Cardiovascular — Flashcards

Flashcard 281: Why is weight loss a first-line treatment for PCOS? _____

Answer: Decreases insulin resistance

Extra: * hyperinsulinism (PCOS is one cause) sensitizes androgen-producing theca cells to LH

Flashcard 282: A(n) _____ inotropic agent causes the cardiac function curve to shift upwards

Answer: positive

Flashcard 283: Six major hormones are secreted by the anterior lobe of the pituitary: _____

Answer: 1. FSH 2. LH 3. ACTH 4. TSH 5. Prolactin 6. Growth hormone

Extra: "FLAT PiG"

Flashcard 284: Why are hypotonic saline solutions rarely used by themselves? _____

Answer: Can cause RBC lysis

Flashcard 285: Relative polycythemia is characterized by _____ EPO

Answer: normal

Extra: * b/c dehydration/burns decrease plasma volume with normal RBC mass/O2 sat/EPO levels Other:

Flashcard 286: Due to the high degree of oxygen extraction by the myocardium, increases in myocardial oxygen demand can only be met by an increase in _____

Answer: coronary blood flow

Flashcard 287: Gonadal males have testes that synthesize and secrete _____ and _____, which are required for development of the male phenotype

Answer: anti-müllerian hormone

Flashcard 288: The valsalva maneuver increases intraabdominal and intrathoracic pressure predominantly by recruiting the _____ muscle

Answer: rectus abdominis

Flashcard 289: Once nitric oxide diffuses into muscle cells, it activates soluble (cytosolic) guanylyl cyclase, which converts _____ to _____

Answer: GTP

Flashcard 290: The most important of the somatomedins is _____, also known as _____

Answer: somatomedin C