A child struggles to solve a complex puzzle so their parents offer hints and encouragement. The child gradually learns new strategies and eventually completes the puzzle without help. Which theory best explains this?

A developmental theorist is interested in whether facets of human development should be considered as gradual/slow or sudden/qualitative shifts. Which developmental debate are they assessing?

Which of the following scenarios best illustrates a child successfully navigating Erikson’s autonomy vs. shame and doubt crisis?

Which of the following scenarios best illustrates a child successfully navigating Erikson’s industry vs. inferiority stage?

Which brain region is involved in reasoning, decision making, and self-control? This is not fully developed in adolescence and helps explain why teenagers are so impulsive.

A researcher is studying the extent to which intelligence is influenced by one’s genetics and one’s environment. Which developmental debate are they assessing?

What does refraction at the critical angle look like on ultrasound?

What is the dominant form of attenuation in soft tissue?

Why is refraction a problem for the sonographer?

Which of the following is the best description for a structure that is hypoechoic?