Neural control of cardiovascular function US Medical PG Flashcards - Medical Study Cards
Master Neural control of cardiovascular function 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.
Neural control of cardiovascular function Flashcard Deck - 10 Cards
Flashcard 1: The adrenal medulla is the main physiologic source of _____
Answer: catecholamines (epinephrine, norepinephrine)
Flashcard 2: Which cranial nerve monitors the aortic body and arch chemo- and baroreceptors? _____
Answer: Vagus nerve (CN X)
Flashcard 3: What change in heart rate is expected during the valsalva maneuver if the patient's baroreceptor reflex is intact?_____
Answer: Increased HR
Flashcard 4: Post-ganglionic sympathetic neurons may utilize _____ as a neurotransmitter, which binds to 1, 2, 1, and 2 receptors
Answer: epinephrine
Flashcard 5: The anterior hypothalamus is controlled by the _____ nervous system
Answer: parasympathetic
Flashcard 6: What is the clinical significance of watershed zones in cerebral circulation?
Answer: areas at the border of two artery distributions are prone to hypoxia and infarction during severe hypotension
Flashcard 7: Which basal ganglia pathway inhibits movement?
Answer: indirect
mnemonic: indirect inhibits
Flashcard 8: What is the phrase used to describe action potential conduction in myelinated nerves?
Answer: saltatory conduction i.e. AP basically jumps from node to node
Flashcard 9: What is the function of myelin?
Answer: increases neuronal conduction velocity
Flashcard 10: Give the stages of mitosis.
Answer: prophase, metaphase, anaphase, telophase
mnemonic: PMAT
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