Hemodynamics — Flashcards

Flashcard 41: Somatostatin is secreted from _____ cells in the GI mucosa

Answer: D

Flashcard 42: How does the cardiac output of the left heart compare to the right heart? _____

Answer: Equal (in steady state)

Flashcard 43: What does πc represent in regards to capillary fluid exchange? _____

Answer: Capillary oncotic pressure

Flashcard 44: Massive pulmonary embolism may result in _____ shock and cor pulmonale

Answer: obstructive

Flashcard 45: Burns can cause massive volume loss by alteration of _____

Answer: capillary permeability (Kf)

Flashcard 46: _____ deficiency decreases the protective effect of heparin-like molecules produced by the endothelium

Answer: ATIII

Extra: * because heparin cannot bind (absent antithrombin III); normally heparin inhibits factor II, IX, & X [intrinsic pathway]

Flashcard 47: The pulmonary circulation is normally characterized as a(n) _____ resistance, _____ compliance system

Answer: low

Flashcard 48: What equation may be used to calculate the pulmonary vascular resistance (PVR)? PVR = _____

Answer: (Ppulm artery - PL atrium) / cardiac output

Flashcard 49: What is the approximate normal pressure in the left atrium? _____

Answer: < 12 mmHg

Extra: Heuristic: ventricle diastolic pressure ~ its atrial pressure

Flashcard 50: What type of adrenergic receptor do veins have? _____

Answer: α1-adrenergic receptors