As Maria rides on the bus and looks out the window, her iconic memory takes in all the as her echoic memory takes in all the . sounds; smells
sights; sounds
sounds; sights
smells; sights

You pay attention in class and enjoy learning. In fact, you find the lectures rather enjoyable, but since everything the professor teaches seems to make complete sense to you while in class, you question the necessity of studying outside of class. You don't study for the first test and are disappointed with your very low grade. Which statement about Ebbinghaus's "forgetting curve" BEST explains your experience?

The steepest decline in retention of information occurs within the first hour.
An initial steep decline in retention of information occurs only if the presented information is confusing.
Short-term memory slowly and gradually fades over the course of time.
Retention of information initially remains high over several days followed by a steep decline after 30 days.

When talking about memory and interference, what does the cluttered room example illustrate?

How could natural selection best be used to explain the evolution of the white fur of arctic fox

Sally is a 43-year-old mother of two who has gained 50 pounds over the past 5 years. she is 64 inches tall and weighs 180 pounds with a bmi of 30.8. her waist circumference is 37 inches. she acknowledges that she is not as physically active as she would like to be. she also notes how recent stresses in her life have affected her sleep and seem to have triggered her appetite for sweets and comfort foods. sally's father recently died from complications of type 2 diabetes, and her mother and sisters are overweight. sally says she is very motivated to "not get diabetes" and is disturbed that her recent physical exam revealed mildly elevated blood pressure, glucose, and cholesterol levels. 1. sally stated that recent stresses in her life are affecting her sleep and seemed to have triggered her appetite for sweets and comfort foods. which of the following statements would be best to explain why her lack of sleep has increased her appetite? a. lack of sleep decreases ghrelin levels. b. levels of neuropeptide y, a brain chemical that causes carbohydrate cravings, are high and may contribute to her sleep problems. c. the satiety hormone leptin increases with lack of sleep. d. lack of sleep increases uncoupling protein. e. lack of sleep increases levels of ghrelin which stimulates appetite and decreases levels of leptin which decreases appetite.