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A&P Chp 9
The Nervous system
| Question | Answer |
|---|---|
| The outermost covering of a nerve is called the_________. | Epineurium |
| True or False: Cranial Nerves are NOT a part of the CNS. | True |
| Humans have________ pairs of cranial nerves and______ pairs of spinal nerves. | 12 and 31 |
| Nerve cell most likely found in the ______ matter of the Spinal Cord. | Gray |
| Defects of the hindbrian effects the development of the ________ __________. | Medulla Oblongata |
| Nerves are bundles of_______ | Neurons |
| ________ nerves carry out sensory information. | Afferent |
| Efferent nerves carry out_______ information | Motor |
| The_____ is composed of the brain and spinal cord. | Central Nervous System |
| The PNS is composed of_______ nerves, ________ nerves, and _______. | Somatic, Autonomic and Ganglia |
| The autonomic nervous system is divided into the _________ and _________ nervous systems. | Parasympathetic and Sympathetic |
| The special senses are concentrated in the_____. | Head |
| Chemoreceptors on the tongue sense _______ (gustation). | Taste |
| ____________ in the retina of the eye sense light (vision) | Photoreceptos |
| _____ are color photoreceptors, and _____ rods detect dim light. | Cones and Rods |
| Neurons in the______ sense sound vibrations (hearing) | Cochlea |
| _________ in the semicircular canals and vestibule sense position (equilibrium) | Neurons |
| The CNS ______ weight as a person matures. | Loses |