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34 Cards in this Set
- Front
- Back
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Rostral |
Toward Forehead |
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Caudal |
Toward Cord |
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What is 83% of brain volume? |
Cerebrum |
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What contains 50% of the neurons? |
Cerebellum |
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What the responsible for the division of the Cerebral Hemispheres? |
Longitudinal Fissure |
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What does "gyri" stand for? |
Folds |
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What does "sulci" stand for? |
Grooves |
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Surface layer of gray matter? |
Cortex |
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Deeper masses of gray matter? |
Nuclei |
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Bundles of Axons (White Matter) |
Tracts |
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What are the 3 protective membranes of the brain and spinal cord? |
The Meninges |
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What are the 3 types of meninges? |
a. dura mater b. arachnoid mater c. pia mater |
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What are the two layers of Dura mater(outermost meninges)? |
periosteal ( closest to scull) meningeal |
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Arachniod Mater |
middle meninge subarachnoid space the contains cerebrospinal fluid |
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Pia Mater |
innermost meninge, directly on the brain |
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what are the four chambers of the brain called? |
ventricles |
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What ventricles form the CSF? |
ependymal cells and choroid plexus |
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What is the main function of the CSF? |
Chemical Stability, carries nutrients, wastes, chemical regulators and white blood cells across the blood brain barrier. |
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What does the medulla Oblongata control? |
Visceral and Autonomic Fucntions cardiac,vasomotor,swallion, digestion...etc. |
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What does Pons control? |
the two respiratory areas in the medulla motor and sensory tracts |
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What does the midbrain contol? |
the suprior and inferior colliculi (reflexsive responsive to visual and auditory stimul |
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What are the functions of the Reticular Formation |
Sleep/Wake cycles, state of Arousal pain modulation habituation |
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What does the Thalamus do> |
receives inputs from other brain areas that regulate memory, arousal and emotions |
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What does the Hypothalamus control? |
themoregulation food and water intake endocrine control sex drive emotional center sleep (biological clock) memory heart rate, blood pressure |
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what does the epithalamus( pineal gland) produce? |
melatonin, the hormone involved in circadian rhythms. |
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Wha tis the most complex center in the brain that is incarge of thinking, judgement, semsory perception, memory..? |
The cerebrum |
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what is the motor coordination area? |
basal ganglia |
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what are the five lobes of the cerebrum> |
frontal lobe parietal lobe occipital love temporal lobe insula |
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what is the frontal lobe incharge of? |
motor control, speech, planning, mood, agression |
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what is the parietal lobe incharge of? |
sensory reception taste, touch, pain, pressure, temperature |
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what is the occipital lobe? |
visual perception |
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what is the temporal lobe in charge of? |
sound perception olfaction memory formation at the hippocampus learning emotional center |
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what is the insula incharge of? |
understanding spoken languae taste perception integrating infro from visceral receptors |
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What is the general function of the cerebellum? |
coordination of balance and movement |
