Here, the rate of infusion is 40mLs/hr.
<h3>What is Infusion?</h3>
An infusion may be defined as a process of being extracted some compounds from original products.
To find the dose required = 0.5 (mg) x patient weight (kg)
= 0.5mg x 80 = 40mg
Available Aminophylline is 500mg in 500 mLs = 1mg in a mL
To find the actual rate of infusion = 
= 
= 40mLs/hour.
Therefore, the rate of infusion is 40mLs/hr.
To learn more about Infusion, refer to the link:
brainly.com/question/17056414
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An ion is an atom or molecule with a electric charge due to the loss or gain of one or more electrons.
Hope that helps
Nadolol works as an antianginal by decreasing the demand for oxygen by the heart, so the abrupt decrease can cause acute myocardial infarction, by increasing the demand for blood quickly.
<h3>What is Nadolol?</h3>
Nadolol is an antihypertensive drug known commercially as Corgard.
This oral medication is indicated for the treatment of high blood pressure and angina pectoris, as it works as an antianginal by decreasing the oxygen demand by the heart.
With this information, we can conclude that nadolol is an antihypertensive drug that cannot be stopped abruptly.
Learn more about myocardial infarction in brainly.com/question/816481
Answer:
I believe low muscle tension.
