Blog

Assume a TCP connection exists between Host A and Host B. True or false: The acknowledgement number that Host A puts in its segment is the sequence number of the last byte Host A received from Host B.

How many timers does the TCP Sender use in order to decide when to retransmit a packet?

A 55-year-old male with a history of hypertension and diabetes presents to the emergency department with fever, cough, and shortness of breath. His oxygen saturation is 85% on room air. What is the most appropriate initial management step?

A 67-year-old patient shows up to the emergency department due to severe eye pain with sudden onset of blurry vision and nausea and vomiting.  Patient endorses photophobia and halos around lights.  What is the most appropriate first line treatment for this patient after performing a physical exam?

An 18-month pediatric patient is brought to the Emergency room by his mother stating he fell off a 2ft tall chair while feeding.  He did not lose consciousness but quickly began to cry.  Since the event he has been acting somnolent and very fussy. This is not his normal, so she became very worried and brought him in for evaluation.  Which of the following rules would warrant a CT scan in this patient vignette?

During your shift in the emergency department you pick up the chart of a 25-year-old male patient who is complaining of a fever for the past three days with night sweats, and body aches.  He is also concerned about the strange rash on his hand. Physical exam is positive for a murmur and non-blanching rash seen in photo on his skin.  Which of the following is the most likely diagnosis?

An 18-year-old G1P0 female presents for her 37-week prenatal visit with complaints of headache, blurred vision and right upper quadrant discomfort. Vital signs show BP of 170/100 mmHg and brisk patellar reflexes. Urinalysis shows 3+ proteinuria. Fetal heart tones are reassuring. What is your next step in the care of this patient?

Which of the following provides clinicals with measured or calculated date related to ventilatory support over time?

Which ventilator mode uses the patient’s electrical activity of the diaphragm to guide the functionality of the ventilator?

For which of the following uses might you consider the use of a pressurized gas powered ventilator?