In contrast to osteoarthritis, rheumatoid arthritis may be associated with
- debilitating joint pain and stiffness.
- improvement in symptoms with aspirin therapy.
- changes in activities of daily living.
- systemic aching in the musculoskeletal system.
systemic aching in the musculoskeletal system.
A patient presenting with muscle cramps, fatigue, anxiety, depression, and prolonged Q-T intervals on EKG may be showing symptoms of
- hyperparathyroidism
- hypoparathyroidism.
- diabetes insipidus.
- SIADH.
hypoparathyroidism
An increase in the resting membrane potential (hyperpolarized) is associated with
- hypokalemia.
- hyperkalemia.
- hypocalcemia.
- hypercalcemia.
hypokalemia
Ankylosing spondylitis is characterized by
- inflammation, stiffness, and fusion of spinal joints.
- loss of articular cartilage in weight-bearing joints.
- excessive bone remodeling leading to soft bone.
- immune mechanisms leading to widespread joint inflammation.
inflammation, stiffness, and fusion of spinal joints.
The body compensates for metabolic alkalosis by
- hypoventilation.
- decreasing arterial carbon dioxide.
- increasing bicarbonate ion excretion.
- hyperventilation.
hypoventilation.
A bone disorder that results from insufficient vitamin D is referred to as
- rickets.
- osteoporosis.
- osteomalacia.
- subluxation.
osteomalacia
Upper extremity weakness in association with degeneration of CNS neurons is characteristic of
- multiple sclerosis.
- Guillain-Barré syndrome.
- myasthenia gravis.
- amyotrophic lateral sclerosis.
amyotrophic lateral sclerosis.
Low cardiac output in association with high preload is characteristic of ________ shock.
- hypovolemic
- cardiogenic
- anaphylactic
- septic
cardiogenic
Treatment for hemophilia A includes
- heparin administration.
- factor IX replacement.
- factor VIII replacement.
- platelet transfusion.
factor VIII replacement.
What compensatory sign would be expected during periods of physical exertion in a patient with limited ventricular stroke volume?
- Hypotension
- Bradycardia
- Aortic regurgitation
- Tachycardia
Tachycardia
High blood pressure increases the workload of the left ventricle, because it increases
- stroke volume.
- blood volume.
- preload.
- afterload.
afterload
A viral hepatitis screen with positive hepatitis B surface antigen (HBsAg) should be interpreted as ________ hepatitis B.
- recovered from
- immunity to
- chronic active
- acute
acute
In individuals who have asthma, exposure to an allergen to which they are sensitized leads to which pathophysiologic event?
- Loss of alveolar elastin and premature closure of airways
- Pulmonary edema and decreased alveolar compliance
- Mast cell degranulation that causes decreased surfactant
- Inflammation, mucosal edema, and bronchoconstriction
Inflammation, mucosal edema, and bronchoconstriction
A laboratory test that should be routinely monitored in patients receiving digitalis therapy is
- serum sodium.
- albumin level.
- serum potassium.
- serum calcium.
serum potassium.
Glomerular disorders include
- pyelonephritis.
- obstructive uropathy.
- interstitial cystitis.
- nephrotic syndrome.
nephrotic syndrome.
enal insufficiency is a common complication of which disease?
- Chronic myeloid leukemia (CML)
- Chronic lymphoid leukemia (CLL)
- Myeloma
- Hodgkin disease
Myeloma
While in the hospital for management of acute lymphoid leukemia (ALL), a patient develops severe thrombocytopenia. The most appropriate action for this condition is
- anticoagulant therapy.
- chemotherapy.
- activity restriction.
- isolation.
activity restriction.
The condition associated with end-stage chronic renal disease that is the most immediately life threatening is
- azotemia.
- increased creatinine.
- hypertension.
- hyperkalemia.
hyperkalemia
Myasthenia gravis is an autoimmune disease in which
- neuronal demyelination disrupts nerve transmission.
- muscles become increasingly bulky but weakened.
- acetylcholine receptors are destroyed or dysfunctional.
- acetylcholine release from motor neurons is disrupted.
acetylcholine receptors are destroyed or dysfunctional.
A person who is diagnosed with nephrotic syndrome is also experiencing hypoalbuminemia. This happens because
- hepatocyte failure decreases albumin synthesis.
- albumin is excreted in the urine.
- albumin leaks into the interstitial spaces.
- malnutrition is part of nephrotic syndrome.
albumin is excreted in the urine.
Venous obstruction leads to edema because it ________ pressure.
- increases capillary oncotic
- increases arterial blood
- decreases tissue
- increases capillary hydrostatic
increases capillary hydrostatic
In contrast to all other types of shock, the hyperdynamic phase of septic shock is associated with
- high afterload.
- low cardiac output.
- high cardiac output.
- reduced contractility.
high cardiac output.