An 8-year-old girl comes with her mother for evaluation of hair loss. the girls denies pulling or twisting her hair, and her mother has not noted this behaviour at all. she does not put her daughter's hair in braids. physical examination reveals a clearly demarcated, round patch of hair loss without visible scaling or inflammation. no hair shafts are visible. based on this description, what is the most likely diagnosis?

Jessica is a friend dislodge a piece of meat from her throat. she delivers five blows on her friend’s back with her fist and then gives him five abdominal thrusts. is jessica doing the procedure correctly? 1 no, she should use the heel of her hand for the blows. 2 no, she should use the side of her hand for the blows. 3 no, she should use her elbows to deliver the blows. 4 no, she should use a tennis ball to deliver the blows.