What is temporal lobe atrophy?

Damage to the brain’s frontal and temporal lobes causes forms of dementia called frontotemporal disorders. . As neurons die in the frontal and temporal regions, these lobes atrophy, or shrink. Gradually, this damage causes difficulties in thinking and behaviors normally controlled by these parts of the brain.

A score of 0 or 1 is considered normal at all ages, and a score of 4 is regarded as abnormal at all ages. Barkhof et al. stated that an MTA score of 1 can be regarded as normal in patients younger than 75 years, and an MTA score of ≤2 can be considered normal in individuals older than 75 years [14].

What does the medial temporal lobe control?

Abstract. The medial temporal lobe includes a system of anatomically related structures that are essential for declarative memory (conscious memory for facts and events).

What part of the body does the temporal lobe control?

The function of the temporal lobe centers around auditory stimuli, memory, and emotion. The temporal lobe contains the primary auditory complex. This is the first area responsible for interpreting information in the form of sounds from the ears.

What is mild global cortical atrophy brain?

Brain atrophy — or cerebral atrophy — is the loss of brain cells called neurons. Atrophy also destroys the connections that help the cells communicate. It can be a result of many different diseases that damage the brain, including stroke and Alzheimer’s disease.

What is the role of the medial temporal lobe in memory?

The medial temporal lobe is necessary for establishing a kind of memory that is termed long-term declarative or explicit memory. Declarative memory refers to the capacity for conscious recollection of facts and events (Squire, 1992).

What does the temporal lobe control?

The temporal lobes sit behind the ears and are the second largest lobe. They are most commonly associated with processing auditory information and with the encoding of memory.

Does the temporal lobe control balance?

This area of the brain controls balance, voluntary movements and coordination, such as learned physical skills and purposeful movements as well as fine motor activity.

How do I know if I have FTD?

With FTD, unusual or antisocial behavior as well as loss of speech or language are usually the first symptoms. In later stages, patients develop movement disorders such as unsteadiness, rigidity, slowness, twitches, muscle weakness or difficulty swallowing.

What is the medial temporal lobe memory system?

This neural system consists of the hippocampus and adjacent, anatomically related cortex, including entorhinal, perirhinal, and parahippocampal cortices. . The medial temporal lobe memory system is needed to bind together the distributed storage sites in neocortex that represent a whole memory.

How do FTD patients die?

FTD is not life-threatening ─ people may live with it for years. But it can lead to an increased risk for other illnesses that can be more serious. Pneumonia is the most common cause of death, with FTD. People are also at increased risk for infections and fall-related injuries.

What are three functions of the temporal lobe?

The function of the temporal lobe is related to the perception of auditory, taste, olfactory sensations, analysis and synthesis of speech sounds, memory mechanisms. The major functional center of the upper side of the temporal lobe is located in the superior temporal gyrus.

What does the temporal lobe of the brain control?

The temporal lobes sit behind the ears and are the second largest lobe. They are most commonly associated with processing auditory information and with the encoding of memory.

How fast does FTD progress?

The progression of symptoms – in behavior, language, and/or movement – varies by individual, but FTD brings an inevitable decline in functioning. The length of progression varies from 2 to over 20 years.

What are the final stages of FTD?

– A gradual reduction in speech, culminating in mutism.
– Hyperoral traits.
– Failure or inability to make motor responses to verbal commands.
– Akinesia (loss of muscle movement) and rigidity with death due to complications of immobility.

Which lobe is responsible for long term memory?

frontal lobe

What would happen if the temporal lobe is damaged?

Damage to the temporal lobes can result in: Difficulty learning and retaining new information. Impaired factual and long-term memory. Persistent talking.

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