cranium and cerebrum

Question 1

what is primary lateral sclerosis

Answer 1

decreased or absence of Betz cells in corticospinal or bulbar tract

motor weakness and no sensory prob

Question 2

layers of cerebral cortex

Answer 2

molecular

external granular

external pyramidal

internal granular

internal pyramidal

multiform

Question 3

layers or cerebrum affected by primary lateral sclerosis

Answer 3

internal pyramidal layer

Question 4

discuss manifestation if there is a tumor on central sulcus

Answer 4

anterior - motor
posterior - sensory

tas depende kung medial or lateral - base sa homunculus

Question 5

area responsible for behavior, personality

Answer 5

prefrontal cortex - BA 9-12; last to myelinate

damage - more irritable and aggressive

Question 6

stroke in ACA would affect

Answer 6

LE, trunk and genitals

Question 7

stroke in MCA would affect

Answer 7

UE and face

Question 8

stroke in PCA would affect

Answer 8

affects occipital lobe and cerebellum - vision loss and balance probs (?)