Criado por Jessica Paz
mais de 8 anos atrás
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Questão | Responda |
Dendrite | Transmit graded potentials towards the cell body |
Cell body/ soma | Transmit graded potential to the axon |
axon | conducts electrical impulses away from neuron's cell body |
gray matter | speech and emotions funtions |
White matter | Regulates electrical signals |
Anterior Horn (ventral) | Innervates skeletal muscles |
Lateral HOrn | Innervate cardiac muscles. |
Posterior Horn (Dorsal) | Receives sensory info. like touch. |
Gray Commissure | communication route between R&L sides of gray matter. |
White commissure | Connects the white matter to the R&L sides of spinal cord. |
Anterior Funiculus Lateral Funiculus posterior Funiculus | Transmit nerve impulses vertically along spinal cord. |
Anterior median fissure | Divides spinal cord into 2 anterior sections |
Posterior median sulcus | median portion of the spinal nerves enter the spinal cord. |
Posterior root | sensory neurons ENTER |
Anterior root | Sensory neurons EXIT |
Posterior root ganglion | Help transmit sensory msg of pain and touch. |
central canal | houses the spinal cord and CSF fluid |
cauda equina | send and receive msg between lower limbs and pelvic organs. |
Blood vessels | supply nutrients and gasses |
Endoneurium | separates and insulates axons. |
Perineurium | supports blood vessels |
Epineurium | encloses the nerve |
Fascicle | extend length of nerve |
myelin sheath | increase speed of electrical impulses by saltatory conduction. |
Frontal lobe | motor speech and eye movement |
Precentral Gyrus | voluntary muscle activity |
Occipital lobe | Visual association |
Parietal lobe | logical reasoning, math problems |
Postcentral Gyrus | sensory information. |
Septum Pellucidum | contains neurons and glial cells. |
temporal lobe | Auditory and perception of smell |
Epithalamus | regulation of motor pathways and emotions. |
Pineal gland | secretes hormone Melatonin |
Hypothalamus | regulates body temperature |
medulla oblongada | regulates respiration and cardiac funtions. |
midbrain | auditory and visual processing |
inferior colliculus | controls auditory reflexes |
superior culliculus | visual reflexes |
Pons | control of respiration |
cerebellum | balance and equilibrium |
limbic system | emotional reactions, formation of memories. |
central sulcus | separates frontal lobe from parietal lobe. |
lateral sulcus | separates frontal and parietal lobes from temporal lobe. |
longitudinal fissure | separates the 2 cerebral hemispheres |
parieto- occipital sulcus | divides parietal from occipital |
transverse fissure | separates cerebral hemispheres from cerebellar hemispheres. |
corpus callosum | axons that connect two hemispheres. |
Optic chiasm | fibers from both optic nerves cross over. |
CN I | OLFACTORY SMELL. location, epithelium of nasal cavity. |
CN II | OPTIC VISION. location, retina of the eye. |
CN III | OCULOMOTOR 4 EYE MUSCLES MOVEMENT. location,midbrain |
CN IV | TROCHLEAR SUPERIOR OBLIQUE EYE MUSCLE. location, midbrain |
CN V | TRIGEMINAL MUSCLES OF MASTICATION location,pons |
CN VI | ABDUCENS LATERAL RECTUS EYE MUSCLE location, pons |
CN VII | FACIAL FACIAL EXPRESSION, TASTE FROM ANTERIOR 3/2 OF TONGUE. location, pons. |
CN VIII | VESTIBULOCOCHLEAR HEARING, EQUILIBRIUM. location, cochlea of inner ear. |
CN IX | GLOSSOPHARYNGEAL TASTE FROM POSTERIOR 1/3 OF TONGUE. location, medulla oblongata |
CN X | VAGUS SENSORY INFO. FROM HEART,LUNGS AND ABDOMINAL ORGANS. location, brainstem |
CN XI | ACCESSORY FUNCTION TO THE TRAPEZIUS AND STERNOCLEIDOMASTOID MUSCLES. location ,medulla oblongata |
CN XII | HYPOGLOSSAL TONGUE MUSCLE MOVEMENT. location ,medulla oblongata |
cervical plexus | innervates head and neck C1-C4 |
cervical enlargement | innervate the upper limbs. |
brachial plexus | cutaneous and muscular innervation of upper limbs. C5- T1 |
lumbosacral enlargement | innervate lower limbs. |
conus medullaris | end of spinal cord. L1 |
lumbar plexus | autonomic, motor and sensory fibers to lower limbs. |
sacral plexus | motor and sensory nerves for pelvis, genital and lower limbs. |
filum terminal | helps anchor the conus medullaris to the coccyx. |
cauda equina | send and receive msg between lower limbs and pelvic organs. |
Spinal nerve | motor, sensory and autonomic info. |
anterior rootlets posterior rootlets | motor efferent fibers. sensory afferent fibers. |
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