Cardiovascular — Flashcards

Flashcard 141: How does increased efferent sympathetic firing (e.g. baroreceptor reflex) affect heart rate? _____

Answer: Increased HR

Flashcard 142: Through which secondary messenger(s) does ACTH exert its actions on the adrenal cortex? _____

Answer: cAMP

Flashcard 143: Binding between GPIIb/IIIa and fibrinogen results in formation of a(n) _____

Answer: weak platelet plug

Flashcard 144: Baroreceptors are stretch mechanoreceptors located within the _____ and the _____

Answer: carotid sinus

Flashcard 145: What type of nerve fibers sense proprioception in the medial dorsal horn of the spinal cord? _____

Answer: Ia and Ib

Flashcard 146: Serotonin activates _____ receptors on the vagal afferents, which relay their impulse to the nucleus tractus solitarius

Answer: 5-HT3

Extra: Sketchy Pharmacology: GI (Anti-Emetics; "Vomitorium")

Flashcard 147: The corpus luteum synthesizes _____ and _____

Answer: estradiol

Flashcard 148: In eccentric hypertrophy, sarcomeres are added in _____

Answer: series

Flashcard 149: Relative to time, how do peptide hormones differ from steroid hormones? _____

Answer: - Steroid hormones act slowly (taking hours) - Peptide hormones act quickly (within minutes)

Flashcard 150: Are toll-like receptors (TLRs) found on cells of the innate or adaptive immune system? _____

Answer: Both :)