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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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OLga [1]
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3 0
3 years ago
Describe the two membranes covering the heart.
alex41 [277]

Answer: Fibrous pericardium and Serous Pericardium

Explanation:

The pericardium can be defined as the fibroserous sac( double layered) which covers the whole heart. The gap between two layers of serous pericardium is filled with serous fluid. This fluid protects the heart from external shocks.

Fibrous pericardium

This layer is the most superficial layer which consists of dense connective tissue. This layer of the heart protects it from over filling of blood, anchors the heart to the surrounding wall.

Serous pericardium

This layer provides lubrication to the heart by resisting the friction which occurs during the various type of heart function.

5 0
3 years ago
a healthcare professional advises a person with diabetes mellitus to have an annual eye exam. when the person asks why this is n
Allisa [31]

Retinopathy develops in patients with diabetes mellitus because of Retinal ischemia and red blood cell aggregation occurrence.

Anyone with diabetes can develop diabetic retinopathy.

Diabetes Retinopathy is caused by high blood sugar due to diabetes, having too much of sugar can damage retina.

At start of this, it might cause no symptoms or only mild vision problems. but longer can cause blindness.

as the time passes, too much sugar in blood leads to the blockage of the tiny blood vessels that nourish the retina and cuts off its blood supply.

and the eye attempts to grow new blood vessels. but they don't grow properly and can cause leakage.

Complications of retinopathy include blindness and also vitreous hemorrhage, Retinal detachment. and Glaucoma.

To prevent the risk, one should Manage your diabetes, monitor your blood sugar level and also keep BP and cholesterol under control.

To know more about diabetes retinopathy,

brainly.com/question/28871921

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6 0
1 year ago
Why is the presence of multiple alleles a deviation from Mendel's principle?​
Schach [20]
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6 0
3 years ago
43. in developed countries, most individuals die at , whereas in developing countries most individuals die at . a.a hospital; ho
Bogdan [553]

In developed countries, most individuals die at <u>hospitals</u>, whereas in developing countries most individuals die at <u>home</u>.

In excessive earnings nations the bulk of humans die of simply  vast organizations of reasons: cardiovascular sickness and cancer. As cardiovascular sicknesses declined, extra humans died from cancer. The proportion of deaths from maximum different vast reasons of dying increased, too. This has brought about more range in reasons of dying. Generally, wealthier international locations have a better common existence expectancy than poorer international locations, which may be argued to be done via better requirements of living, extra powerful fitness systems, and extra assets invested in determinants of fitness (e.g. sanitation, housing, education).

Thus, option a is the correct choice.

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8 0
1 year ago
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