Blood and Immunity — Flashcards

Flashcard 71: The total blood volume of a child is around _____ ml/kg.

Answer: 75-80

Flashcard 72: Antiparasitic and cytotoxic properties of eosinophils are mediated by _____

Answer: Major Basic Protein (MBP) (Proteoglycan 2)

Flashcard 73: Cause of death in smoke inhalation?_____ hypoxia

Answer: Anemic

Flashcard 74: The level of 2,3 DPG is _____ in anemia.

Answer: increased

Flashcard 75: Thrombomodulin is an anticoagulant produced by all endothelial cells except those in the _____ microcirculation

Answer: cerebral

Flashcard 76: In an anemic patient, the mixed venous PO2 levels are _____

Answer: low

Flashcard 77: Lymphoid growth peaks at around _____ years of age

Answer: 10-12

Extra: According to Scammon's growth curves, lymphoid tissue (e.g., thymus, lymph nodes, tonsils) grows rapidly in childhood, reaching its peak (nearly 200% of adult size) at around 10-12 years of age, followed by involution during puberty.

Flashcard 78: What is the formula for calculating Blood volume from Plasma volume and hematocrit?_____

Answer: Blood Volume = Plasma Volume / (1 - Hematocrit)

Extra: Hematocrit (Hct) represents the fraction of total blood volume occupied by red blood cells. Formula derivation: Plasma Volume = Blood Volume × (1 - Hct) Therefore, Blood Volume = Plasma Volume / (1 - Hct)

Flashcard 79: CarboxyHb will lead to a falsely _____ in reading on pulse oximeter

Answer: increased

Flashcard 80: IgG_____ does not cross the placenta in significant amounts.

Answer: 2