A&P1 - Chapter 14 Word Scramble
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| Question | Answer |
| What are the main divisions of the adult brain? | cerebrum, diencephalon, midbrain and pons NOT the prosencephalon |
| Stimulation of the ___ within the hypothalamus produces the sensation of hunger | feeding center |
| ____ is a temporary cerebral disorder accompanied by abnormal movements, unusual sensations and/or inappropriate behavior | A seisure |
| The mesencephalon contains the headquarters of the _____, a specialized component of the reticular formation that controls alertness and attention | reticular activating system |
| Which sensation(s) does the vestibulocochlear nerve carry? | hearing and equilibrium |
| The medulla oblongata, pons, and midbrain comprise the | brain stem |
| A reflex that used to assess the sensory function of the trigeminal nerve is the ____ reflex | corneal |
| Use Figure 14-2 Cranial Nerves Identify the structure labeled "3" | abducens |
| Sensory innervation of the lower teeth and gums is by the ____ nerve | mandibular branch of the trigeminal |
| Damage to the substantia nigra causes a decrease in the neurotransmitter dopamine. This causes a gradual, generalized increase in muscle tone, which is the main symptom of | Parkinson's disease |
| Use Figure 14-2 Cranial Nerves What is the function of the nerve labeled "10"? | eye movement |
| The term used to describe the crossing over of a tract to the side of the nervous system opposite to where the axons originated is | decussation |
| The corpus callosum is composed of | commissural fibers |
| The cranial nerve that has three major branches is the | trigeminal |
| Describe cerebrospinal fluid | provides cushioning for delicate neural tissue, provides buoyant support for the brain, acts as a transport medium for nutrients and acts as a transport medium for waste products |
| The folds of the cerebrum are called | gyn |
| The highest levels of info processing occur in the | cerebrum |
| The visual cortex is located in the | occipital lobe |
| The cells that cover the outer surfaces of CNS capillary endothelial cells are the | astrocytes |
| ___ is a disorder affecting the ability to speak or read | aphasia |
| The folds of the surface of the cerebrum | increase the surface are of the cerebrum |
| The surface of the postcentral gyrus contains the ____ cortex | primary sensory |
| Use Figure 14-2 Cranial Nerves What is the function of the structure labeled "7"? | olfaction |
| In most cases, the general interpretive center and the speech center are located in | the left cerebral hemisphere |
| A9N0 ____ is a printed record of the brain's electrical activity over a period of time | electroencephalogram |
| The patient has the following symptoms: change in vocal tone, problems swallowing, inability to control urination, erratic heart rate and gastric problems. You would identify the problem as being related to the | vagus nerve |
| You suspect your friend has damage to cranial nerve I when he is unable to | smell his food |
| Damage to the premotor cortex of the frontal lobe would interfere with the ability to | play the piano |
| Ependymal cells work to | surround the capillaries of the choroid plexus, secrete CSF into the ventricles, remove waste products from the CSF and adjust the composition of the CSF |
| The cranial nerves that innervate the eye muscles are | III, IV, and VI |
| The dominant cerebral hemisphere of the brain performs | analytical tasks |
| The sense of taste projects to the gustatory cortex located in the _____ and ____ | insula, frontal lobe |
| Autonomic centers that control blood pressure, heart rate, and digestion are located in the | medulla oblongata |
| Describe the limbic system | amygolaloidbody, cingulate gyrus, hippocampus, and fornix NOT globus palliclus |
| Use Figure 14-2 Cranial Nerves Identify the structure labeled "9" | indundibulum |
| Terry suffers from dissociation of memories from their emotional content as the result of an automobile accident. What system of the brain is probably damged? | the limbic system |
| Which cerebral area is involved with judgment and predictive abilities? | prefrontal cortex |
| Use Figure 14-2 Cranial Nerves What is the function of the nerve labeled "4"? | hearing and balance |
| The auditory cortex is located in the | temporal lobe |
| Jean needs to have a tooth in her mandible filled. Her dentist injects a local anesthetic to block pain afferents in one of her cranial nerves. What cranial nerve does the dentist numb? | trigeminal |
| If the corpus callsum is surgically cut, what could happen? | the two cerebral hemispheres operate independently, symptoms of the disconnection syndrome appear, objects touched by the left hand are recognized but not verbally identified, & conscious decisions are made without regard to sensations from the left side |
| The primary motor cortex is the surface of the | precentral gyrus |
| Difficulty swallowing may be a sign of damage to which cranial nerve(s)? | glossopharyngeal and vagus |
| Integrative centers of the brain do what? | receive info from many sensory association areas, can impact higher intellectual functions, direct motor activities and include the Wernicke's area |
| What would you associate with damage to the spinal accessory nerve? | weakness of the sternocleidmastoid muscle |
| A patient develops a tumor of a cranial nerve that leads to difficulty in speaking from a loss of tongue movement. Which cranial nerve is affected? | hypoglossal |
| Use Figure 14-2 Cranial Nerves Identify the nerve labeled "11" | trigeminal |
| Cortical regions that interpret sensory info or coordinate motor responses are called ___ areas | association |
| Joe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicate that a brain tumor is the likely cause of these disorders. In what part of the brain is the tumor most likely located? | hypothalamus |
| After suffering a blow to the back of the head, Phil loses his vision. The blow probably caused damage to the | occipital lobe |
| What are the functions of the thalamus? | processes sensory info and relays it to the cerebrum |
| ____ is a condition resulting from an inflammation of a facial nerve | Bell's palsy |
| Use Figure 14-2 Cranial Nerves What is the function of the nerve labeled "5"? | visceral sensation and motor control |
| The ____ filters and relays sensory info to the cerebral cortex | thalamus |
| A brain hemorrhage is life-threatening because | neurological changes occur, areas of brain won't receive blood, person can loose consciousness and the pressure increase within the space can distort and potentially damage brain tissue |
| Gustatory info reaches the brain by way of | cranial nerve IX |
| Damage to the preoptic area of the hypothalamus leads to which problem? | reduced ability to regulate body temp |
| In each ventricle is a blood vessel network called the ___ that produces cerebrospinal fluid | choroid plexus |
| Droopy eyelids and double vision can result from injury to the ____ nerve | oculomotor |
| The optic nerve crosses at the | optic chiasm |
| After suffering a stroke, Mary finds that she cannot move her right arm. This would suggest that the stroke damage is in the area of the _____ lobe | left |
| Tic douloureux is | a disorder of the maxillary/mandibular branches of nerve V characterized by almost totally debilitating pain, triggered by contact with the lip/tongue and also called trigeminal neurolagia |
| Use Figure 14-2 Cranial Nerves Identify the structure labeled "1" | optic |
| The only sensation that is received directly by the cerebrum is | olfaction |
| The adult human brain contains almost ____ of the body's neural tissue | 97% |
| The ____ is important in storage and recall of new long-term memories | hippocampus |
| Bob is struck on the left side of the head and is knocked unconscious. When he recovers consciousness, he can hear individual words, but cannot understand the meaning of phrases or sentences. This implies damage to his | general interpretive area |
| The white structure that connects the cerebral hemispheres is the | corpus callosum |
| Parkinson's disease is the result of | inadequate production of dopamine by substania nigra neurons |
| During embryonic development, which of the following secondary brain vesicles will form the cerebrum? | telencephon |
| Emotions and behavioral drives are associated with the | hypothalamus |
| Cardiovascular centers located in the ____ adjust the heart rate, the strength of cardiac contractions, and the flow of blood through the peripheral tissues | medulla oblongata |
| The ____, a narrow stalk, connects the hypothalamus to the pituitary gland | infundibulum |
| The floor of the diencephalon is formed by the | hypothalamus |
| Use Figure 14-2 Cranial Nerves Identify the nerve labeled "12" | facial |
| Which of the cranial nerves is named for the fact that it "wanders", that is, innervates structures throughout the thorax and abdomen? | X |
| A person who has difficulty comprehending and using written language suffers from the disorder known as | dyslexia |
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jnipper
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