Normal human structure
Mention the nerve supply of posterior belly of digastric.
facial nerve
Mention type of sensory receptor is primarily responsible for firing in a range of 10- 30°C?
Thermoreceptor
Which grade is Pilocystic astrocytoma considered from?
Grade I Astrocytoma
Drug of choice for emergency in closed angle glaucoma?
Pilocarpine
Which infectious agent causes Creutzfeldt-Jacob disease?
Prions
What is the zone of supra renal cortex characterized by spongiocyte?
Zone fasciculata
Which electrical activity indicates brain damage?
Delta waves
What is the cause of pendulous abdomen?
Cretinism ( deficiency of thyroid hormone)
What is the drug that its adverse effect is metallic taste & lactic acidosis?
Metformin
Which is the infective stage of Naegleria fowleri?
Amoeboid trophozoite.
Mention the artery supplying the tentorial surface of brain.
Posterior cerebral artery
During periods of fasting, what is the metabolic pathway producing glucose into the blood?
Hepatic gluconeogenesis
What is the Glial tumor that is characterized by calcification?
Oligodendroglioma
Which is the most common indication of Naloxone (opioid antagonist)?
Acute opioid toxicity
Which is the mode of infection with primary amoebic meningoencephalitis?
Swimming and diving in warm freshwater ponds.
What is the tract carrying unconscious proprioceptive sensation from the upper limb?
Cuneo-cerebellar
What role does the periaqueductal gray (PAG) play in pain modulation during stress?
It releases enkephlines to activate Raphe Magnus nucleus
What is acoustic neuroma?
Tumor of Schwann cell of 8th cranial nerve
Which anti-epileptic drug is most commonly used to treat absence seizures?
Ethosuximide
What is the incubation period of rabies virus infection?
Variable, depending on the location of the bite
What is the nerve supply of the infrahyoid muscles?
all by ansa cervicalis except thyrohyoid by c1 via hypoglossal nerve
What molecule is the product of serotonin degradation by Monoamine oxidase (MAO)?
5-hydroxyindolacetic acid (5-HIAA)
Which form of intracranial hemorrhage is most commonly associated with saccular aneurysm rupture?
Subarachnoid hemorrhage
Which is an atypical antipsychotic that used in resistant cases of psychosis?
Clozapine
Which microorganism may cause neonatal meningitis?
Streptococcus agalactiae