CDIS Chapter 3.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| anterior | toward the front
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| posterior | toward the back
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| ventral | toward the abdomen
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| dorsal | toward the back
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| superior | toward the top
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| inferior | toward the bottom
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| proximal | toward the body
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| distal | away from the body
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| medial | toward the middle
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| lateral | toward the side
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| afferent | toward the nervous system
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| efferent | away from the nervous system
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| CNS includes | brain and spinal cord
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| PNS includes... | nerves outside the brain and spinal cord
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| cranial nerves | 12 pairs of nerves that emerge from the spinal cord
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| spinal nerves | 31 pairs of nerves that emerge from the spinal cord
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| sensory information travels.. | to the brain
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| motor information travels... | away from the brain
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| neurons | highly specialized cells that make up the nervous system and carry its sensory and motor information
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| dendrites | bring nerve impulses into the cell body
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| axons | take nerve impulses away from the cell body
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| synapse | space where two neurons meet
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| neurotransmitters | chemical agents in the brain that help carry information across the synaptic cleft
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| mylin sheath | a coating around the axon which helps increase the speed at which an impulse travels across a nerve
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| meninges | three membranes that line the skull and enclose the brain and spinal cord
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| what are the 3 meninges | pia mater, arachnoid mater, dura mater
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| What are the 3 things that protect the CNS | Bone, meninges and fluid
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| cardiac center | controls the heart
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| vasomotor center | controls the blood vessles
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| respiratory center | controls breathing
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| cerebellum | regulates motor and muscular activity (coordination and balance)
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| cerebrum | thinking, problem solving
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| insular cortex | "5th lobe" involved in consciousness
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| parietal lobe | sensory and perceptual information, and comprehending oral and written language
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| temporal lobe | auditory perception, memory, speech *
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| heschl's gyrus | auditory cortex
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| wernicke's area | language comprehension
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| occipital lobe | visual information
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| what are the organization principles of the brain | interconnectedness, hierarchy, specialization
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| contralaterality | bodily sense are processed on opposite sides of the brain
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| spoken language involves | respiratin, phonation, articulation
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| parts of the upper respiratory system | trachea, larynx, oral cavity, nasal cavity
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| lower respiratory system | lungs, bronchi, alveoli
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| thorax | skeleton of the chest
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| pleura | thin sac that attaches to the inner side of the thorax and outer side of the lungs
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| primary muscles | involved in restful breathing
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| secondary muscles | forced inspiration
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| trachea | cartilage tube that runs from oral cavity to lungs
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| resonance | airflow's ongoing vibration as it moves through the pharynx
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| articulation | the act of manipulating airflow submitted by the phonatory system to create highly precise speech sounds
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| auricle | visible portion of outer ear
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| EAC | external auditory canal- conducts sound waves inward
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| tympanic membrane | serves as a loudspeaker
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| eustachian tube | serves as a pressure equalizing tube (PET)
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| 3 bones in the middle ear | malleus, incus, stapes
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| ossicular chain | 3 bones connected (vibrations are carried along as mechanical energy)
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| inner ear | fluid filled cavity that resides deep inside the temporal bone
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| 3 major cavities in the inner ear | vestibule, semicircular canal, cochlea
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| tonotopic organization | basilar membrane organized by frequency- high to low
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| 3 layers of the tympanic membrane | ectoderm, mesoderm, endoderm
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| 2 regions of the tympanic membrane | pars flaccida, pars tensa
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| impedance | the sensitivity in the fluid versus air and how well sound waves travel through it *
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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