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worty [1.4K]
3 years ago
12

The heart is situated in the ____ surrounded by the pericardial sac.

Medicine
2 answers:
Irina-Kira [14]3 years ago
5 0
Mediastinum is the answer
galben [10]3 years ago
3 0

Answer:

mediastinum

Explanation:

Within the mediastinum, the heart is separated from the other mediastinal structures by a tough membrane known as the pericardium, or pericardial sac, and sits in its own space called the pericardial cavity. ... The heart is located within the thoracic cavity, medially between the lungs in the mediastinum.

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What is leukemia and why is it dangerous
Helga [31]

Acute leukemia happens when most of the abnormal blood cells don't mature and can't carry out normal functions. It can get bad very fast. Chronic leukemia happens when there are some immature cells, but others are normal and can work the way they should. It gets bad more slowly than acute forms do

4 0
3 years ago
Read 2 more answers
Which of the following does NOT involve the hypothalamic-pituitary axis of hormone function regulation?
konstantin123 [22]

Answer:

(D). oxytocin.

Explanation:

The hypothalamic-pituitary axis can be defined a pathway that plays a central role in regulation of various endocrine glands. Hormones released from hypothalamus stimulates pituitary gland, which in turns secrete pituitary hormones to regulate release of hormones from other endocrine glands.  

Regulation of growth hormone (somatotropin), cortisol (adrenal hormone), prolactin, and T3 (thyroid hormone) is done by hypothalamic-pituitary axis.

Oxytocin is a peptide hormone, which is synthesized by hypothalamus and secreted by posterior pituitary gland. However, level of oxytocin is regulated by positive feedback in loop, in which hormone itself regulates its release and does not involves regulation by hypothalamic-pituitary axis.

Thus, the correct answer is option (D).

6 0
4 years ago
1. The patient read the line marked 20/30 with the right eye with two errors; with the left eye, the patient read the line marke
miss Akunina [59]

Answer:

Hi

Explanation:

5 0
3 years ago
There are fewer antifungal, antiprotozoan, and antihelminthic drugs compared to antibacterial drugs because fungi, protozoa, and
mina [271]

There are fewer antifungal, anti protozoan, and antihelminthic drugs compared to antibacterial drugs because these cells can be similar to human cells and therefore they can not achieve selective toxicity.

<h3>What is drug selective toxicity?</h3>

The expression 'drug selective toxicity' makes reference to the ability of a specific medication to discriminate between cells of different organisms (in this case human cells and other types of eukaryotic cells).

Drug selective toxicity is a fundamental issue during drug discovery and drug development.

In conclusion, there are fewer antifungal, anti protozoan, and antihelminthic drugs compared to antibacterial drugs because these cells can be similar to human cells and therefore they can not achieve selective toxicity.

Learn more about drug selectivity here:

brainly.com/question/13700694

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7 0
2 years ago
The patient underwent a single-contrast upper GI series on Tuesday. The request form noted severe esophageal burning daily for t
11111nata11111 [884]

Answer:

In a patient underwent a single contrast upper GI series on Tuesday due to severe daily esophageal burning for six weeks, whose radiological diagnostic impression was Barrett's esophagus.

  • <u><em>Day of encounter</em></u><em>: </em><em>Tuesday </em>
  • <u><em>Diagnosis Code</em></u><em>: K 22.7 </em><em>(CIE-10 code for Barrett's Esophagus)</em><em> </em>
  • <u><em>Procedure Code</em></u><em>: 74240</em>

Explanation:

Barrett's esophagus is a clinical condition characterized by a change in the esophageal epithelium due to repeated exposure to gastric juices, by reflux, or other mucosal irritants.

Corrosive agents are considered to produce a change in the epithelium called metaplasia, associated with symptoms of esophageal burning and pain.

The ICD-10 code for Barrett's esophagus is K 22.7.

The procedure, which consists of a radiological examination of the upper digestive tract with the use of barium contrast has a code of 74240, which describes this type of radiological examination.

4 0
3 years ago
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