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Resistivity: You are given a copper bar of dimensions 3 cm × 5 cm × 8 cm and asked to attach leads to it in order to make a resistor. (3 points each)(a) If you want to achieve the SMALLEST possible resistance, you should attach the leads to the opposite faces that measureA) 3 cm × 5 cm.B) 3 cm × 8 cm.C) 5 cm × 8 cm.D) Any pair of faces produces the same resistance.(b)  If you want to achieve the LARGEST possible resistance, you should attach the leads to the opposite faces that measureA) 3 cm × 5 cm.B) 3 cm × 8 cm.C) 5 cm × 8 cm.D) Any pair of faces produces the same resistance.

The immune system usually responds to [answer1] cells and molecules, but not [answer2] cells and molecules.  

From an evolutionary perspective, germ line mutations are more significant than somatic mutations. This is because ________.

You are a doctor examining a patient’s blood test results. The patient’s T cell count is low, and T cells that are present are not well developed. You are concerned that the patient will ________.

A patient with an IBW of 70 kg is on CPAP/PSV mode with the following settings below. The patient is awake, alert, and following commands and breathing comfortably. Pressure Support=5FiO2=50%Peep=5Flow Trigger= 2E sense= 25%Patient Data listed below:Spontaneous Respiratory Rate=18Spontaneous VT= 430 mlsVe= 7.74 L/minABG Values:pH=7.40PaCO2=40PaO2=120HCO3=24Based on the information above, what changes, if any, need to be done to improve the patient’s ABG?

An order has been placed to conduct an SBT on a patient who is awake, alert, and following verbal commands. Which of the following ventilator settings is the most appropriate to place a patient on to complete their SBT?

True or False: Your patient is a female who has an IBW of 80 kg just successfully completed a 30 minute SBT trial on CPAP/PSV mode and the ABG results came back normal. After the SBT trial, the physician asks for you to obtain pulmonary mechanics from the patient. Below are the results NIF= -30 cm H2OVC= 1200 mlsRSBI=106Cuff Leak= YesSpontaneous Respiratory Rate=25The physician states that this patient is ready for extubation. Based on the results, is this statement true or false?

You have a patient on CPAP/PSV mode with the settings below:PS=5FiO2=30%PEEP=5Flow Trigger=2Rise Time=50%Patient Data listed below:Spontaneous Respiratory Rate=20Spontaneous VT= 500 mlsVe= 10 L/minI:E=1:4With the given information, what is the patient’s RSBI value?

Which of the following modes/methods can be used to perform a Spontaneous Breathing Trial (SBT)?I. Pressure Control VentilationII. Pressure Support VentilationIII. Automatic Tube CompensationIV. Automatic Tube CompressionV. T-Piece Trial

A patient with an IBW of 55 kg has been on ATC mode for 5 minutes with the following settings below. The patient is awake, alert, and following commands but looks a little uncomfortable. % Support= 80%FiO2=30%Peep=5Flow Trigger= 2E sense= 25%Flow Trigger= 2Patient Data listed below:Spontaneous Respiratory Rate=14Spontaneous VT= 200 mlsVe= 2.8 L/minI:E Ratio= 1:4Vital SignsHR=88RR=14SAT=96%BP= 120/80What changes, if any, can be made that can help improve this patient’s minute ventilation?