Question 1

Choosing to become a vegan or a vegetarian usually occurs because of

Accepted Answer

Choosing to become a vegan or vegetarian is typically driven by cultural values, such as a desire to reduce animal suffering or promote environmental sustainability, rather than genetic factors, taste aversions or nutritional imbalances.

Question 2

Taste aversions develop through

Accepted Answer

Taste aversions are a type of learned behavior that result from classical conditioning. This occurs when an individual develops a negative association with a particular taste or food after consuming it and then experiencing an unpleasant consequence, such as nausea or vomiting. This can lead to a persistent aversion to that food in the future. Cognitive learning, operant conditioning, and behavioral dieting are not as directly related to the development of taste aversions as classical conditioning.

Question 3

Bait shyness is similar to a technique used with humans to help them control bad habits,such as smoking,drinking,or nail biting.This technique is referred to as

Accepted Answer

Aversion conditioning is a behavioral technique that involves teaching individuals to associate an undesirable behavior with an unpleasant stimulus, thereby reducing or eliminating that behavior. This is similar to bait shyness, where animals learn to avoid certain foods that have made them ill.

Question 4

If you go on a fad diet and eat only grapefruit,you will eventually begin to feel ill.In time,associating your discomfort with grapefruit may restore nutritional balance to your diet by creating

Accepted Answer

A taste aversion is a learned avoidance of a particular food due to the negative experience associated with it, such as feeling ill after consuming too much grapefruit on a fad diet. This can help restore nutritional balance to your diet by creating a natural aversion to foods that may not be beneficial for your body. Homeostasis refers to the balance and regulation of physiological processes in the body, but it does not directly relate to the scenario described. Acquired anorexia is a condition characterized by a loss of appetite often caused by chronic illness or psychological factors, which does not apply here. Systematic desensitization is a therapeutic technique used to reduce anxiety or phobias, but it is not applicable to the scenario described.

Question 5

Taste aversions are a type of classical conditioning,and if there is a long delay between the CS and US,conditioning is usually prevented.The fact that people and animals can develop taste aversions,even though sickness occurs long after eating,indicates that

Accepted Answer

The fact that taste aversions can develop even with a long delay between the CS and US suggests that there is a biological tendency to associate sickness with any food eaten earlier, regardless of the timing between the two events. This is likely because evolutionarily, it was adaptive for organisms to learn to avoid foods that made them sick in order to prevent future sickness and potential death.

Question 6

Sol became very ill after eating bran muffins.The next time he sees bran muffins,he experiences nausea by just looking at them.Sol's taste aversion is an example of

Accepted Answer

Sol's taste aversion is an example of classical conditioning, as he associates the bran muffins (neutral stimulus) with the feeling of nausea (unconditioned response) that he experienced after eating them (unconditioned stimulus), leading to a conditioned response of nausea upon seeing the muffins again.

Question 7

Susan has been undergoing chemotherapy.Because the drugs used in this treatment cause nausea,Susan may experience

Accepted Answer

A taste aversion is a learned association between a particular food and nausea or illness. In Susan's case, the chemotherapy drugs may cause nausea, which could lead to her developing a taste aversion to certain foods that she ate prior to undergoing chemotherapy. This is a common side effect of chemotherapy and can make it difficult for patients to eat or enjoy food. Homeostasis, bulimia nervosa, and anorexia nervosa are not directly related to chemotherapy and are not the best choices for this question.

Question 8

A diet of cheese,peanut butter,cookies,bananas,marshmallows,and chocolate is referred to as a "__________" diet.

Accepted Answer

The answer of A diet of cheese,peanut butter,cookies,bananas,marshmallows,and chocolate is...

Question 9

Many cancer patients suffer taste aversions long after the nausea of their drug treatments has passed.These lasting taste aversions are acquired through

Accepted Answer

Classical conditioning is the process by which a neutral stimulus becomes associated with a specific response through repeated pairings with an unconditioned stimulus. In the case of cancer patients, the drug treatments may have caused nausea, which is the unconditioned response. The taste of certain foods or drinks may become associated with this unpleasant experience, leading to a lasting taste aversion. This process is an example of classical conditioning.

Question 10

Concerning how taste and taste aversions are related to hunger,which of the following statements is FALSE?

Accepted Answer

Taste aversions are developed through classical conditioning, not operant conditioning.

Question 11

Although eating the eyes out of the steamed head of a monkey is considered a delicacy in some parts of the world,the vast majority of Americans would have great difficulty eating this "delicacy," even if they were very hungry,which illustrates how which of the following affects hunger?

Accepted Answer

Cultural values greatly influence food preferences and what is considered an acceptable food source. In this case, the idea of eating a monkey's head, especially the eyes, goes against the cultural values of many Americans. Genetic factors can affect hunger to some extent, but they do not directly influence food preferences or cultural values. Set point and homeostatic mechanisms control the physiological aspects of hunger, such as regulating glucose levels and satiety, but they do not determine food preferences.

Question 12

Emotions,such as anxiety,anger,or sadness,often cause people with weight problems to

Accepted Answer

Emotions such as anxiety, anger, or sadness can trigger overeating in individuals with weight problems. This is often referred to as emotional eating, where individuals seek comfort through food as a way to cope with their emotions.

Question 13

Cultural values influence hunger primarily by affecting

Accepted Answer

Cultural values influence the incentive value of various foods, which can shape individuals' preferences and choices about what they consider to be desirable or appropriate to eat. This can impact hunger by affecting what types of foods are available and appealing, and can also shape social norms and expectations around food and eating behavior. Cultural factors can also play a role in shaping attitudes towards body weight and shape, and may influence individuals' perceptions of what constitutes a healthy or desirable body size.

Question 14

Although horse meat is regularly eaten in some parts of the world,the vast majority of Americans would have great difficulty eating horse meat,even if they were very hungry.This illustrates how which of the following affects hunger?

Accepted Answer

Cultural values strongly influence what foods people do or do not consume, even when hungry. In many cultures, horses are viewed as companion animals rather than food sources, leading to a cultural aversion to consuming their meat.

Question 15

Which of the following combinations has been used successfully to teach coyotes not to eat livestock?

Accepted Answer

Bait shyness has been used successfully to teach coyotes not to eat livestock. This involves baiting livestock carcasses with a chemical that causes the coyotes to vomit, making them associate the sick feeling with the act of eating the livestock. This creates a learned avoidance behavior towards the livestock. Self-selection feeding involves providing the coyotes with alternative food sources and letting them choose what they want to eat, but this method is not always effective. Pain avoidance and acquired anorexia are not viable options for teaching coyotes not to eat livestock.

Question 16

"Bait shyness" experienced by animals is an example of

Accepted Answer

Bait shyness is a learned behavior caused by classical conditioning, where an animal associates a negative experience with a specific stimulus (such as getting caught while eating bait) and becomes hesitant to approach that stimulus in the future. This is different from fixed action patterns and instincts, which are innate behaviors, and self-selective feeding, which is a behavior where animals select their preferred food based on taste or nutrition.

Question 17

In a classic experiment,coyotes were given lamb tainted with lithium chloride.The coyotes became nauseated and vomited.After one or two such treatments,they developed a lasting distaste for the tainted food,which is referred to as

Accepted Answer

This phenomenon is known as "bait shyness" or "conditioned taste aversion," where an animal associates the taste of a certain food with illness and subsequently avoids it.

Question 18

Emotional distress that sometimes occurs as a result of being obese makes weight control difficult because it often leads to

Accepted Answer

Emotional distress often leads to overeating as a way to cope with negative emotions, which makes weight control difficult. Option A is incorrect because higher metabolic rates would actually make weight loss easier, not harder. Option B is incorrect because lower metabolic rates would make weight loss harder but emotional distress is not the reason for lower metabolic rates. Option D is incorrect because greater sensitivity to external cues may contribute to overeating but is not the main reason that weight control is difficult for individuals experiencing emotional distress.

Question 19

Your current diet is best defined as the

Accepted Answer

The best definition of your current diet is the types and amounts of food you regularly eat. This includes all the food and drinks that you consume on a daily basis. It does not take into account past diets, the proportion of certain nutrients, or weight-loss goals.

Question 20

In the technique known as bait shyness,coyotes have been prevented from attacking sheep by

Accepted Answer

Bait shyness involves conditioning a "taste aversion" in predators towards a particular type of prey by pairing it with an unpleasant experience, such as illness or nausea. This has been used successfully to prevent coyote attacks on sheep by feeding them a type of meat that has been treated with a chemical that induces sickness, thus making them avoid attacking sheep. Options A and C do not involve conditioning the predators towards the prey, and option D is not a viable solution as it would require intentionally breeding and releasing predators into the wild, which could have unforeseen negative consequences.

Quiz 10: A: Motivation and Emotion