What are two of the mechanisms from which a clot or thrombus arises and causes ischemic stroke?
Choose two answers
Oral anticoagulation Hypertension
Anoxic encephalopathy
Carotid stenosis
Atrial fibrillation
Glutamate toxicity
Correct Answer : C,D
A. Oral anticoagulation is a treatment to prevent clots and reduce the risk of ischemic stroke, not a mechanism that causes a clot to form.
B. Anoxic encephalopathy is brain damage due to a lack of oxygen, which can be a result of stroke but is not a cause of thrombus formation.
C. Carotid stenosis or the narrowing of the carotid arteries, can lead to the formation of clots that may travel to the brain and cause an ischemic stroke.
D. Atrial fibrillation is a heart rhythm disorder that can lead to the formation of blood clots in the heart. These clots can then travel to the brain and cause an ischemic stroke.
E. Glutamate toxicity refers to neuronal damage caused by excessive glutamate but is not a mechanism that leads to clot formation or ischemic stroke.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Epispadias: This is a condition where the urethral opening is on the top side of the penis.
B. Hypospadias is a congenital condition where the urethral opening is located on the underside of the penis, rather than at the tip.
C. Azoospermia: This refers to a lack of sperm in the semen and is not related to the location of the urethral orifice.
D. Paraphimosis: This is a condition where the foreskin cannot be returned to its normal position, unrelated to the urethral orifice location.
Correct Answer is D
Explanation
A. Pernicious anemia is caused by a deficiency of intrinsic factor, leading to impaired absorption of vitamin B12, not hemolysis.
B. Anemia due to lack of Erythropoietin (EPO) is often related to chronic kidney disease and results from decreased red blood cell production, not hemolysis.
C. Anemia of chronic disease is usually due to chronic inflammation or infection and results from impaired red blood cell production, not hemolysis.
D. Sickle cell anemia is a form of hemolytic anemia where abnormal hemoglobin causes red blood cells to become rigid and sickle-shaped, leading to their premature destruction.
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