Ventricles Structures
Number of interconnected ventricles within the brain
4
Page 168
The primary function of the ventricular cavities in the brain
To circulate the cerebrospinal fluid
Page 168
3 Protective membranes that cover the CNS are the ______.
Meninges
Slide 86
Number of dural extensions
3
Page 190-192
How many parts is the diencephalon composed of?
4
Page 396
Shaped like an arch
Lateral ventricles
Page 170
T or F: Ventricles protect and support healthy cell function in brain and spinal cord as well.
True
Slide 82
The innermost meningeal layer
Pia mater
Slide 88
This extension is named for its sickle shape
Falx cerebri
Page 191
Which structure serves as a gateway for information projected to the forebrain?
Thalamus
Page 397
The three horns of the lateral ventricles
Anterior, posterior, and inferior
Page 170
Which structure produces CSF?
Choroid plexus
Slide 83
The middle meningeal layer
Arachnoid
Slide 88
This extension arises from the petrous portion of the temporal bone
Tentorium cerebelli
Page 191
Which structure is concerned with diurnal and autonomic bodily functions?
Epithalamus
Page 397
The hypothalamic nuclei form the floor of which ventricle?
Third ventricle
Page 171
Which structure absorbs CNF?
Arachnoid granuations
Slide 83
The outermost meningeal layer
Dura mater
Slide 88
This dural extension separates the cerebellar hemispheres
Falx cerebelli
Page 191
What is the region important in motor functions through its connections with the brainstem, basal ganglia, and diencephalic structures?
Subthalamus
Page 397
What structure forms the roof of the fourth ventricle?
The cerebellum
Page 171
An interruption in the circulation of CSF within the ventricles results in
Hydrocephalus
Page 171
A cavity in the dura -- collects deoxygenated blood blood draining from surface and deep brain; sends back to heart and lungs to get more oxygen
Superior sagittal sinus
Slide 94
T or F: The tentorium separates the supratentorial space from the infratentorial space
True
Page 191
What is the diencephalon structure that is part of the autonomic nervous system and plays a crucial role in mediating endocrine and metabolic states, including body temperature, water balance, and sugar and fat metabolism
Hypothalamus
Page 397-398