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A 33 week infant is delivered due to poor fetal growth. The mother previously had an amniocentesis for genetic testing, which was normal. On admission to the NICU, the infant’s hemoglobin is 9.2 g/dL. You suspect a fetal-maternal hemorrhage. To confirm this, you need to order:

A mother presents for an ultrasound secondary to size greater than dates. The ultrasound shows that the infant has hydrops fetalis and a FHT tracing concerning for anemia. The mother reports a recent illness with rash and painful joints. You suspect the infant’s symptoms are caused by:

A 28 week infant is now 34 weeks CGA. He develops pallor, tachycardia, and poor feeding along with a poor weight gain pattern. You suspect he has developed which of the following?

A term female is born after an uneventful pregnancy and delivery. On DOL 2, she develops petechiae over her entire body with a full, tense anterior fontanelle. Her CBC shows a platelet count of 31K. You are concerned she has:

A 42 week LGA infant of a diabetic mother develops hypoglycemia and respiratory distress in the newborn nursery shortly after birth. You are called to evaluate the infant and find him plethoric, acrocyanotic, and irritable. You obtain a CBC that shows a Hgb of 22.5 g/dL and a Hct of 67%. You recognize that this infant has: 

The essential growth factor for the production of red blood cells is:

Which meat quality defect is associated with lean carcasses and fast chilling?

Which forms of myoglobin contain iron in the ferrous (Fe²⁺) state? (select all that apply)

NO ABBREVIATION, LOWERCASE LETTERS ONLY Mr. Mangano ground some beef to make hamburger patties. After grinding, he stacked the patties together. Upon returning, he found out that the interface between patties had turned brown. The reason they turn brown is that during grinding, [1] from the air is mixed within the ground beef, and [2] (choose ONE: reduces/oxygenates/exchanges electron with/reacts with) myoglobin to form [3] (a nomenclature of myoglobin form) with bright cherry red color. As he stacked patties, the oxygen partial pressure decreases to a low level between 2.6% to 5.3%, causing [4] (choose ONE: reduction/oxidation/oxygenation/exchanges electron/reaction) of myoglobin to a compound called [5] (a nomenclature of myoglobin form) with [6] color.

Which enzyme is calcium-dependent and involved in postmortem proteolysis?