Hemodynamics — Flashcards

Flashcard 151: TXA2 causes vaso-_____

Answer: constriction

Flashcard 152: The direction of blood flow is determined by the direction of the _____ and is always from high to low pressure

Answer: pressure gradient

Flashcard 153: A hyperkinetic pulse is a rapidly rising pulse with high amplitude due to the rapid ejection of a(n) _____ stroke volume against a decreased _____

Answer: large

Flashcard 154: How does serum iron/ferritin change with pregnancy or OCP use? _____

Answer: No change

Flashcard 155: If blood flow is laminar, the highest velocity occurs at the _____ of the blood vessel

Answer: center

Flashcard 156: The excess fluid filtered out of the capillaries is returned to the circulation via _____

Answer: lymph

Flashcard 157: A decrease in mean systemic pressure is reflected in a shift of the vascular function curve to the _____

Answer: left

Flashcard 158: Any factor that causes increased _____ pressure will cause coronary sinus dilation

Answer: right atrial

Flashcard 159: Disorders of fibrinolysis typically present with _____ bleeding time

Answer: increased

Flashcard 160: The reason there is concentric left ventricular hypertrophy in response to systemic hypertension is that _____ wall thickness _____ wall stress by offsetting _____ wall tension

Answer: increased

Extra: Concentric hypertrophy: sarcomeres are added in parallel, leading to increased wall thickness. This is a common response to chronic pressure overload (e.g., hypertension, aortic stenosis).