Cortex BG, Amygdala

Question 1

Dopamine activates the direct pathway through action on……. receptor in striatum➔↑ the movement

Answer 1

D1

Question 2

Dopamine inhibits the indirect pathway through action on….. receptor in striatum

Answer 2

D2

Question 3

The net effect of BG is….

Answer 3

Inhibitory

Question 4

Lesion in striatum (caudate and putamen) causes….

Answer 4

Chorea

Question 5

1- Inability to perceive epicretic sensations.
2- Fine localization is lost but crude localization is present.
3- Pain sensation is poorly affected (slow pain and extreme
temperature are protopathic sensation)

Lesions is in…

Answer 5

S1 sensory area 1 (1.2.3)

Question 6

Deficit learning based on tactile discrimination.
Where is the lesion

Answer 6

Somatosensory area 2 (area 40)

Question 7

1. Astereognosis
2. neglect syndrome
3. amorphosynthesis

Answer 7

Sensory association area (area 5,7)

Question 8

Lesion where calcium is deposited in the amigdala, what is the name of the disease?

Answer 8

Urbach-Wiethe disease

Question 9

Direct pathway in the basal ganglia leads to…. In movement, while indirect pathway leads to…… In movement

Answer 9

Initiation(start);
stop

Question 10

Hemibalisthmus results due to lesion in which organ

Answer 10

Subthalamus

Question 11

In athetosis, where is the lesion?

Answer 11

In lentiform nucleus