RAAS — Flashcards

Flashcard 81: What effect does prolactin have on its own secretion? _____

Answer: Decreased

Extra:   https://onlinemeded.org/spa/endocrinology?ref=anki 

Flashcard 82: ↑ Aldosterone levels = _____ urine sodium

Answer: ↓

Extra:  https://onlinemeded.org/spa/nephrology/sodium/acquire?ref=anki 

Flashcard 83: What hormone stimulates milk letdown? _____ What is it stimulated by? _____

Answer: Oxytocin

Extra:  https://onlinemeded.org/spa/obgyn?ref=anki 

Flashcard 84: Sertoli-Leydig tumors cause _____ testosterone and _____ FSH/LH

Answer: ↑

Extra:  https://onlinemeded.org/spa/gynecology?ref=anki 

Flashcard 85: What is the prevailing pathomechanism for why conditioned athletes have functional hypothalamic amenorrhea? _____

Answer: Relative caloric deficiency

Extra:  https://onlinemeded.org/spa/gynecology/primary-amenorrhea/acquire?ref=anki 

Flashcard 86: 1° hyperaldosteronism does not directly cause edema or hypernatremia due to _____ and pressure natriuresis mechanisms

Answer: aldosterone escape

Extra: Watch associated Bootcamp video: https://app.bootcamp.com/med-school/cardiology/videos/hypertension?index=10 Reference: https://onlinemeded.org/spa/nephrology/sodium/acquire?ref=anki

Flashcard 87: What is the normal range of Luteinizing hormone, serum/plasma (Female: postmenopausal)?

Answer: From 30 to 200 mIU/mL

Flashcard 88: What is the normal range of Luteinizing Hormone (LH) in adult males?

Answer: 1.2 – 8.6 mIU/mL

Extra: LH stimulates Leydig cells in the testes to produce testosterone. Elevated LH in males typically indicates primary hypogonadism (testicular failure).

Flashcard 89: Exogeneous testosterone results in decreased _____ testosterone

Answer: intratesticular

Flashcard 90: Which cell type in the nephron secretes renin?_____

Answer: Juxtaglomerular cells