The __________ will form muscles, bones, and the circulatory system

a. ectoderm c. placenta
b. mesoderm d. endoderm


b

Psychology

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The first stage in Piaget's cognitive developmental theory is

a. sensorimotor intelligence. b. preoperational thought. c. concrete operational thought. d. formal operational thought.

Psychology

Psychiatrists ____

a. ?are always psychoanalysts b. ?have a Ph.D. in medicine c. ?can prescribe medications d. ?do not need a license to practice therapy

Psychology

When parents make frequent comparisons between same-sex siblings who are close in age,

A) children strive harder to develop independent personality traits. B) siblings make gains in perspective-taking skills. C) sibling rivalry tends to increase, particularly during toddlerhood and the preschool years. D) it results in more quarreling and antagonism for the children.

Psychology

The emotional and behavioral predispositions present at birth are thought to be the foundation of personality. These predispositions are collectively referred to as

A) foundations. B) temperament. C) moods. D) motivations.

Psychology