Brain PT. 3 Flashcards
The brain and spinal cord are covered and protected by three layers of tissue called _
meninges
There are three layers of meninges, known as _, _, and _
the dura mater, arachnoid mater, and pia mater
Is a strong, thick membrane that closely lines the inside of the skull. What is this?
the dura mater
the Dura mater has two layers, _ and _ are fused and separate only to form venous sinuses
the periosteal and meningeal dura
The _ creates little folds or compartments
the dura
There are two special dural folds, _, and _
the falx and tentorium
The _ separates the right and left hemispheres of the brain
the falx
The _ separates the cerebrum from the cerebellum
the tentorium
Is a thin, web-like membrane that covers the entire brain. What is this?
the arachnoid mater
The arachnoid is made of _ and _
Collagen and Elastic tissue
The space between the dura and arachnoid membranes is called _
the subdural space
Hugs the surface of the brain following its folds and grooves. What is this?
the pia mater
The _ has many blood vessels that reach deep into the brain
the pia mater
The space between the arachnoid and pia is called _ It is here where the cerebrospinal fluid bathes and cushions the brain
the subarachnoid space
Blood is carried to the brain by two paired arteries, _, and _
the internal carotid arteries and the vertebral arteries
