Question 1

The following are nutritional characteristics of the human brain EXCEPT:

Accepted Answer

The human brain does not require a high sodium intake. In fact, excessive sodium intake can be harmful to the brain and overall health.

Question 2

Which of the following statements about Alzheimer's disease (AD) and the possible role of diet in its prevention is FALSE?

Accepted Answer

The statement that excessive ingestion of dietary aluminium can lead to AD is false. While there have been concerns about aluminium exposure and AD, current research does not support a causal relationship between the two.

Question 3

Relationships between diet and mental health are evident by the following EXCEPT:

Accepted Answer

The correct answer is D because it makes a direct comparison between the effects of late-night snacking on mice and the potential effects on humans without sufficient evidence to support that the same effects would be observed in humans. The other options (A, B, C, E) are supported by research indicating a relationship between diet and mental health.

Question 4

That depression is associated with deficiencies of the n-3 polyunsaturated fatty acid (PUFAs) referred to as EPA and DHA is supported by the following EXCEPT:

Accepted Answer

All of the other options provide support for the link between deficiencies in EPA and DHA and depression. Option E proposes an alternative explanation that increased depression incidence could be due to increased intake of n-6 PUFAs, but this does not contradict the link between depression and deficiencies in EPA and DHA.

Question 5

The hypothalamic-pituitary-adrenal (HPA) axis is an important hormonal response system in stress. Which of the following statements about the HPA axis is FALSE?

Accepted Answer

The statement that responses to stress do not require adrenergic responses via the sympathetic nervous system and adrenal medulla as well as the HPA axis is false. Adrenergic responses are an additional component of the stress response and work together with the HPA axis to prepare the body for a fight-or-flight response.

Question 6

The following statements explain why the 'mind' is more than the brain EXCEPT that:

Accepted Answer

The statement that the mind is independent of food ecology does not support the idea that the mind is more than the brain, as it suggests that the mind is not connected to or influenced by the environment or external factors such as food. The other statements suggest that the mind is interconnected with various aspects of the body and the environment.

Question 7

The following can be said of the mind and its possible relationships with food EXCEPT:

Accepted Answer

Vitamin B-12 deficiency affecting the myelin sheath and causing peripheral neuropathy is related to nerve health, not directly to the mind's relationship with food.

Question 8

What is circadian rhythm, and how can its disruption affect our food intake and general wellbeing?

Accepted Answer

The answer of What is circadian rhythm, and how can...

Question 9

'Comfort food' consumption is considered a response to emotional stress. Give two examples of comfort food and describe their general characteristics that tend to be a key contributor to obesity.

Accepted Answer

The answer of 'Comfort food' consumption is considered a response...

Question 10

As the mind appears to connect with other body systems, list 5 characteristics of diets and behaviours that are favourable for a good state of mind.

Accepted Answer

The answer of As the mind appears to connect with...

Quiz 34: Mental Health Disorders