A patient is using psyllium hydrophilic mucilloid (Metamucil) to promote evacuation of stool. What is the action of this medication?
A) It reduces the surface tension of bowel contents.
B) It irritates the intestinal mucosa, thus increasing intestinal motility.
C) It increases mass and water content of stool, promoting evacuation.
D) It creates a barrier between the colon wall and feces.
Question 2
A 55-year-old man has been diagnosed with coronary artery disease and begun antiplatelet therapy. The man has asked the nurse why he is not taking a blood thinner like warfarin.
What is the most likely rationale for the clinician's use of an antiplatelet agent rather than an anticoagulant? A) Antiplatelet agents do not require the man to undergo frequent blood work; anticoagulants require constant blood work to ensure safety.
B) Antiplatelet agents are more effective against arterial thrombosis; anticoagulants are more effective against venous thrombosis.
C) Antiplatelet agents are most effective in large vessels; anticoagulants are most effective in the small vessels of the peripheral circulation.
D) Antiplatelet agents have fewer adverse effects than anticoagulants.
Testing Visual Fields by Confrontation: The nurse and patient should be approximately at an eye to e
Positioning the Patient in the Fowler’s Position
Inspecting a patient’s ear during a physical examination.
Areas of sclerosis (see arrows) in the white matter of a patient with MS.
Head of a patient with tertiary syphilis.
Gingival enlargement in a patient taking phenytoin.