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mr_godi [17]
4 years ago
14

How does human activity affect earths freash water resources

Biology
1 answer:
Nikolay [14]4 years ago
3 0

Answer:

People throw their trash and pollution into the fresh water and make it not as fresh or safe to the animals as much as it could be.

Explanation:

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When preparing a client for surgery, the nurse realizes the operative permit has not been signed. the client tells the nurse he
stiv31 [10]

Answer:

The nurse should cancel the operation as the permit has not been signed by the patient. Usually, the permit includes the procedure of the operation, and related health risks and complications associated with the operation. Therefore, it is required that the patient must sign the operative permit or any type of legal document before taking preoperative medication.


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3 years ago
Describe what happens when your ears “pop”?
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When your ears 'pop' normally you hear louder and it feels like they are blocked!
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4 years ago
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Why are most genes inhibited in an average animal cell
Alisiya [41]

Answer:

Most genes must be turned off because cells play specific functions, thereby only a limited number of genes must be expressed in each cell type in order to produce proteins required in the cell  

Explanation:

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8 0
3 years ago
"A total artificial heart (TAH) is an electrically powered pump that circulates blood into the pulmonary artery and the aorta, t
yawa3891 [41]

a) It never needs batteries.

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c) It's specifically designed for long-term use.

d) An LVAD only supports a failing left ventricle.

Answer:

d) An LVAD only supports a failing left ventricle.

Explanation:

When both halves (R.&L Ventricles) of the heart  failed to pump blood, together with the failure of the valves  to regulate blood flow as  in biventricular failure, <em>a device can planted  in the patient to replace the failed right or let ventricles and to control the  directional flow of blood to the vascular system. This device is called TAH.</em>

However when the left ventricle is faulty so that blood pump into the systemic circulation is affected in case of a patient who is <u>waiting for heart transplants not old enough for transplants;</u> <u>who needs to sustain heart function after surgery</u>; or <u>patients  who could not find a  heart donor and therefore need to survive</u>, <em>a mechanical pump is implanted below the diaphragm and power by battery cell in a wearable outside. This miniature mechanical  pump is called Left venticular  assist device(LVAD).It only correct left ventricle anomaly</em> .

Thus the major difference between the two is that LVAD, is only for the  faulty left Ventricle correction.

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3 years ago
38. The rate of soil development in tropical areas is
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