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19 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Neurons are responsible for what 5 activities? |
Sensing, thinking, remembering, muscular activity and glandular secretions |
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How many minutes can neurons survive without oxygen before irreparable damage is done to the cells? |
3-4 minutes |
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What is a primary tumor? |
Cancer stays in it's place of origin. Starts in the brain and doesn't often metastasize. Can be benign or malignant. |
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What is a secondary tumor? |
Originates somewhere else and through metastasis spreads to the brain. |
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What are the 3 most common cancers which metastasize and spread to the brain? |
Lung, breast, and spinal cord cancer |
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What is a benign brain tumor? |
Slow growing cancer cells which originate within or surrounding the brain. Not likely to spread, return or become malignant if entirely removed. No chemo or radiation necessary. |
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What is a malignant tumor? |
Fast growing cancer that requires chemotherapy and/or radiation to treat as it often returns after surgery. |
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Why are brain tumors so dangerous? |
Enclosed within bony skull therefore the brain becomes compressed against the bone and disrupts function. Can also block cerebral spinal fluid. |
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Symptoms of brain tumors? |
- Increased intracranial pressure - seizures - headaches - speech, vision, smells problems - nausea/vomiting - behavioral changes |
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Also known as Lou Gehrig's disease, this disorder affects both the brain and spinal cord; leading to the degeneration of the somatic motor system = weakened/atrophied muscle, speech/breathing/chewing impairment. |
Amyotrophic lateral Sclerosis (ALS) |
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Disorder in which the Progressive demyelination of CNS neurons cause disrupted nerve impulses and impaired sensory perception and motor coordination. |
Multiple Sclerosis |
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Slowly progressive disorder affecting muscle movement and balance. Characterized by stuff posture, tremors and decreased spontaneity of facial expressions. |
Parkinson's disease |
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Inflammation of the meninges. Can be viral or bacterial (worse) and often affects the arachnoid and pia maters. |
Meningitis |
A cerebral spinal fluid sample is collected to determine whether illness is present. Clear CSF is good, cloudy is bad (means there are proteins in fluid) |
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Anosmia |
Without smell |
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Shingles |
Reactivation of childhood chicken pox in adulthood causing a rash and blisters. |
10% of the adult population will experience this disorder |
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Injury to this nerve results in 1. Loss if sensation on lateral portion of the palm, palmar surface of the thumb and lateral 2.5 digits 2. Pronation of forearm. 3. Flexion of wrist and digits |
Median nerve |
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Injury to this nerve results in - Impaired flexion and addiction of the wrist - impaired movement of the thumb, ring and middle fingers |
Ulnar nerve injury |
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Injury of this nerve results in wrist drop (Saturday night paralysis) |
Radial nerve |
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Injury to the iliohypogastric nerve results in... |
A weakness of the muscles in the inguinal canal = development of an inguinal hernia |
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