Anatomy Test 1
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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| ridge on cerebral cortex | gyrus
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| depression/groove on cerebral cortex | sulcus
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| occipital lobe function | visual processing center
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| parietal lobe function | somatosensory association center
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| thalamus function | major sensory inputs from skin relay through thalamus
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| temporal lobe function | hearing, comprehension, smell
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| frontal lobe function | motor functions, complex cognitive functions
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| insula function | gustation/taste
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| left cerebral hemisphere function | language, logical processing, movement of R side of body
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| right cerebral hemisphere function | spatial perception, movement of L side of body
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| central sulcus | separates parietal lobe from frontal lobe
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| parietooccipital sulcus | separates parietal lobe from occipital lobe
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| lateral sulcus | separates temporal lobe from frontal and parietal lobes
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| calcarine sulcus function | primary visual center
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| cingulate gyrus function | part of limbic system; regulates emotions and pain; drives the body's conscious response to unpleasant experiences (fear)
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| precentral gyrus function | major motor cortex (mostly skilled motor actions)
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| postcentral gyrus function | primary somatosensory cortex
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| longitudinal fissure | separates R and L hemispheres
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| corpus callosum | commissural tract (side-to-side between hemispheres); allows R and L hemispheres to communicate
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| lentiform nucleus function | assists with muscle movements
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| globus pallidus function | maintains muscle tone; regulates voluntary movements
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| putamen function | "auto-pilot"; regulates subconscious movements
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| claustrum function | helps process visual data
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| hippocampus function | part of limbic system; long-term memory
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| caudate nucleus function | learning and memory storage; sets rhythm of arms/legs when walking; balance
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| amigdaloid body function | motivation and emotional behavior; applies emotion to memories
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| lateral ventricles function | stores CSF
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| anastomosis definition | connection between 2 blood vessels
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| projection tracts | ascending and descending
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| arcuate tracts | connect Broca's and Wernicke's areas
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| commissural tracts | side-to-side (ex. corpus callosum)
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| longitudinal fasciculi | front-to-back of cerebrum
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| tectum function | superior colliculus= visual reflexes /
inferior colliculus= auditory reflexes
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| fornix function | long-term memory
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| tegmentum function | consciousness
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| reticular formation function | consciousness
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| substantia nigra function | dopamine; muscle tone
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| pneuotaxic and apneustic centers function | govern rhythm and depth of breathing
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| Olfactory Nerve (I) function | smell
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| Olfactory Nerve (I) foramen | cribriform plate foramina
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| Optic Nerve (II) function | vision
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| Optic Nerve (II) foramen | optic canal
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| Oculomotor Nerve (III) function | innervates extrinsic eye muscles (superior rectus, medial rectus, inferior rectus, and inferior oblique)
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| Oculomotor Nerve (III) foramen | superior orbital fissure
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| Trochlear Nerve (IV) function | innervates superior oblique muscle
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| Trochlear Nerve (IV) foramen | superior orbital fissure
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| Trigeminal Nerve (V) function | sensory to face; innervates muscles of mastication
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| Trigeminal Nerve (V) foramen | Opthalmic Div= superior orbital fissure /
Maxillary Div= foramen rotundum /
Mandibular Div= foramen ovale
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| Abducens Nerve (VI) function | abducts the eyeball (lateral rectus muscle)
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| Abducens Nerve (VI) foramen | superior orbital fissure
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| Facial Nerve (VII) function | innervates muscles of facial expression
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| Facial Nerve (VII) foramen | internal acoustic meatus
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| Vestibulocochlear Nerve (VIII) function | sensory nerve of hearing and balance
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| Vestibulocochlear Nerve (VIII) foramen | internal acoustic meatus
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| Glossopharyngeal Nerve (IX) function | innervates structures of tongue/pharynx
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| Glossopharyngeal Nerve (IX) foramen | jugular foramen
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| Vagus Nerve (X) function | parasympathetic to abdomen and thorax
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| Vagus Nerve (X) foramen | jugular foramen
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| Accessory Nerve (XI) function | innervates trapezius and sternocleidomastoid
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| Accessory Nerve (XI) foramen | jugular foramen
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| Hypoglossal Nerve (XII) function | innervates the tongue muscles
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| Hypoglossal Nerve (XII) foramen | hypoglossal canal
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| Which nerve innervates the superior rectus muscle? | oculomotor (III)
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| Which nerve innervates the superior oblique muscle? | trochlear (IV)
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| Which nerve innervates the lateral rectus muscle? | abducens (VI)
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| Which nerve innervates the inferior oblique muscle? | oculomotor (III)
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| Which nerve innervates the inferior rectus muscle? | oculomotor (III)
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| Which nerve innervates the medial rectus muscle? | oculomotor (III)
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| Which muscle controls the eyelid? | levator palpabrae superioris
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| Which nerve innervates the sphincter and dilator pupillae muscles? | oculomotor (III)
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| What muscle connects to the tympanic membrane? | tensor tympani
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| located in the semicircular canal used to detect angular movement | crista ampularis
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| area of skin supplied by nerves originating at spinal nerve root | dermatome
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| a group of muscles supplied by a single spinal nerve | myatome
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Created by:
lindseymontgomery
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