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Arte-miy333 [17]
3 years ago
8

The heart is enclosed in a double-walled sac called?

Medicine
1 answer:
dlinn [17]3 years ago
3 0

Answer:

The pericardium is a double-walled sac containing the heart and the roots of the great vessels. The pericardial sac has two layers, a serous layer and a fibrous layer. It encloses the pericardial cavity which contains pericardial fluid.

Latin: Pericardium

Location: A sac around the heart

Artery: Pericardiacophrenic artery

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A train travels 540 miles in 12 hours.<br><br> What is the unit rate of miles per hour?
Yuliya22 [10]

The unit rate of the train in miles per hour is; 45 miles per hour

Distance traveled by train; d = 540 miles

Time of travel; t = 12 hours

Unit rate here will be the distance travelled per hour.

Formula for the unit rate here is;

Unit rate = distance travelled/time taken

Unit rate = 540/12

Unit rate = 45 miles per hour

Read more about unit rate at; brainly.com/question/4895463

8 0
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Ilya [14]

Answer:

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Thus, the correct answer is option (B).

 

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3 years ago
Type 300 or more words on The type of diet that is best for<br> diabetes prevention.
suter [353]

Answer:

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The diabetes diets must include many type of grains and meat, these are the major source of calorie for the diabetes patient. Non starch vegetables, fruits, nuts are the major food diet for the diabetes.

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Which of the following is NOT a common indication for oxygen administration?​
kotykmax [81]

Answer:

H2o

Explanation:

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The physical or structural character of a dose is called the
Talja [164]
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