Lecture 18 - Cortical contributions to movement

Question 1

name the 2 motor areas in the frontal lobe

Answer 1

premotor cortex and M1

Question 2

at which sulcus is the primary motor cortex located at?

Answer 2

central sulcus

Question 3

when do neurons in M1 modulate their activity in regards to movement?

Answer 3

before and during movement

Question 4

which artery branches off the internal carotid into the brain and if blocked can cause a stroke?

Answer 4

superior medial cerebral artery

Question 5

name the 4 secondary motor areas

Answer 5

premotor cortex, supplementary motor area, cingulate cortex, cingulate motor areas

Question 6

name the 4 higher functions carried out by secondary motor areas?

Answer 6

bimanual movements, movement preparation, grip, movement observation

Question 7

name 3 other areas in the brain which are also involved in controlling movements that are not the M1

Answer 7

cerebellum, thalamus, brainstem