Comlex Level 1 Combank Cards Questions And Answers 100% Verified A+ Guaranteed

What is a characteristic histological finding for alzheimer's disease? {Ans: cerebral atrophy Senile plaques in gray matter neurofibrillary tangles that are intracellular hyperphosphorylated tau protein which are insoluble cytoskeletal elements. As the number of tangles increases the dementia of the alzheimers increases.}What passes through the foramen lacerum? What is the function of this item? {Ans: The nerve of the pterygoid canal passes through the foramen lacerum. This nerve carries parasympathetic fibers leading to the lacrimal gland and sympathetic fibers to blood vessels in the face. Disruption of this nerve would result in anhidrosis (lack of sweating) and deficits in tear production.}What antigen is developed during pregnancy when a fetus is has an Rh + blood type? {Ans: anti-D IgG anti D is antibody against Rh antigen found on fetus's RBCs}What are the potential antidotes for ethylene glycol toxicity? What are their function? What does a patient present with? {Ans: Fomepizole An alternative antidote is ethyl alcohol, otherwise known as ethanol. Fomepizole is an inhibitor of alcohol dehydrogenase, the enzyme that is responsible for the metabolism of ethylene glycol and methanol. Ethylene glycol toxicity causes nausea, vomiting, anion gap metabolic acidosis, coma, seizures, and cardiovascular depression.}How is