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chapter 12 anatomy c
objectives chapt.12
Question | Answer |
---|---|
AUTOTOMIC TONE | parasympathetic tone is dominate, but sympathetic tone can overide it at any time |
FACIAL NERVE IS ALSO CRANIAL NERVE #7 | carries fibers to the tear glands,salivary glands, and nasal glands |
GLOSSOPHARYNGEAL NERVE ALSO CRANIAL NERVE #9 | FIBERS TO THE SALIVARY GLANDS |
VAGUS NERVE | carries over 80% of the parasympathetic fibers travels to the abdominopelvic cavity,intravates abdominal nerves |
CHOLINERGIC RECEPTORS | activated by Ach |
MUSCARINIC RECEPTORS | activation causes pupils to constrict,heart rate to decrease,bladder to contract |
PHOTORECEPTORS | detect changes in light |