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Anatomy II Test 4
| Question | Answer |
|---|---|
| _______ Fat laden lymph | Chyle |
| Give the IMMEDIATE drainage of the following: A.) right intestinal nodes B.) Left deep cervical | A. Cisterna chyli of thoracic duct B. Thoracic duct |
| Besides conduction lymph, list 2 different functions of the lymphatic system | immune defense transportation/absorption of fats |
| _______Cranial nerves associated with the medulla | CN 9,10,11,12 |
| _______Name given to the area located IMMEDIATELY external to the dura matter of the spinal cord | epidural space |
| _______name given to the fiber tract running from the hippocampus to the mammillary bodies | fornix |
| ______ group of fibers that connects the pons and the cerebellum | middle cerebellar peduncle |
| Cerebrospinal fluid is secreted by _______ and absorbed into a dural venous sinus via the ______ | Choroid plexus, arachnoid villa |
| ______ SPECIFIC NAMED part of the midbrain through which corticospinal fibers pass | Basal peduncle |
| _________ basal nucleus that has both limbic and olfactory functions | amygdaloid |
| ______ Nucleus involved in the auditory pathway, but NOT located in the midbrain | Medial geniculate |
| ______ named area of the diencephalon to which the pineal gland belongs | Epithalamus |
| ______ Part of the brain where nucleus cuneatus is located | medulla |
| ______ tooth like lateral extensions of the pia around the cord; anchors the pia and arachnoid to the dura | denticulate ligament |
| ______ contains ascending ipsilateral sensory fibers (vibration, discriminating touch) from T6 and below | fasciculus gracilis |
| _______ NAME of FUNCTIONAL area adjacent to the calcarine fissure, mostly on the medial aspect | primary visual area |
| _______ SPECIFIC named part of the pons that forms the floor of the 4th ventricle; contains nuclei and tracts | tegmentum |
| _______ extrapyramidal motor nucleus located in the midbrain that is the site of pathology in Parkinson's | substantia nigra |
| ______ number(s) given to the primary somatic sensory area | 1,2,3 |
| ______ named part of brain that maintains equilibrium, adjust muscle tone, influences synergy of muscle movement, etc. | Cerebellum |
| ______ type of fibers connecting the cortex with subcortical areas ( the internal capsule would be and example of this type) | projections fibers |
| Where EXACTLY does the thoracic duct end ( as determined by flow)? Be specific. | Into the venous system at the junction of the left subclavian vein and the left internal jugular vein |
| Cranial nerves attached to the pons | CN 5,6,7,8 |
| Cord of pia mater extending downward from the inferior end of the spinal cord | filum terminale |
| Name given to the fiber tract running from the hippocampus to the mammillary bodies | fornix |
| Group of fibers that connects the medulla and the cerebellum | inferior cerebellar peduncle |
| Cerebrospinal fluid passes from the 4th ventricle (via small openings) into the ________ | subarachnoid space |
| SPECIFIC NAMED part of the midbrain through which the corticospinal fibers pass | basal peduncle |
| Basal nucleus that has both limbic and olfactory functions | amygdaloid nucleus |
| nucleus involved in the visual pathway; the termination of the optic tract | Lateral geniculate |
| Part of the brain where the nucleus for the abducens nerve is located | tegmentum of pons |
| Contains ascending ipsilateral sensory fibers ( proprioception, vibration, discriminating touch) from T6 and above | Fasciculus cuneatus |
| SPECIFIC named part of the pons that forms the floor of the 4th ventricle; contains nuclei and tracts | tegmentum |
| Extrapyramidal motor nucleus located in the midbrain that is the site of pathology in Parkinson's | Substantia nigra |
| FUNCTIONAL are located in the occipital lobe adjacent to the calcarine fissure; also known as "area 17" (BE SPECIFIC) | Primary visual area |
| Named part of the brain that maintains equilibrium, adjusts muscle tone, influences synergy of muscle movement, etc. | cerebellum |
| Type of fibers connection cortices in opposite hemispheres (example: corpus collosum) | commisure |
| GIve the immediate drainage of the following: A. Deep inguinal nodes B. Lower umbilical region C. Superficial nodes of head D. Right lumbar nodes | A. External iliac nodes B. superficial inguinal nodes C. deep cervial nodes D. Cisterna chyli of thoracic duct |
| Fat laden lymph | chyle |
| Cranial nerves attached to medulla | CN 9,10,11,12 |
| Group of fibers that connects the midbrain and the cerebellum | Superior cerebellar peduncle |
| Name of groove on spinal cord where the ventral roots of the spinal nerves attach | ventrolateral sulcus |
| Structure in the tectum of the midbrain involved with visual reflexes ( BE SPECIFIC) | superior colliculi |
| Nucleus involved in the visual pathway; the termination of the optic tract | lateral geniculate |
| The major commissure | corpus callosum |
| Large C-shaped extrapyramidal motor nucleus located in the wall of the lateral ventricle | caudate nucleus |
| FUNCTIONAL area located in temporal lobe; also known as "areas 41,42" | Primary auditory area |
| The "primary somatic sensory area" (areas 3,1,2) is specifically located on the ______of the _______ lobe | postcentral gyrus, parietal |
| Contains ascending ipsilateral sensory fibers (vibration, discriminating touch) from T6 and below | fasciculus gracilis |
| specific part of the telencephalon that contains corticospinal and thalmocortical projection fibers | internal capsule |
| The dural sac extends from the foramen magnum to the _____ segment. The sac is also anchored to the ____ by the filum terminale | S2, coccyx |
| Specific structure(s) by which the cerebrospinal fluid flows from the subarachnoid space into the dural venous sinuses | arachnoid granulations |
| Specific name given to the area just anterior to the substantia nigra | basal peduncle |
| name given to the ventral, bulbous part of the pons | basal pons |
| The region immediately above and posterior to the thalamus; part of the limbic system and contains the pineal gland | epithalamus |
| Connects the lateral and 3rd ventricles | interventricular foramina |
| The fornix runs from the _____ to the ________ | hippocampus, mamillary bodies |
| Specific name given to the white matter of the spinal cord located between the ventral roots and dorsal roots | lateral funiculi |
| Nucleus involved in the visual pathway; the termination of the optic tract | lateral geniculate |
| Cerebrospinal fluid passes from the 4th ventricle into the ______ | Subarachnoid space |
| Functional area on lateral frontal lobe; also known as "areas 44,45" | motor speech area |
| Specific portion of midbrain through which corticospinal fibers pass | basal peduncle |
| part of brainstem which contains nuclei gracilis and cuneatus | medulla |
| The mammillary nucleus is one of the nuclei of the _____ | hypothalamus |
| SPECIFIC location (no numbers) of the primary somatic sensory area | on the postcentral gyrus in the parietal lobe |
| Type of fibers connecting cortices in opposite hemispheres (ex. corpus callosum) | commissure |
| Part of the thalamus involved with the auditory pathway | medial geniculate |
| 2 paired bumps located on the superior aspect of the dorsal surface of the midbrain | superior colliculi |
| cranial nerves associated with the pons | CN 5,6,7,8 |
| Cord of pia mater extending downward from the inferior end of the spinal cord | filum terminale |
| name given to the fiber tract running from the hippocampus to the mammillary bodies | fornix |
| group of fibers that connects the medulla and cerebellum | inferior cerebellar peduncle |
| Besides the submandibular (submaxillary) and auricular nodes, name 4 SUPERFICIAL groups of nodes in the head | submental, occipital, superficial cervical, parotid |
| Give the immediate drainage of the following A. Lower umbilical region B. Right mediastinal nodes | A. Superficial inguinal nodes B. Right lymphatic duct |
| Specific name given to WHITE matter of the spinal cord located between the ventral roots and ventral median fissure | anterior funiculi |
| group of fibers that connects the pons and the cerebellum | middle cerebellar peduncle |
| Structures by which cerebrospinal fluid from the subarachnoid space enters the superior sagittal sinus | arachnoid granulations |
| Part of the thalamus involved with the auditory pathway | medial geniculate |
| structure in the tectum of the midbrain involved in the auditory pathway (BE SPECIFIC) | inferior colliculi |
| type of fibers connecting the cortex with subcortical areas (ex. internal capsule) | projection fibers |
| FUNCTIONAL are on lateral frontal lobe; also known as "areas 44,45" | motor speech area/Broca's area |
| Name of the BASAL NUCLEUS that is a wedge-shaped extrapyramidal motor nucleus composed of two distinctly different nuclei | lenticular nucleus |
| Alternate name for the dorsal pons | tegmentum |
| The ______ (2 words) extends from the foramen magnum to the second sacral segment | Dural sac |
| Nucleus located in the floor of the hypothalamus; part of the limbic system | Mammillary nucleus |
| Name the cranial nerve NUCLEI located inside the midbrain | Oculomotor (3), Trochlear (4), Trigeminal (5) |
| Specific location of the "primary somatic sensory area" | postcentral gyrus in the parietal lobe |
| Besides the substantia nigra, an extrapyramidal motor nucleus located inside the midbrain | Red nucleus |
| Name given to the piece of dura separating the right and left cerebral hemispheres | Falx cerebri |
| Cerebrospinal fluid exits the ____ via the median and lateral apertures, and then passes into the ____ | 4th ventricle, subarachnoid space |
| Name the functional area on the temporal ad parietal lobes, usually on the left side; also called area 22 | sensory language area/ Wernicke's area |
| Specific name given to the WHITE matter of the spinal cord located between the dorsal and ventral roots (on lateral aspect of cord) | Lateral funiculi |
| Cranial nerves emerging from midbrain | CN 3,4 |
| An ovoid nucleus located at the anterior tip of the tail of the caudate, in the temporal lobe; part of the olfactory and limbic systems | Amygdaloid nucleus |
| Name given to that part of the midbrain ventral to the cerebral aqueduct; it consists of the tegmentum and basal peduncle | cerebral peduncle |
| named functional area just anterior to the primary motor area in frontal lobe; also called area 6 | Secondary motor area/ premotor area |
| part of medulla that contains corticospinal tract | pyramids |
| Collective name given to structure(s) formed by the superior and inferior colliculi | corpora quadrigemina |
| Cavity for cerebrospinal fluid located specifically in the diencephalon | 3rd ventricle |
| The dural sac extends from the ____ superiorly to the _____ | Foramen magnum, S2 |
| Crainial nerve that supplies sensory input to the carotid body and carotid sinus | CN 9 (glossopharyngeal) |
| Midbrain nucleus that sends fibers to the medial geniculate | inferior colliculi |
| Dermatomes represented in fasciculus cuneatus | T6 and above |
| Area 17 of the cerebral cortex receives fibers from ______ | Lateral geniculate |
| Which of the following are considered upper motor neurons? Circle all that are correct A. caudate nucleus B. Red nucleus C. Mammillary nucleus D. Amygdaloid nucleus | A, B |
| Consider a hemidissection of the right T3 spinal cord. Answer the following questions using the letter choices listed below A. R arm B. L. arm C. R leg D. L leg Where is loss of pain? Where is loss of voluntary motor control? Discriminating touch? | D, C, C |
| SPECIFIC name given to the REGION of the midbrain located between the cerebral aqueduct and the substantia nigra | Tegmentum |
| Give the IMMEDIATE lymphatic drainage of an infection of metastatic tumor cells located in the following areas A. Superficial Cervical nodes B. upper limb C. lower limb D. left bronchial nodes | A. Deep cervical nodes B. Axillary nodes C. Deep inguinal nodes D. Thoracic duct |
| Cranial nerve (name or number) that supplies the sphincter pupillae muscle | CN 3 |
| LOBE in which the general sensory cortex is located | Parietal |
| Fibers originating in area 17 and terminating on ipsilateral areas 18 and 19 are categorized as _____ fibers | association |
| In the absorption of cerebrospinal fluid(CSF), the CSF passes from the subarachnoid space into the _____ via the _____ | dural sinuses, arachnoid granulations |
| The primary auditory cortex receives information from the ____ nucleus | medial geniculate |
| Which of the following nuclei are located in thee midbrain? Put all correct A. nucleus gracilus B. red nucleus C. inferior olive D. superior colliculus | B,D |
| Consider a hemidissection of left T3 spinal cord. Name area of body where each of following would be experienced A. R arm B. L arm C. R leg D. L leg Decrease in pain sensation? In discriminating touch sensation? In voluntary motor control? | C, D, D |
| Part of brain where nucleus cuneatus is located | Medulla |
| Number(s) given to the primary somatic sensory area | 3,1,2 |
| Name the 2 groups of fibers that terminate in the ventral posterior nucleus of the thalamus | 2nd order spinothalamic nerve fibers, 2nd order medial lemniscal nerve fibers |
| Fibers of the RIGHT fascicles cuneatus terminate on the ____ (right or left) _______ (nucleus) | Right, Nucleus cuneatus |
| In general sensory pathways, all second order neurons terminate on the _______ (name the SPECIFIC nucleus) | Ventral posterior nucleus of the thalamus |
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