A10-year-old boy presents after noticing red streaks in his stool that began yesterday. he also complains of crampy periumbilical pain and his stools have been looser than normal since yesterday. a stool guaiac is positive. exam is notable for non-blanching pinpoint macules on his ankles that appear slightly urticarial. what is the most likely etiology of the child's hematochezia?

abacterial enteritis
bhemolytic uremic syndromeyour answer
chenoch-schönlein purpuracorrect answer
dmeckel's diverticulum

Which experiment would most likely contain experimental bias

Part a - prefixes, roots, and suffixes match these prefixes, suffixes and roots to their meanings. phospho- angio- -uria -tropic -phag- a. the word root means blood or lymph vessels. b. the word root means urine. c. the word root means feeding or eating. d. the word root means phosphate or phosphorus. e. the word root means attracted specifically to the specified organ or tissue. part b – match these vocabulary terms to their meanings. gonadotropic polyuria angiotensin ii polyphagia phosphodiesterase upon the release of renin, is produced and stimulates vasoconstriction and the release of aldosterone. fsh and lh are examples of hormones, which target the ovaries or testes. an enzyme that degrades second messengers like camp or cgmp is . overproduction of urine, or , is a sign of diabetes mellitus. overeating, or , is a sign associated with diabetes mellitus.

Study this image which statement best describes the rock shown check all that apply