Autoregulation mechanisms US Medical PG Flashcards - Medical Study Cards
Master Autoregulation mechanisms with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Autoregulation mechanisms Flashcard Deck - 10 Cards
Flashcard 1: In the muscle stretch reflex, some Ia and II afferent fibers stimulate _____ muscles (agonist or antagonist) causing muscle contraction
Answer: agonist
Flashcard 2: What is the major factor determining autoregulation of blood flow to the skin?_____
Answer: Sympathetic innervation
Flashcard 3: The _____ is a fast, neurally mediated mechanism of regulating arterial pressure
Answer: baroreceptor reflex
Flashcard 4: _____ is the concept that blood flow to an organ is proportional to its metabolic activity
Answer: Active hyperemia
Flashcard 5: Ideally, blood flow in the cardiovascular system is _____, or streamlined
Answer: laminar
Flashcard 6: The rate at which blood is pumped from either ventricle is called the _____
Answer: cardiac output
Extra: Watch associated Bootcamp video [https://app.bootcamp.com/med-school/cardiology/videos/cardiac-parameters-of-physiologic-function?index=10]
https://onlinemeded.org/spa/cardiac/anatomy-of-the-heart/acquire?ref=anki
Flashcard 7: Both ADH and oxytocin are neuropeptides, synthesized in hypothalamic neurons and secreted from nerve terminals in the _____
Answer: posterior pituitary
Extra:
Watch Hypothalamic & Pituitary Dysfunction Etiologies [https://dashboard.sketchy.com/study/medical/courses/medical-pathophysiology/units/medical-pathophysiology-endocrine/videos/medical-pathophysiology-endocrine-hypothalamic-and-pituitary-disorders-hypothalamic-and-pituitary-dysfunction-etiologies?utm_source=anki&utm_medium=partnership&utm_campaign=february_update&utm_content=medical] Watch associated Bootcamp video [https://app.bootcamp.com/med-school/histology/videos/endocrine-system?index=23]
https://onlinemeded.org/spa/endocrinology?ref=anki
Flashcard 8: At the junction of the arterioles and capillaries is a smooth muscle band called the _____
Answer: pre-capillary sphincter
Extra:
Watch associated Bootcamp video [https://app.bootcamp.com/med-school/histology/videos/cardiovascular-system?index=14]
https://onlinemeded.org?ref=anki
Flashcard 9: _____ are a type of blood vessel with the highest resistance in the cardiovascular system
Answer: Arterioles
Extra: Watch associated Bootcamp video [https://app.bootcamp.com/med-school/cardiology/videos/cardiac-parameters-of-physiologic-function?index=4]
https://onlinemeded.org?ref=anki
Flashcard 10: Abnormal secondary hemostasis may occur due to _____ failure, which causes decreased activation of vitamin K
Answer: liver
Extra:
https://onlinemeded.org/spa/heme-onc/hemostasis/acquire?ref=anki
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