Contractions strong enough to expel the baby are caused by
a. the weight of the child.
b. the release of oxytocin from the mother's pituitary gland.
c. the secretion of hormones by the adrenal and pituitary glands of the fetus.
d. changes in the heart rate and brain activities of the fetus.
b
Psychology
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____ is produced from the leaves of the coca plant
a. Heroin c. Cocaine b. Caffeine d. Opium
Psychology
Vygotsky’s theory ________
A) focuses on how basic motor skills contribute to socially transmitted higher cognitive processes B) pays more attention than Piaget’s theory to the development of basic cognitive processes C) underscores the wide cultural variation in children’s cognitive skills D) addresses how elementary mental capacities spark changes in children’s social experiences
Psychology