Thalamus

Question 1

What is the primary function of the thalamus?

Answer 1

Acts as a relay station for sensory information to the cortex for all senses except smell.

Question 2

List some roles of the thalamus besides relaying sensory information.

Answer 2

• Coordination of sensory and motor functioning
• Language and speech
• Learning, Declarative memory

Question 3

What syndrome is caused by a thiamine deficiency affecting the thalamus?

Answer 3

Korsakoff syndrome

Question 4

What are the primary symptoms of Korsakoff syndrome?

Answer 4

Alcohol - Related - Confusion
* Anterograde amnesia
* Retrograde amnesia
* Confabulation

Question 5

What does confabulation involve?

Answer 5

Filling memory gaps with false information that the person believes is true.

Question 6

Fill in the blank: Korsakoff syndrome is often the result of chronic _______.

Answer 6

alcoholism

Question 7

How is olfactory information transmitted?

Answer 7

Ipsilaterally. From receptors in the nose nostrils in the same side to the olfactory bulb in the same side and then to the cortex (Amygdala).

Question 8

What functions does the thalamus coordinate?

Answer 8

The thalamus coordinates incoming sensory information with motor functions regulated by the basal ganglia, cerebellum, and motor cortex.

Question 9

What role does the thalamus play in memory?

Answer 9

The thalamus plays an important role in memory.

Question 10

What causes Korsakoff syndrome?

Answer 10

Korsakoff syndrome is caused by a thiamine deficiency often resulting from chronic alcoholism.

Question 11

What areas of the brain are damaged in Korsakoff syndrome?

Answer 11

Korsakoff syndrome damages neurons in the thalamus and mammillary bodies

Question 12

True or False: The thalamus is involved in the coordination of motor functions.

Answer 12

True

Question 13

Olfactory is the most —— sense and has the —— reaction time.

Answer 13

1- PRIMITIVE
2- FASTEST