Which of the following best defines post-traumatic stress disorder (PTSD)?

A nurse practitioner is evaluating a young female who is committed to her routines. For example, she needed to check and make sure each external door of her house was locked. Then, the patient walks around the outside of the house exactly four more times to ensure each external lock is secure. The most likely diagnosis for this patient is?

The mnemonic “SLUDGE” is used to remember the muscarinic effects of organophosphates. Which of the following symptoms have a correct association with this mnemonic?

Where do B lymphocytes mature and differentiate?

The action of which hormone is associated with cognitive rigidity?

Which of the following organisms is the most common cause for acute bacterial endocarditis?

The nurse practitioner preceptor and learner are reviewing bipolar disorder. Which statements by the nurse practitioner learner is FALSE?

Which of the following is NOT a risk factor for post-traumatic stress disorder?

What is the first antibody release with primary immune response?

A 70-year-old man comes to the clinic complaining of heart palpitations for the last 3 weeks. He has a history of hypertension, type 2 diabetes mellitus, and coronary artery disease. Irregularly irregular pulse is present during physical exam and electrocardiogram. Which of the following anatomic sites is the most likely origin for this patient’s arrhythmia?