1.3 Organization of the Brain Flashcards
The thick sheath of connective tissue that covers the brain is called the _____.
Meninges
What are the 3 layers of the meninges, beginning with the innermost layer?
- Pia mater
- Arachnoid mater
- Dura mater
The aqueous solution in which the brain and spinal cord rest is called _____ _____.
Cerebrospinal fluid (CSF)
What is the most primitive region of the brain? What two (of three) major divisions of the brain does is include?
The brainstem, which includes the hindbrain and midbrain.
A group of neural structures associated primarily with memory and emotion is called the _____ system.
Limbic
The most recent evolutionary development of the human brain is the _____ cortex, which is the outer covering of the cerebral hemispheres.
Cerebral
Which part of the brain controls balance, motor coordination, breathing, digestion, and general arousal processes such as sleeping and waking?
The hindbrain
What is another term for the hindbrain?
Rhombencephalon
The _____ is formed from the rhombencephalon and becomes the medulla oblongata.
Myelencephalon
The _____ is formed from rhombencephalon and becomes the pons and cerebellum.
Metencephalon
The _____ _____ is a lower brain structure that is responsible for regulating vital functions such as breathing, heart rate, and blood pressure.
Medulla oblongata
What brain structure lies above the medulla and contains sensory and motor pathways between the cortex and medulla?
Pons
What brain structure is located at the top of the hindbrain, mushrooming of the of the back of the pons?
Cerebellum
The _____ is a structure that helps maintain posture and balance and coordinates body movements.
Cerebellum
An alternate name for the midbrain is the _____.
Mesencephalon
