The Brain and Cnanial Nerves Midsagittal sections of the human and sheep brains

Question

The Brain and Cnanial Nerves Midsagittal sections of the human and sheep brains are strikingly similar Compare your dissection with a human brain model man brais mode strkiny Word Origins dentify the labeled cerebral lobes Colliculus derives from Latin and means "mound" The collective name for the inferior and waperior Latin and means, lnerally, "bodies of quadruplets." More looih translates to "four bodies' it eefers o the four mounds (bodies) of tissue that comprise the infierioe and superice colliculi dentify structures A-E in the figure Structure A Structure B Structure C Structure D Structure E Which of the five structures above form the brainstem? This structure is a component of which brain region What is the function of this structure? MAKING CONNECTIONS Identify one structural difference between the human and sheep brain. IN THE CLINIC Seasonal Affective Disorder Melatonin production increases in darkness and declines during daylight hours. During winter, when the amount of daylight decreases at higher latitudes, daily melatonin output increases This change is believed to be the physiological basis for seasonal affective disorder (SAD).Symptoms of SAD include disruption of normal sleeping and eating patterns and adverse mood changes SAD can be treated by getting enough sleep, eating a healthy diet and exercising regularly. During the fall and winter therapy, using a light box that mimics sunlight, is also an effective treatment for many people. light

Explanation / Answer

1) The cerebral lobes are labelled as follows,

2) The structure marked is corpus callosum. It connects the two cerebral hemispheres and integerates motor, sensory and other cognitive performances between cerebral cortex on one side of the brain to corresponding region on the other hemisphere.

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