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sergeinik [125]
3 years ago
7

The fossa ovalis is visible in this chamber

Biology
1 answer:
Artyom0805 [142]3 years ago
6 0

The correct answer is: right atrium

The fossa ovalis is a depression in the right atrium of the heart. The fossa ovalis is a structure that retained from the fetal development. It is thin fibrous sheet that used to cover the foramen ovale. During the fetal development this structure was important for the blood transport from the right atrium to the left atrium, because of the nonfunctional fetal lungs . It closes immediately after the birth.

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3 years ago
Mr. A.H., age 44, had a generalized tonic-clonic seizure unexpectedly at work_ He had no history of seizures, trauma, infection,
NemiM [27]

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a tumor is a growth of abnormal cells in the brain tissue, in this case they are malignant cancer cells since their growth is very fast, some are primary that start directly in the brain and other metastatic that start in another part of the body, in the case of Mister AH always had primary symptoms.

Tumors in the brain can show various symptoms. These are some of the most common:

Headaches, usually in the morning

Nausea and vomiting

Changes in the ability to speak, hear or see

Balance or walking problems

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Weakness or longing to sleep

Changes in mood or behavior

Seizures

tumors can destroy brain cells which can cause inflammation and damage to parts of the body depending on where in the brain this is exerted, this also aggravates the symptoms.

Radiation therapy used to treat brain cancers increases the risk of brain tumors up to 20 to 30 years later.

In this case, he was causing this same reaction to Mr. AH, which may also have another type of tumor such as

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