Cardiovascular — Flashcards

Flashcard 761: Thyroid-stimulating hormone (TSH) secretion is decreased in response to _____

Answer: free T3/T4

Flashcard 762: Because prolonged CNS _____glycemia leads to irreversible neurological deficits and death, multiple counter-regulatory systems are activated in response

Answer: hypo

Flashcard 763: Which type of sensory receptor senses dynamic, light touch, and position sense?_____

Answer: Meissner corpuscles

Flashcard 764: Ovarian follicular growth is fastest during the _____ week of the follicular phase

Answer: 2nd

Flashcard 765: Which hormone is primarily responsible for the closure of epiphyseal plates (cessation of pubertal growth) in both males and females?

Answer: Estrogen

Extra: In both males and females, estrogen is the primary hormone responsible for the closure of epiphyseal plates. In males, testosterone is converted to estrogen by the enzyme aromatase to exert this effect. Clinical Correlation: Individuals with aromatase deficiency or estrogen receptor resistance fail to close their epiphyseal plates and continue to grow into adulthood, resulting in tall stature.

Flashcard 766: In _____, the HMP shunt provides a source of NADPH for NADPH oxidase activity, which is used for respiratory burst

Answer: neutrophils

Flashcard 767: Which age-related condition's symptoms are often masked or 'compensated' for by mild myopia?

Answer: Presbyopia (the myopic refractive error offsets the loss of accommodation for near tasks)

Flashcard 768: During the follicular phase of the menstrual cycle, progesterone levels are _____

Answer: low

Flashcard 769: The _____ nervous system can direct all functions of the GI tract, even in the absence of extrinsic innervation (e.g. PNS/SNS)

Answer: enteric

Flashcard 770: Oxytocin causes contraction of _____ in the breast, forcing milk stored in the mammary alveoli into the ducts for ejection

Answer: myoepithelial cells