Acceleration-deceleration movements of the head often result in polar injuries in which
focal injuries occur in two places at opposite poles.
Hepatic encephalopathy is associated with
increased blood ammonia levels.
The pain associated with chronic pancreatitis is generally described as ________ in nature.
steady and boring
Appropriate therapy for prerenal kidney injury includes
fluid administration
A patient, who is 8 months pregnant, has developed eclampsia and is receiving intravenous magnesium sulfate to prevent seizures. To determine if her infusion rate is too high, you should regularly
check the patellar reflex; if it becomes weak or absent, her infusion rate probably is too high and she is at risk for respiratory depression or cardiac arrest.
It is true that encephalitis is usually
because of a viral infection in brain cells.
A compound, transverse fracture is best described as a bone that is
broken and protruding through the skin.
Upper extremity weakness in association with degeneration of CNS neurons is characteristic of
amyotrophic lateral sclerosis.
Transfusion reactions involve RBC destruction caused by
recipient antibodies.
Rupture of esophageal varices is a complication of cirrhosis with portal hypertension and carries a high ________ rate.
mortality
The most common direct cause of acute pyelonephritis is
infection by E. coli.
The oliguric phase of acute tubular necrosis is characterized by
fluid excess and electrolyte imbalance.
Tissues are able to autoregulate their rate of blood flow by controlling
Vascular resistance
Myasthenia gravis is an autoimmune disease in which
acetylcholine receptors are destroyed or dysfunctional.
The disease that is similar to osteomalacia and occurs in growing children is
rickets
Angina caused by coronary artery spasm is called _____ angina.
Prinzmetal variant
Clinical manifestations of moderate to severe hypokalemia include
muscle weakness and cardiac dysrhythmias.
Detrusor muscle overactivity can be improved by administration of
botulinum toxin.
A patient has been hospitalized several times in 6 months with severe ECV depletion and hypokalemia resulting from chronic laxative abuse. Which blood gas results should be relayed to the physician?
pH in high part of normal range, PaO2 normal, PaCO2 high, bicarbonate high
A laboratory test result that helps confirm the diagnosis of systemic lupus erythematosus (SLE) is
positive antinuclear antibodies.
The most common cause of urinary obstruction in male newborns and infants is urethral valves.
true
Causes of metabolic acidosis include
tissue anoxia
The pain of nonarticular rheumatism (“growing pain”) is worse
during the night
Parkinson disease is associated with
a deficiency of dopamine in the substantia nigra.
The progressive stage of hypovolemic shock is characterized by
tachycardia
One cause of an extrinsic renal system obstruction is
pelvic tumo
A patient being treated for acute tubular necrosis (ATN) develops mild polyuria. The nurse responds to questions about why this occurring by stating
“His renal tubules are recovering, so he is making more urine, but he is not able to concentrate urine well, because he is not fully recovered.”
Peripheral edema is a result of
venous thrombosis.
A patient diagnosed with diabetes, smokes a pack of cigarettes daily and eats very few green leafy vegetables. After experiencing a fractured toe, this patient is at risk for
delayed healing
It is true that gallstones are
more common in women
The first indication of brain compression from increasing intracranial pressure (ICP) may be
sluggish pupil response to light.
Constrictive pericarditis is associated with
impaired cardiac filling
Pain that waxes and wanes and is exacerbated by physical exertion is likely related to
fibromyalgia syndrome
Which finding is indicative of orthostatic hypotension in a person with a supine blood pressure (BP) of 110/70 and a heart rate (HR) of 100?
Sitting BP 88/60, HR 118
Widespread atelectasis, non-cardiogenic pulmonary edema, and diffuse, fluffy alveolar infiltrates on chest radiograph are characteristic of
acute respiratory distress syndrome.
Which condition is associated with an elevated reticulocyte count?
Hemolytic anemia
Copious amounts of foul-smelling sputum are generally associated with
bronchiectasis.
Osteoporosis commonly occurs in patients with end-stage renal disease because of
hyperparathyroidism
Excessive red cell lysis can be detected by measuring the serum
bilirubin.
A patient presenting with fever, hypotension, and lactic acidosis is most likely to be experiencing what type of shock?
septic
Air that enters the pleural space during inspiration but is unable to exit during expiration creates a condition called
tension pneumothorax
The prognosis of penile carcinoma depends upon the stage of the disease.
true
What compensatory sign would be expected during periods of physical exertion in a patient with limited ventricular stroke volume?
tachycardia
Venous obstruction leads to edema because it ________ pressure.
increases capillary hydrostatic
Osmoreceptors located in the hypothalamus control the release of
vasopressin (antidiuretic hormone, ADH).
Clinical manifestations of severe symptomatic hypophosphatemia are caused by
deficiency of ATP
The most effective therapy for anemia associated with kidney failure is
erythropoietin administration
A laboratory test that should be routinely monitored in patients receiving digitalis therapy is
serum potassium
The formation of active vitamin D
is impaired in renal failure
The primary cause of infant respiratory distress syndrome is
lack of surfactant
Which neurologic disorder is commonly referred to as Lou Gehrig disease?
Amyotrophic lateral sclerosis
Allostasis is best defined as
the overall process of adaptive change necessary to maintain survival and well-being.
Prosthetic joint infection is most often because of
hematogenous transfer.
Fecal leukocyte screening would be indicated in a patient with suspected
enterocolitis
What finding would rule out a diagnosis of irritable bowel syndrome in a patient with chronic diarrhea?
Bloody stools
Ankylosing spondylitis is characterized by
inflammation, stiffness, and fusion of spinal joints
The most likely cause of acidosis in a patient with end-stage renal disease is
insufficient metabolic acid excretion resulting from nephron loss.
A diagnostic laboratory finding in myeloma is
Bence Jones proteins in the urine.
The urinalysis finding most indicative of cystitis includes the presence of
nitrites
It is true that Bell palsy is a
paralysis of the muscles innervated by the facial nerve paralysis of the muscles innervated by the facial nerve
The most commonly ordered diagnostic test for evaluation of the urinary system is
ultrasonography
Extreme cold injures cells by all the following except
decreased blood viscosity.
Low cardiac output in association with high preload is characteristic of ________ shock.
cardiogenic
The American Diabetes Association recommends a postprandial blood glucose level of ________ mg/dL for adults with diabetes.
less than 180
The effect of stress on the immune system
may involve enhancement or impairment the immune system.
A patient presents to the physician’s office with pinpoint hemorrhages on the skin. The patient is most likely between the ages of _____ years.
4 and 7
Calcium oxylate stone formation is facilitated by
hypercalciuria.
Neuromuscular disorders impair lung function primarily because of
weak muscles of respiration.
Congenital adrenal hyperplasia (adrenogenital syndrome) results from
blocked cortisol production.
The nurse is swabbing a patient’s throat to test for streptococcal pharyngitis. The nurse must understand that tests such as this differ in the probability that they will be positive for a condition when applied to a person with the condition; this probability is termed sensitivity.
true
A patient presenting with a severe, pounding headache accompanied by nausea and photophobia is likely experiencing a ________ headache.
migraine
Urinary retention with consistent or intermittent dribbling of urine is called
overflow incontinence.
A patient with significant aortic stenosis is likely to experience
syncope.
Croup is characterized by
a barking cough.
Hypernatremia may be caused by
decreased antidiuretic hormone secretion.
A patient who reports an intestinal fistula also reports feeling “weak and dizzy” when she stands. While taking her blood pressure she becomes temporarily unresponsive but quickly regains consciousness when put into a supine position. What nursing interventions will the nurse implement before calling the physician?
Give her water or juice and some salty crackers and ask if she has had any diarrhea or vomiting.
The conversion of plasminogen to plasmin results in
fibrinolysis.
The major cause of glomerulonephritis is
immune system damage to the glomeruli.
Hepatitis with the presence of autoantibodies and positive antinuclear antibodies (ANA) is
autoimmune hepatitis.
The breakdown of stored glycogen in the liver and muscles is called
glycogenolysis.
A patient who should be routinely evaluated for peptic ulcer disease is one who is
being treated with high-dose oral glucocorticoids.
A major cause of treatment failure in tuberculosis is
noncompliance.
A serious complication of deep vein thrombosis is
pulmonary embolus.
A patient admitted with bleeding related to esophageal varices could be expected to receive a continuous intravenous infusion of
octreotide acetate
Metabolic alkalosis is often accompanied by
hypokalemia.
Red blood cells differ from other cell types in the body, because they
have no cytoplasmic organelles
RhoGAM (an Rh antibody) would be appropriate in an Rh-_____ woman with an _____ Rh-_____ antibody titer carrying an Rh-_____ fetus.
negative; negative; positive
Severe combined immunodeficiency (SCID) syndrome is an example of a(n)
deficient immune response
Lusitropic impairment refers to
impaired diastolic relaxation
The inward-pulling force of particles in the vascular fluid is called _____ pressure.
capillary osmotic
What reproductive tract disorder is most likely to be associated with urinary stress incontinence?
Cystocele