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18 Questions

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Anatomy of Thalamus

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Questions and Answers

What is the main function of the thalamus?

To regulate motor movements

To process visual information

To relay information to the cerebral cortex (correct)

To store long-term memories

What does the term 'thalamus' mean in Greek?

Hidden brain passage

Inner room (correct)

Outer region of the brain

Attached to the brainstem

Which nuclei in the thalamus are important for processing touch and pressure sensations?

Lateral geniculate bodies

Medial geniculate bodies

Intermediate mass nuclei

Ventral posterolateral nuclei (correct)

What is the purpose of the interthalamic adhesion?

To connect bilateral thalamic nuclei Signup and view all the answers

Where do afferent impulses from all senses and body parts converge?

Thalamus Signup and view all the answers

What happens to information within the thalamus before being relayed to the sensory cortex?

It is sorted out and edited Signup and view all the answers

What is the meaning of dura mater?

Tough mother Signup and view all the answers

What is the function of the more superficial periosteal layer of the dura mater?

Attaches to the inner surface of the skull Signup and view all the answers

What is the purpose of the dural septa in the cranial cavity?

Limit excessive movement of the brain Signup and view all the answers

Where does the falx cerebri extend into?

Between the cerebral hemispheres Signup and view all the answers

Which bone structure does the anterior attachment of the falx cerebri connect to?

Ethmoid bone Signup and view all the answers

What is the function of the falx cerebelli?

Runs between cerebellar hemispheres Signup and view all the answers

What is the function of the tentorium cerebelli?

It supports the cerebral hemispheres and separates them from the cerebellum Signup and view all the answers

What is the relationship between the arachnoid mater and the dura mater?

The arachnoid mater is separated from the dura mater by the subdural space Signup and view all the answers

What is the function of the arachnoid granulations?

They absorb cerebrospinal fluid into the venous blood Signup and view all the answers

Which statement best describes the pia mater?

It is a thin, delicate membrane that clings tightly to the brain's surface Signup and view all the answers

What is the function of the subarachnoid space?

It contains the largest blood vessels serving the brain and is filled with cerebrospinal fluid Signup and view all the answers

What is the significance of the term 'arachnoid' in the name 'arachnoid mater'?

It refers to the spider-like extensions that secure the arachnoid mater to the pia mater Signup and view all the answers