SAQ Mid sem Flashcards
Pain can be classified as ‘fast, sharp’ or ‘slow, dull’ pain. Fill in the table below regarding the different
characteristics of each of these pain pathways.
What are main functions of the hippocampus?
information from short-term memory to long-term memory, and spatial memory
What is the role of the amygdala?
memory, decision making, and emotional/fear responses
What is the role of the fornix?
major output fiber tract of the hippocampus
What is the role of the hypothalamus?
Links the nervous system and endocrine.
Specific nuclei of this region have specific functions:
Suprachiasmatic- sleep/waking cycle,
Ventromedial - control of food and fluid intake
Supraoptic -produces- vasopressin
Paraventricular - synthesis oxytocin
Hugh, a 58 year old man, is suspected of having seizures but requires further investigation to confirm this
a) What investigation would best be used for diagnostic analysis of Hugh’s seizures?
Electroencephalography (EEG)
Hugh, a 58 year old man, is suspected of having seizures but requires further investigation to confirm this
b) What does this investigation measure?
Volume currents from brain neural activity, from electrodes placed on scalp surface
Hugh, a 58 year old man, is suspected of having seizures but requires further investigation to confirm this
c) What would you expect to observe on this investigation during a seizure event?
A seizure results in abnormally excessive synchrony (wave and spike discharges) which may be focal (focal seizure) or widespread (generalized seizure)
Hugh, a 58 year old man, is suspected of having seizures but requires further investigation to confirm this
d) List one advantage of this investigation
Cheap and has great temporal resolution