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A veteran with PTSD is undergoing a novel therapeutic trial where they are asked to recall a traumatic memory while being administered propranolol (a beta-adrenergic antagonist). What is the neurobiological rationale/hypothesis for this treatment?

You are evaluating two patients with gait instability. Patient A worsens dramatically when eyes are closed (Romberg positive) and has absent Achilles reflexes. Patient B has equal instability with eyes open or closed and reports room-spinning vertigo. What are the most likely neurological impaired sites for Patient A and Patient B?

Following a traumatic brain injury, a patient is medically cleared but exhibits significant impulsivity, poor judgment, and an inability to follow a home exercise program. Which region of the brain is most likely affected?

A 32-year-old male sustains a stab wound resulting in a right-sided T10 spinal cord hemisection (Brown-Séquard syndrome). Which of the following constellations of physical exam findings is most consistent with this injury?

I have 345 mL of a 1.5 M NaCl solution. If I boil the water until the volume of the solution is 250 mL, what will the molarity of the solution be?

A nurse teaches a group of nursing students about nurse practice acts in each state. The nurse describes which of the following as the main function of the State Nurse Practice Act?

If I add 25 mL of water to 125 mL of a 0.15 M NaOH solution, what will the molarity of the diluted solution be?

Thank you for your incredible patience with the Canvas hack and the shifting schedules. I know it’s been a whirlwind, and I’m so proud of how this class handled the curveballs. Click “Submit” below and go have a great rest of your day! 

During assessment, the nurse notes a break in the skin oozing drainage from the patient’s abscess and identifies that this finding represents which element of the chain of infection?

The patient has returned from surgery following an abdominal hysterectomy.  The nurse recognizes that the patient is at risk of developing a post-operative ileus and will listen for bowel sounds before allowing the patient to eat.  Which of the following interventions is best to enhance the return of peristalsis?