Which of the following does the speaker say NOT to do when struck with melancholy?

Which electrolyte imbalance is most likely to cause muscle cramping and weakness and cardiac arrhythmias?

Humans should only have 1 active copy of insulin growth factor 2 (IGF2) which should come from the sperm due to imprinting. What condition occurs if the IGF2 imprint is lost in the egg? 

A postmenopausal woman presents with vaginal bleeding. Imaging reveals a large ovarian mass and her plasma CA-125 (a tumor marker) is elevated. A biopsy is planned, but the patient asks what the elevated CA-125 means. What is the best response? 

Which of the following patients is most likely to have a primary humoral immunodeficiency? 

A colleague’s tumor biopsy results are released on MyChart prior to their next visit and reflect the following staging and grading: T2, N3, M0 (Stage 3); Grade 4. They understand the staging but ask if you could explain what a Grade 4 tumor is. You know a Grade 4 tumor means: 

Which of the following best describes herd immunity? 

A person experiencing acute stress shows elevated blood pressure and dilated pupil. Which hormone would be primarily responsible? 

There are many similarities and differences in adult and pediatric cancers. One major difference is that pediatric cancer: 

A 60-year-old patient with a 10-year history of ulcerative colitis, an inflammatory bowel disease, presents with recent weight loss, fatigue, and low-grade fever. Labs show elevated C-reactive protein and erythrocyte sedimentation rate. Which of the following best describes the pathophysiological basis of their symptoms?