundi with blurred disc margins, neck supple with full range of motion Correct Answer- C) Head is normocephalic and atraumatic, fundi with blurred disc margins, neck tender to palpation, unable to perform range of motion Blurred disc margins are consistent with papilledema, and neck tenderness and lack of range of motion are consistent with neck stiffness, which in this scenario is likely to be caused by meningeal inflammation. Kernig's and Brudzinski's signs are also helpful in testing for meningeal irritation on exam. A 19-year-old college sophomore comes to the clinic for evaluation of joint pains. The student has been back from spring break for 2 weeks; during her holiday, she went camping. She notes that she had a red spot, shaped like a target, but then it started spreading, and then the joint pains started. She used insect repellant but was in an area known to have ticks. She has never been sick and takes no medications routinely; she has never been sexually active. What is the most likely cause of her joint pain? A) Trauma B) Gonococcal arthritisC) Psoriatic arthritis D) Lyme disease Correct Answer- D) Lyme disease Lyme disease is characterized by a target-shaped red spot at the site of the bite, which disappears, then reappears and starts spreading (erythema migrans). Lyme disease can also result in joint pain as well as cardiac and neurologic manifestations. A 19-year-old college student, Todd, is brought to your clinic by his mother. She is concerned that there is something seriously wrong with him. She states for the past 6 months his behavior has become peculiar and he has flunked out of college. Todd denies any recent illness or injuries. His past medical history is remarkable only for a broken foot. His parents are both healthy. He has a paternal uncle who had similar symptoms in college. The patient admits to smoking cigarettes and drinking alcohol. He also admits to marijuana use but none in the last week. He denies using any other substances. He denies any feelings of depression or anxiety. While speaking with Todd and his mother you do a complete physical examination, which is essentially normal. When you question him on how he is feeling, he says that he is very worried that Microsoft has stolen his software for creating a better browser. He tells you he has seen a black van in his neighborhood at night and he is sure that it is full of computer tech workers stealing his work through special gamma waves. You ask him why he believes they are trying to steal his programs. He replies that the technicians have been telepathing their intents directly into his head. He says he hears these conversations at night so he knows this is happening. Todd's mother then tells you, "See, I told you . . . he's crazy. What do I do about it?" While arranging for a psychiatry consult, what psychotic disorder do you think Todd has? A) Schizoaffective disorder B) Psychotic disorder due to a medical illness C) Substance-induced psychotic disorder D) Schizophrenia Correct Answer- D) Schizophrenia Schizophrenia generally occurs in the late teens to early 20s. It often is seen in otherfamily members, as in this case. Symptoms must be present for at least 6 months and must have at least two features of (1) delusions (e.g., Microsoft is after his programs), (2) hallucinations (e.g., technicians sending telepathic signals), (3) disorganized speech, (4) disorganized behavior, and (5) negative symptoms such as a flat affect. A 19-year-old construction worker presents for evaluation of a rash. He notes that it started on his back with a multitude of spots and is also on his arms, chest, and neck. It itches a lot. He does sweat more than before because being outdoors is part of his job. On physical examination, you note dark tan patches with a reddish cast that has sharp borders and fine scales, scattered more prominently around the upper back, chest, neck, and upper arms as well as under the arms. Based on this description, what is your most likely diagnosis? A) Pityriasis rosea B) Tinea versicolor C) Psoriasis D) Atopic eczema Correct Answer- B) Tinea versicolor