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A&P
NERVOUS SYSTEM
| Question | Answer |
|---|---|
| OLFACTORY | CARRIES impulses for sense/smell to brain |
| OPTIC | Carries visual impulses from the eye to the brain. SENSORY |
| OCULOMOTOR | Controls contractions of eye movement |
| TROCHLEAR | Supplies one eye ball movement. |
| TRIGEMINAL | Carries sensory impulse from eye,jaw to brain |
| ABDUCEN FACIAL | Controls eyeball muscle. |
| FACIAL | Controls facial expressions,taste,salivary gland and tears. |
| VESTTIBUCOCHLEAR | Impulses for hearing and equilibrium from the inner ear to brain. |
| GLOSSOPHARYNGEAL | Carries sensory impulses from tongue and pharynx, swallowing, and parotid salivary glands. |
| VAGUS | Supplies most of the organs in the thoracic and abd, motor impulses to larynx and pharynx. |
| ACCESSORY | Controls muscles in neck and larynx |
| HYPOGOLOSSAL | controls muscles of tongue |
| SYMPATHETIC NS | Thoracolumbar division of the autonomic NS stimulates a fight or flight response |
| PARASYMPATHETIC NERVOUS SYSTEM | Craniosacral division of the autonomic nervous system; generally reverses the fight or flight response. |
| how many cranial nerves are there? | 12 |
| General sensory impules | They are for touch, feel, pain temp, vibrations. |
| Somatic Motor Impulses | Voluntary control of skeletal muscles. |
| Visceral Motor Impulses | Involuntary control of glands and involuntary muscles;cardiac, and smooth muscles; Thes motor pathways are part of the autonomic nervous system, parasympathetic divison. |
| Cerebrum | largest part of uppermost portion of brain. Cortex outer layer is the site for thought, memory,reasoning and mental functions. |
| Diencephalon | Between Cerebrum and the brain stem;contains thalamus and hypothlamus. Thalamus sorts and redirects sensory input,body heat and temp, maintains homeostasis and controls autonomic NS pituitary gland. |
| Anterior region below the cerbrum; | Connects Cerebrum and diencephalon with spinal cord. |
| Anterior to the Cerebellum | Connects tcerebellum with other portions of the brain. Helps to regulate respiration. |
| Medulla Oblongata | Links the brain with spinal cord. has centers for control of vital functions, such as respiration and the heartbeat. |
| Cerebellum | Coordinates voluntary muscles maintains balance and muscle tone. |