For the points P and Q, find the coordinates of the midpoint of the segment PQ. P(-5, -1), Q(6, 2){“version”:”1.1″,”math”:”P(-5, -1), Q(6, 2)”}  

Find the center and radius of the circle. x2+y2+8x-12y+3=0{“version”:”1.1″,”math”:”x2+y2+8x-12y+3=0″}

Calculate the expiratory time (TE) when the ventilator frequency is set to 25 breaths/min and the inspiratory time (TI) is 0.75 second.

Refer to the following graphs to determine an appropriate response. Which one is the graph of y=x3{“version”:”1.1″,”math”:”y=x3″}?  What is its range?

During volume control ventilation, a patient’s airway resistance increases. This change will cause which of the following to occur?

USE THE FORMULA TO CALCULATE THE IBW IN POUNDS. A 5’10” male patient with normal lungs has been intubated and requires mechanical ventilation with volume-controlled continuous mandatory ventilation (VC-CMV). The tidal volume and ventilator rate settings that should be recommended for this patient are which of the following?

Indirect evidence that serve as substitutes for direct measurements of past climate. Hint: looking at the gas composition in bubbles in ice cores.

From the textbook, the Earth receives enough solar energy each day to power human consumption for 25 years.

I would really love an extra credit point.

A resident is very weak and ill and his speech is becoming very difficult to understand; which would be the best way to communicate with him?