Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| how many layers of meninges |
|
|
Term
|
Definition
|
|
Term
|
Definition
| on the brain and spinal cord |
|
|
Term
|
Definition
|
|
Term
|
Definition
| 3rd layer, attached to brain or spinal cord |
|
|
Term
|
Definition
| between bone and dura matar |
|
|
Term
|
Definition
| space between dura mater and arachnoid membrane |
|
|
Term
|
Definition
| between arachnoid and pia mater |
|
|
Term
|
Definition
| spaces between meninges help protect |
|
|
Term
| cerebrospinal fluid spaces |
|
Definition
| subarachnoid, central canal, ventricles |
|
|
Term
|
Definition
| seperation of fluid from blood happens here-glial cells release cerebrospinal fluid. location in lateral ventricles. |
|
|
Term
|
Definition
| lateral ventricle, third ventricle, fourth ventricle, central canal or cisterna magna. |
|
|
Term
|
Definition
| a space behind the medulla that is continuoius with the subarachnoid space around the brain and spinal cord. |
|
|
Term
|
Definition
| fingerlike projections of the arachnoid that allow absorbtion of fluid back into the blood. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| lies in the vertebral cavity |
|
|
Term
|
Definition
| extends from the foremen magnum to the FIRST LUMBAR VERTEBRAE. 18 inches long |
|
|
Term
| contents of spinal cavity |
|
Definition
| meninges, csf, blood vessels and fat cushion. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| produces conduction routes to and from the brain. |
|
|
Term
|
Definition
| sensory to brain, pain, crude touch, temp, position. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| grow in size but never again in number after first few months of life. |
|
|
Term
|
Definition
| medulla oblongata, pons, midbrain |
|
|
Term
|
Definition
| lowest portion of brain stem |
|
|
Term
|
Definition
| mid portion of brain stem |
|
|
Term
|
Definition
|
|
Term
|
Definition
| reticular formation, network of grey and white matter. |
|
|
Term
|
Definition
| white matter and reticular formation. |
|
|
Term
|
Definition
| composed of white matter and reticular formation. auditory centers visual, muscular control. |
|
|
Term
|
Definition
| performs sensory, motor, reflex functions. cardiac vasomotor and respiratory. |
|
|
Term
|
Definition
| contains vital and nonvital centers |
|
|
Term
|
Definition
| cardiac center, vasomotor, respiratory, |
|
|
Term
|
Definition
| vomiting, coughing, sneezing, hiccup, swallowing. |
|
|
Term
|
Definition
| pneumotaxic center- helps regulate respirations, cranial nerves 5,6,7,8. |
|
|
Term
|
Definition
|
|
Term
| structure of the cerebellum |
|
Definition
| second largest part of the brain, gray matter exterior and white interior. opposite of medulla. |
|
|
Term
|
Definition
| skilled movements, posture, balance. (fine motor skills) |
|
|
Term
|
Definition
| between cerebrum and midbrain. inside in the center of brain. |
|
|
Term
|
Definition
| contains the thalamus and hypothalamus and optic chiasma and pineal body. |
|
|
Term
|
Definition
| dumbbell shaped grey matter. |
|
|
Term
|
Definition
| emotion control, sensations, arousal and alerting. |
|
|
Term
|
Definition
| forms the floor of the third ventricle and the lower part of its lateral walls. |
|
|
Term
|
Definition
| the stalk leading to the posterior lobe of the pituitary gland. |
|
|
Term
|
Definition
| autonomic center- parasympathetic and sympathetic. link between mind and body. HORMONES. |
|
|
Term
|
Definition
| hormones from what system? |
|
|
Term
|
Definition
| small structure of the diencephalon. region where the right and left optic nerves cross. |
|
|
Term
|
Definition
| biological clock- day/night. |
|
|
Term
| cerebral tracts and cerebral nuclei |
|
Definition
| mostly white mater formally called basal ganglia. |
|
|
Term
| functions of cerebral cortex |
|
Definition
| vary from person to person and gender, no part of the brain functions alone. |
|
|
Term
| sensory functions of the cortex |
|
Definition
| TOUCH, PRESSURE, TEMP, POSITION, VISION, HEARING, PERCEPTION. |
|
|
Term
| motor functions of the cortex |
|
Definition
| primary skeletal muscle (somatic) motor area |
|
|
Term
| reticular activating system |
|
Definition
| responsible for consciousness. |
|
|
Term
|
Definition
|
|
Term
|
Definition
| stimulates the reticular system |
|
|
Term
| language control location |
|
Definition
| frontal, parietal, and temporal lobes, broca's area. |
|
|
Term
| emotions control location |
|
Definition
| limbic system (acts alone with rage) |
|
|
Term
|
Definition
| cortex stores, temporal, pariatel and occipital. and a little limbic system. |
|
|
Term
|
Definition
| will cause the ability to recall new info to go away. |
|
|
Term
|
Definition
| left hemisphere specialization. |
|
|
Term
|
Definition
| hand movements controlled in this hemisphere. |
|
|
Term
|
Definition
| three pools of sensory neurons |
|
|
Term
| three pools of sensory neurons |
|
Definition
| primary, secondary, teritiary. |
|
|
Term
|
Definition
| relay from the periphery to central nervous system. |
|
|
Term
| secondary sensory neurons |
|
Definition
| cord or brainstem to the thalamus. |
|
|
Term
|
Definition
| relay from thalamus to somaticosensory area. |
|
|
Term
|
Definition
| spinal nerve pairs amount |
|
|
Term
| spinal nerve numbering system |
|
Definition
| cervical nerves-8 pairs, thoracic nerves- 12 pairs, lumbar nerves- 5 pairs, sacral nerves- 5 pairs, coccygeal nerves- one pair. |
|
|
Term
| structure of spinal nerves |
|
Definition
| roots- attach to spinal cord in two places. |
|
|
Term
|
Definition
| spinal nerve root includes motor fibers |
|
|
Term
|
Definition
| spinal nerve root that includes sensory fibers |
|
|
Term
|
Definition
| all spinal nerves are considered to be ___ nerves. |
|
|
Term
|
Definition
| branches that emerge the spinal cavity, |
|
|
Term
|
Definition
| autonomic motor fibers split from the ventral rami. |
|
|
Term
|
Definition
| supplies somatic motor and sensory fibers to several small nerves |
|
|
Term
|
Definition
| cervical, brachial, lumbar, sacral. |
|
|
Term
|
Definition
| means braid, several rami join together to for individual nerves. |
|
|
Term
|
Definition
| C1-C4, plus part of C5 and cranial nerves XI and XII, Major nerve- phrenic nerve |
|
|
Term
|
Definition
| C5 through T1, Innervates lower shoulder and all of arm |
|
|
Term
|
Definition
| L1-L4, Innervates thigh and leg. |
|
|
Term
|
Definition
| L5-S4, Innervates thigh and leg. |
|
|
Term
|
Definition
| small plexus, pelvic cavity, S5-S4 |
|
|
Term
|
Definition
| a skeletal muscle or group of muscles that receive motor axons from a given spinal nerve. |
|
|
Term
| cranial nerves (12 pairs) |
|
Definition
| 12 pairs- olfactory, optic, oculomotor, trochlear, trigeminal, abducens, facial, vestibulocochlear, glossopharyngeal, vagus, accesory, hypoglossal. |
|
|
Term
| divisions of peripheral nervous system. |
|
Definition
| sensory division, motor division( somatic motor nervous system, efferent autonomic NS) |
|
|
Term
| para and sympathetic antagonism |
|
Definition
| conduct impulses to autonomic effectors. act out as opposites. |
|
|
Term
|
Definition
| the action that results from a nerve impulse passing over a reflex arc. predictable response to stimulus. involves cerebral cortex. |
|
|
Term
|
Definition
| reflex if the center of the arc is the brain. |
|
|
Term
|
Definition
| if the center of the reflex arc is in the spinal cord. |
|
|
Term
|
Definition
| are contractions of skeletal muscles. (reflex) |
|
|
Term
| somatic reflexes of importance |
|
Definition
| knee jerk reflex or patellar reflex. ankle jerk reflex. babinski reflex (toe), corneal(eye), abdominal. |
|
|
Term
|
Definition
| function is to regulate heartbeat, smooth muscle contraction, and gladular secretion in ways that maintain homeostatis. |
|
|
Term
| autonomic system divisions |
|
Definition
| sympathetic and parasympathetic. |
|
|
Term
| basic plan of autonomic pathways |
|
Definition
| preganglionic neuron, autonomic ganglion, postganglionic neuron, effectors- cardiac muscle, smooth muscle, and glands. |
|
|
Term
|
Definition
| norepinephrine or acetylcholine. |
|
|
Term
|
Definition
| axons that release norepinephrine |
|
|
Term
|
Definition
| axons that release aceylcholine are known as |
|
|
Term
| autonomic preganglionic axons, parasympathetic postganglionic axons |
|
Definition
| acetylocholine is released from |
|
|
Term
|
Definition
| nictoinic-1, nicotinic-2, muscarinic-1, muscarinic-2, and muscarinic-3. |
|
|
Term
| acetylcholinesterase terminates. |
|
Definition
| acetylcholine action is terminated by |
|
|
Term
| sympathetic division of autonomic system |
|
Definition
| fight or flight, everyday functioning of the body. |
|
|
Term
|
Definition
| involves smooth muscle, cardiac muscle, or glands. |
|
|
Term
|
Definition
| CN-1, carries info about the sense of smell |
|
|
Term
|
Definition
| CN 2- Carry visual info from eyes to the brain. |
|
|
Term
|
Definition
| CN 3, extends to various eye muscles. |
|
|
Term
|
Definition
| CN 4- Extend to the superior oblique muscles of the eye |
|
|
Term
|
Definition
| CN 5- Split into 3 branches, sensation of head and face. chewing, movements and proprioception. |
|
|
Term
|
Definition
| CN 6- Abduction of eye and proprioception |
|
|
Term
|
Definition
| CN 7- Facial expressions, secretion of saliva, tears, taste. |
|
|
Term
|
Definition
| CN 8- Balance or equilibrium sense. |
|
|
Term
|
Definition
| CN 9- Sensations of tongue, swallowing, movements, secretions of saliva, aid in control of blood pressure and respiration. |
|
|
Term
|
Definition
| CN 10- Sensations and movements of organs supplied, slows heart beat, increases peristalsis, contracts muscles for voice production. |
|
|
Term
|
Definition
| CN 11- Shoulder movements, turning, movements of the head, movements of the viscera-abdominal, voice production, proprioception. |
|
|
Term
|
Definition
| CN 12- Tongue movement, proprioception. |
|
|
