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;
28 Cards in this Set
- Front
- Back
-The ________________ of the cerbral cortex has __ axons.
-_______ Fibers connect lobes within one hemishere. -________ Connect the hemispheres via the corpus_________. -__________ connect the cerebral cortex to other brain organs. |
-Central white matter,3
-association fibers -commissural fibers, callosum -projection fibers |
|
-below thalamus, the ________of the third ventricle is the___________.
|
floor, hypothalamus
|
|
Functions of hypothalamus
-involuntary_______motor activity(RAGE) -________function(BP, pulse,digestion) -nervous and endocrine system_________ -________ secretion -emotions and _____ (eat and drink) -regulation of _____________. |
-somatic
-autonomic -coordination -hormone -behavior -body temp |
|
-_________ nerves are__________ connecting directly to the underside of the brain rather than the _________.
-How many pairs of cranial nerves? |
cranial, spinal cord
12 pairs |
|
How many ventricles and what are they filled with?
1-2,one in each hemisphere and seperated by the septum pellucidum= 2-encase diencephalon 3-between the pons and the cerebellum |
4 ventricles filled with CSF
1-lateral ventricles 2-third ventricle 3-fourth ventricle |
|
hormones secreted by hypothalamus
-reduces kidney water loss -smooth muscle contractions of uterus and prostate gland(reproduction |
-antidiurectic H
-Oxytocin H |
|
Functions of the limbic system
- establishment of ________ and ______. -linking ________of cerebral cortex with _________ processes of other organs. -____________ |
-emotions,behavior
-thougt, unconscious -memory |
|
name the cranial nerves using-
Oh once one takes the anatomy final very good vacations are heavenly. |
olfactory-optic-oculomotor-trochlear-trigeminal-abducens-facial-vestibulocochlear-glossopharyngeal-vagus-accessory-hypoglossal
|
|
-The __________ of the cerebrum contains masses of ________ matter deep within the cerebrum.
-Processes ______,________, and________ info. |
-cerebral nuclei, gray matter
-visual ,motor, emotional |
|
protection and support of the brain:
continuous with the spinal meneges duramater---arachnoid--------piamater |
cranial menenges
|
|
The brain requires ________% of cardiac output but circulation is _________ from the _________ tissue.
|
20%, isolated, CNS tissue
|
|
four cortexes of cerebral cortex
-frontal lobe, voluntary control of skeletal muscle -parietal lobe, conscious perception of touch,pain,temp, and taste -occipital lobe(sight) -temporal lobe(hearing, smelling) |
-primary motor cortex
-primary sensory cortex -visual cortex -auditory and olfactory cortex |
|
Blood-brain barrier
-cells for barrier that select passage of appropriate materials |
ependymal cells
|
|
-The cerebral cortex functions in____________ thought and __________ functions
|
-conscious
intellectual |
|
-ependymal cells
-maintains constant internal environment -requires 20% of cardiac ouput -protection and support of brain |
Blood-brain barrier
|
|
What are the functions of CSF?
Where is it produced? Which is located in the____Ventricle How much is produced in a day? How often is it replaced? |
-cushioning fluid, support, transport
-produced in choroid plexus -3rd ventricle -500 ml per day -every 8 hours |
|
-The _______ is located lowest in the __________. Connections between the _____ and ________.
-Functions as aRelay station from ______ to__________ regions. Activation center for neck and back ________, adjusts ________rate and blood pressure, also establishes_______ breathing rate. |
-Medulla oblongata, brain stem, spinal cord and brain.
-spinal, brain regions muscles, heart, basal |
|
-The _______ system of the cerebrum contains portions of cerebral________.
-It includes the ________ which is below the________ ventricle, and assists in memory ________ and _______. -Also includes the ________ which is the connection between the cerebrum and the________. |
-Limbic system,nuclei
-hippocampus,lateral, storage,retrieval -fornix, hypothalamus |
|
-The __________ is located ________ to the Pons and ________ to the occipital lobe.
-Consists of __ cerebral hemispheres and__ lobes-2 of each_______ and _____. -Its functions are ________, it ______ complex body movements and also functions in body ________. |
-Cerebellum, posterior, inferior
-2,2,anterior, posterior -unconscious,coordinates, posture |
|
-surface features of cerebrum
-elevated ridges are________. -shallow grooves are________. -deep grooves are_________. -outer layer composed of gray matter___ |
-gyri
-sulci -fissures -cerebral cortex |
|
-sulci that seperates the parietal lobe from the frontal lobe
-sulci that seperates frontal from temporal lobe lobes -sulci that seperates parietal lobes from occipital lobe |
-central
-lateral -parieto-occipital |
|
fissure that seperates hemispheres(right from left)
|
longitudinal
|
|
-what is the relay center for integrating sensory and motor pathways?
-It connects the ________ to the brain stem. -What three structures does it contain? |
-Diencephalon
-cerebrum -epithalamus, thalamus, hypothalamus |
|
-The ______ is located ________ midbrain and ________ the medulla.
-Its functions are to __________ facial muscles, ________ control of respiration, and relay for the______. |
-Pons, below, above
-activate, involuntary, cerebellum |
|
-What is the root of the third ventricle?
-contains the-_______ which secretes melatonin, regulates day and night cycles |
-Epithalamus
-pineal gland |
|
The most complex organ?
How much of total neural tissue? Reflex arcs are ? What are the 6 regions? |
1-the brain
2-90% 3-slower 4- cerebrum, diencephalon, midbrain, Pons, medulla oblongata, cerebellum |
|
-egg shaped organ, _________ of third ventricle
-_________ ascending sensory info and permits only relevant infor into primary sensory________. |
-walls
-filters - cortex |
|
-The __________ is the midbrain, which is located _______ the diencephalon and _________ the Pons.
-Its function is to generate ________ responses to ________ and ________ stimuli. |
-mesencephalon, below, above
-reflexive, visual , auditory |