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Brain and cranial ne
| Question | Answer |
|---|---|
| During embryonic development, which of the following brain vessels will form the cerebrum? | Telencephlon |
| Which of the following links the cerebral hemispheres with the brain stem | Diecephlon |
| The walls of the diencephanlon form the | Thalamus |
| The cerebellum and the pons area derived from the | Metencephalon |
| Visual and auditory information are processed by the | Diencephanlon |
| The tracts g that connect the cerebellum to the brain stem are located in the | Pons |
| Major centers concerned with autonomic control of breathing, blood pressure, heart rate, and digestive activities are located in the | Medulla oblongata |
| A neural cortex is found on the surface of the | A&C |
| Which of the following represents a link between the nervous and endocrine systems | Hypothalamus |
| The thin partition that separates the first and second ventricles is the | Septon pellcidum |
| The lateral ventricles communicate with the third ventricle through the | Interventricular foramen |
| A third and fourth ventricle are linked by the | Mesencephalic aqueduct |
| The ventricle associated with the pons and upper medulla is the | Fourth ventricle |
| The dural sinuses after located in the | Dura mater |
| What structure is highly vascular and closely at here's to the surface of the brain | Pia mater |
| A fold of dura matter that projects between the cerebral hemispheres and the midsagittal plane is called the | Folx cerebrae |
| What contains a delicate network of collagen and elastin fibers through which cerebrospinal fluid circulates | Subarachnoid |
| Which of the following is not a function of cerebrospinal fluid | Provides a medium for nerve impulse Transmissions |
| Cerebrospinal fluid | Is secreted by ependymal cells |
| Diffusion across the arachnoid Villi returns excess CSF to the | Venous circulation |
| Cerebrospinal fluid enters the subarachnoid Space by way of the | Lateral and medial appachures |
| Excess cerebrospinal fluid is drained into the | Superior sagittal sinus |
| Which of the following is not true about the blood-brain barrier | It's actively secretes glycine |
| The nucleus gracilis | Passes somatic sensory info to the thalamus |
| The pons contain | Tracks that link the cerebellum with the brainstem |
| Overseeing the postural muscles of the body and making rapid adjustments to maintain balance and equilibrium are functions of the | Cerebellum |
| The cerebral hemispheres are separated by a band of Cortex called the | Vermis |
| The white matter of the cerebellum forms theme | Arbor vitae (tree of life) |
| The fiber tract that links the cerebellum with the pons is the | Middle cerebellar peduncle |
| Auditory information from the medulla is received by the | Inferior colliculi |
| The area of the mesencephalon that is involved with the maintenance of muscle tone and posture is the | Red nuclei |
| Nerve fiber bundles on the ventrolateral surface of the mesencephalon are the | Cerebral peduncle |
| Motor nuclei that control reflex movements associated with eating are located in the | Mamillary bodies |
| Stimulation of the reticular formation results in | Increase consciousness |
| The ____ acts as a switching and relay Center for integration of conscious and unconscious sensory and motor pathways | Diencephalon |
| Which of the following is true of the epithalamus | A&B |
| The two cerebral hemispheres are separated by | Longitudinal fissure |
| Divisions of the cerebral hemispheres that are named after the overlying skull bone are | Lobes |
| After suffering a stroke, Mary finds that she cannot move her right arm. This will suggest that the stroke damage is in the area of the ____ lobe | Left frontal |
| Joe is suddenly begins to experience violent mood swings and develops a sporadic appetite. Physical examination indicates that tumor in his brain is the probable cause of these behaviors. In what part of the brain is a tumor most likely located? | Prefrontal cortex |
| After suffering a blow to the back of the head, Phil becomes comatose. The blow probably caused damage to the | Reticular formation damage |
| Motivation and forethought are localized in | Prefrontal lobe |
| Increase production and release of acetylcholine by the neurons and the cerebral nuclei would result in | Sporadic uncontrollable muscle contractions |
| During a laboratory session electrodes are attached to the head of a volunteer and order to monitor her brain waves. Once she is comfortable, she is asked saw the rather complex riddle. The longer she struggles with the problem, the more the class begins | Pheta waves |
| Bob is struck on the left side of the head with a board and is knocked unconscious. When he recovers Consciousness, he can hear but cannot understand what is being said to him. This implies damage to the | Temporal lobe |
| James suffers from The Chronic seizures and order to control the problem undergo surgery in which the fibers of the corpus callosum are cut. As a result of the surgery she would be unable to | Speak |
| ___ is the term used to describe the crossing over of tracks leaving the nuclear guy between opposite sides of the brain before reaching the destination. | Decussation |
| in the condition ____, a virus infects dorsal root ganglia, causing a painful rash whose distribution corresponds to that of the affected sensory nerve. | Shingles |
| The middle layer of the spinal nerve is termed the | Perineerium |
| Somatic motor nuclei are located on each side of the spinal cord and control all of the following except muscles that | Move the neck |
| Which of the following is true regarding an epidural block | All of the above |
| ____ is an inflammation of the meningeal membranes | Meininaitus |
| After age ___ vertebrae column continues to elongate, but the spinal cord does not | 4 |
| The spinal cord itself is ___ in relation to the vertebrae column | Shorter |
| The outermost layer of the connective tissue that surrounds each spinal nerve is the | Epinurium |
| The white matter of the spinal cord is dominated by | Myoelinated |
| The tough, fibrous outermost covering of the spinal cord is the | Dora moter |
| Control the spinal reflexes by the brain involves all of the following, except | The pathway of four to six neurons |
| All the following are true of polysynaptic reflexes, except that they | Are arranged according to durmatons |
| Interneurons in the spinal cord prevent muscle antagonist from interfering with an intended Movement by | Reciprocal inhibition |
| The Reflex that compliments a withdrawal reflex by making compensatory adjustments on the opposite side of the body receiving the stimulus is the ___ reflex | Crossed extensor |
| The flexor reflex | Move a limb away from painful stimulus |
| The Reflex that prevents a muscle from exerting too much tension in the ___ reflex | Tendon |
| All the following are true of muscle spindles, except that they | Are found in skeletal muscles |
| ___ is an example of a polysynaptic reflex | Stretch reflex |
| Reflexes that result from the connections that form between neurons during development are ___ reflexes | Innate |
| Reflexes can be classified according to all of the following except | Sensory or motor |
| All the following are true of neural reflexes, except that they | So wide variability in responses |
| The ulnar nerve is found in which plexus | Brachial |
| Eventual Rami of spinal nerves C5 to T1 form the blank plexus | Brachial |
| A nerve of the cervical plexus that innervates the diaphragm is the blank nerves | Phrenic |
| Each of the following nerves is found in the lumbar plexus except the ___ nerve | Syatic |
| The joining of the ventral Rami of adjacent nerves is termed a | Plexus |
| Sensory and motor interventions of the skin of the sides and front of the body are provided by the | Ventral ramus |
| Spinal nerves from the sagittal region of the cord innervate the __ß muscle | Leg |
| Muscles of the neck and shoulder are innervated by spinal nerves from the ___ region | Cervical |
| The ___ of each spinal nerve provides sensory and motor intervention to the skin and muscles of the back | Dorsal ramus |
| Which of the following pairs is not properly matched | Lumber spinal nerves 4 |
| Postganglionic fibers of the ans that intervate organs do not rejoin the spinal nerve but form | Autonomic nerves |
| A postganglionic fibers that connect an autonomic ganglion in the thoracic or a lumbar region with the local spinal nerve are called the | Gray Ramos |
| The preganglionic fibers that connect a spinal nerve with an autonomic ganglion in the thoracic and lumbar region of the spinal cord are the | Dorsal ramus |
| The dorsal and ventral root of each spinal segment unite to form a | Spinal nerves |
| Spinal nerves are ___ nerves | Mixed |
| The ventral root of a spinal nerve contains | Axons of motor |
| The dorsal root of a spinal nerve contains | Sensory neurons |
| The dorsal root ganglia contain | Cell bodies of sensory neurons |
| The outermost connective tissue covering of spinal nerves is the | Epineurium |
| The white matter of the spinal cord contains | Bundles of axons |
| Axons Crossing from one side of the spinal cord to the other within the gray matter are found in the | Gray commissions |
| The projections of gray matter toward the outer surface of the spinal cord are called | Horns |
| Blood vessels directly supplying of the spinal cord are found in | Pia motor |
| These specialized membranes that protect the spinal cord are termed | Spinal meninges |
| The spinal cord continues to elongate and enlarge until about age | 4 |
| The entire spinal cord is divided into ___ segments | 5 |
| The ___ is a strand of fibrous tissue that provides longitudinal support as a component of the coccygeal ligaments | Phylum terminal |
| Enlargements of the spinal cord occur | In segments of the spinal cord that control the limbs |
| In the spinal cord, white matter is organized into ascending and descending tracts grouping into | Columns |
Created by:
Courtney.eagan