Cardiovascular — Flashcards

Which female sex steroid is responsible for thick cervical mucus, which inhibits sperm entry into the uterus?_____

~ 18% of urobilinogen is returned to the liver via _____ circulation

What effect does vitamin A deficiency have on the immune system?_____

Which two hormones (from the testes) are decisive in determining differences between male and female gonads?_____

Alpha granules of platelets contain _____ and fibrinogen

What is the only essential secretion of the stomach? _____

Which thyroid hormone (T4 or T3) binds to nuclear receptor with greater affinity?_____

Phase 0 of the SA node action potential is caused by opening of voltage-gated _____ channels

The _____ basal ganglia pathway inhibits movement

Ghrelin is secreted by gastric cells and acts to _____ appetite