Chapter 7 (Beginning of Exam 2) Flashcards
What are the 3 meninges from outside to inside?
Outer: Dura mater, middle: arachnoid mater, inner: pia mater
What space in the meninges contain CSF?
Subarachnoid space
What arteries keep the brain oxygenated?
Carotid and vertebral arteries
The brain consumes __% of the body’s oxygen
20
Feeds the brain oxygenated blood through the anterior cerebral artery, middle cerebral artery, and posterior cerebral artery
Circle of Willis
Hereditary-gene mutation resulting in worsening motor function caused by a breakdown in nerve cells in the basal ganglia and cerebral cortex
Huntington’s disease
Disease that caused by decline in dopamine producing brain cells; results in worsening motor function
Parkinson’s disease
What is an example of a semantic paraphasia?
When you say dad instead of mom
Saying the incorrect word but has similar meaning of the original word you want to say
Semantic paraphasia
Where is the homunculus located?
Sensory and motor strip
Difficulty planning speech
Apraxia
Difficulty producing speech; slurred speech
Dysarthria
Tightly packed endothelial cells that keeps the CNS protected from foreign substances, hormones/neurotransmitters in the rest of the body; homeostasis of the brain
Blood-brain barrier
What are some things that can violate the blood-brain barrier?
Infection, inflammation, high blood pressure, trauma, radiation, developmental issues with blood-brain barrier, microwaves
Take blood from the heart to the body
Arteries