Q- Foci of hemorrhage and necrosis in which of the following parts of the brain is characteristic of Wernicke’s encephalopathy?
A- Anterior pituitary
B- Basal ganglia
C- Mamillary bodies
D- Posterior pituitary
C- Mamillary bodies- This disease is common in alcoholics and characterized by foci of hemorrhage in mamillary bodies and around ventricular regions of thalamus and hypothalamus.
Q- Gonadotropin-releasing hormone is produced by which of the following nuclei of hypothalamus?
A-Anterior nucleus
B- Arcuate nucleus
C- Dorsomedial nucleus
D- Ventromedial nucleus
B- Arcuate nucleus- It produces dopamine, corticotropin-releasing hormone, GH releasing hormone, thyrotropin-releasing hormone and somatostatin.
Q- Which of the following is the most appropriate treatment for a case of Wernicke’s encephalopathy?
A- Biotin
B- Pyridoxine
C- Riboflavin
D- Thiamine
D- Thiamine- It improves the patient’s condition in almost all cases. It is preferred to be administered parenterally as oral absorption is unreliable in these patients.
Thank you Dr. Abdullah
For joining