Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
46 Cards in this Set
- Front
- Back
|
What are the protective coverings of the brain in order from superficial to deep? |
Bone Dura mater Subdural space Arachnoid mater Subarachnoid space Pia mater Brain |
|
|
Has no epidural space |
Protective covering of the brain |
|
|
Filled with interstitial fluid |
Subdural space |
|
|
Filled with cerebral spinal fluid |
Subarachnoid space |
|
|
What are the 3 extensions of dura mater that seperates part of the brain |
Falx cerebri Falx cerebelli Tentorium cerebelli |
|
|
Blood brain barrier; protects brain from harmful substances; Formed by tight junctions |
Astrocytes |
|
|
What's the formation & circulation of CSF |
CSF from lateral ventricles to Third ventricle to Cerebral aqueduct to Subarachnoid space/central canal |
|
|
CSF is reabsorbed into the blood by |
Arachnoid villi |
|
|
What are the four major parts of the brain? |
Brain stem Cerebellum Diencephalon Cerebrum |
|
|
What are 3 parts of the brain stem |
Medulla Pons Midbrain |
|
|
Connects brain to spinal cord; Pyramids= descending motor tracts |
Medulla |
|
|
Important for equilibrium & respiration (Deep shallow breathing) |
Pons |
|
|
Superior & inferior conlliculi |
Midbrain |
|
|
Superior colliculi |
Visual |
|
|
Inferior conlliculi |
Auditory & startle reflex |
|
|
Regulates posture & balance "Tree" |
Cerebellum |
|
|
What are 3 parts of diencephalon |
Thalamus Hypothalamus Epithalamus |
|
|
Relays sensory info; pain, temperature & pressure |
Thalamus |
|
|
Emotional & behavioral patterns; eating & drinking |
Hypothalamus |
|
|
Pineal gland; secretes melatonin |
Epithalamus |
|
|
Considered the emotional brain |
Limbic system |
|
|
What are the four general lobes |
Frontal Parietal Temporal Occipital |
|
|
Voluntary motor function, mood, smell, thought,& judgement |
Frontal lobe |
|
|
Sensory information |
Parietal lobe |
|
|
Smell, hearing, some thought & judgement |
Temporal lobe |
|
|
Vision |
Occipital lobe |
|
|
What are the special senses |
Smell taste vision & hearing |
|
|
Fibrous tunic layer consists of |
Cornea & sclera |
|
|
Clear light = |
Cornea |
|
|
The white part of the eye |
Sclera |
|
|
Vascular tunic layer consists of |
Choroid Ciliary body & Iris |
|
|
Highly vascular; darkly pigmented |
Choroid |
|
|
" muscle; attached to lens process secretes aqueous humor b/w Len & cornea |
Ciliary body |
|
|
The color portion of the eye |
Iris |
|
|
Retina tunic layer consists of |
Rods & Cones |
|
|
2 types of photo receptors that pick up on light |
Retina |
|
|
Black and white vision |
Rods |
|
|
Color vision |
Cones |
|
|
Focus light to body of eye to retina Vitreous chamber "Jelly fluid" |
Lens |
|
|
Auricle " funnels sound waves Tympanic membrane- ear drum |
Outer ear |
|
|
Ossicles, oral windows Esstachain tube |
Middle ear |
|
|
Connects to pharynx |
Eustachian tube |
|
|
Cochlea- sound resonance Semicircular canals Sense rotation Vestibule |
Inner ear |
|
|
Connects left and right hemisphere of brain |
Corpus callosum |
|
|
Can't physically make out words" expressive aphasia |
Bricks speech |
|
|
Words doesn't make sense " receptive aphasia" |
Wernickes area |
