Chapter 15. Learning, Memory, Language, & Speech
A 23-year-old medical student suffered a traumatic brain injury as a result of a motorcycle accident. He was unconscious and was rushed to the emergency department of the local hospital. A CT scan was performed and appropriate interventions were taken. What kind of information is obtained from a CT scan?
A. Blood flow in both superficial and deep parts of the brain
B. Changes in regional brain activity
C. Functional rather than detailed anatomic information
D. A high-resolution 3-dimensional image of the brain
E. Local glucose metabolism, blood flow, and oxygen
A 15-year-old boy who was not wearing a helmet was in a bicycle accident. He was rushed to the emergency department of the local hospital where it was diagnosed with mild traumatic brain injury based on the Glasgow Coma Scale. Which of the following symptoms are consistent with this level of traumatic brain injury?
A. Nausea and vomiting, slurred speech, and blurred vision
B. Fatigue, sleep disturbances, and mood changes
C. Limb weakness, confusion, and agitation
D. Mood changes, restlessness, and nausea
E. Slurred speech, limb weakness, and fatigue
A 52-year-old man had a closed-head injury that caused damage to the prefrontal cortex. As a result, this individual might be expected to experience the following memory disturbance.
A. Disappearance of remote memories.
B. Loss of working memory.
C. Loss of the ability to encode events of the recent past into long-term memory.
D. Loss of the ability to recall faces and forms.
E. Production of inappropriate emotional responses when recalling events of the recent past.
A 70-year-old woman fell down a flight of stairs, hitting her head on the concrete sidewalk. The trauma caused a severe intracranial hemorrhage resulting in brain damage. Following this injury, she seemed to ignore her left side; for example, she would only wash the right side of her body or only put a shoe on her right foot. What area of the brain was most likely damaged as a result of this fall down the stairs?
A. Inferior parietal lobe of the representational hemisphere