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Stack #50969
B's systems: nerv, endocr, resp, digest, urin, reprod
| term | meaning |
|---|---|
| nervous system includes | brain, spinal cord, nerves and sense organs |
| nervous system function | regulates body activities through action potentials (nerve impulses) |
| neuroma | nerve tumour |
| neuron | conducting cell of nervous system |
| axon | conducts impulses away from cell body |
| dendrite | conducts impulses towards cell body |
| meninges | covering of brain and spinal cord |
| outermost layer of meninges | dura mater (fibrous membrane) |
| middle layer of meninges | arachnoid membrane (fragile, fibrous layer) |
| innermost layer of meninges | pia mater (extremely thin, has rich blood supply) |
| space between dura mater and arachnoid membrane | subdural space (site of hemorrhage after head trauma) |
| space between arachnoid membrane and pia mater | epidural or subarachnoid space (filled with cerebrospinal fluid) |
| afferent (in nervous system) | sensory impulses to brain |
| efferent (in nervous system) | motor impulses from brain |
| aphasia | loss or impairment of speech, written language or signs |
| aphonia | loss of speech |
| apraxia | partial or complete loss of ability to perform movements |
| ataxia | impairment of coordination of movement |
| dysphagia | difficulty in swallowing |
| dysphasia | impairment of speech |
| dyspraxia | partial loss of ability to coordinate movements |
| migraine headaches | throbbing vascular headache, associated with constriction and dilation of arteries within the brain |
| cerebral palsy | progressive, permanent disorder of movement and posture resulting from an insult to the immature brain |
| epilepsy | abnormal electrical activity of brain causing spasms |
| endocrine system includes | all hormone-producing glands and cells |
| endocrine system fnc | regulates body activities through hormones transported in the blood |
| hypercalcemia | excess calcium in the blood |
| metabolism | sum of all chemical and physical changes in body |
| respiratory system includes | lungs, and associated passageways such as pharynx, larynx, trachea, bronchial tubes |
| digestive system function | break down and absorb food for use by cells and eliminate wastes |
| Crohn's Disease | chronic inflammation of GI tract |
| urinary system fnc | regulates chemical composition of blood, eliminates wastes... |
| prostatectomy | excision of prostate |