How stress affects our body?

Your adrenal gland releases the following stress hormone(s):

• Cortisol

• Noradrenaline

• Adrenaline

• All of the above

1) Stress can increase your risk of a heart attack or stroke by all of the following except:

• raising your blood pressure

• slowing your heart rate

• making the lining of your blood vessels more susceptible to damage

• increasing inflammation in your blood vessels

Through the enteric nervous system, stress causes:

• a change in the composition and function of gut bacteria

• decreased sensitivity to stomach acid

• food allergies

• iron deficiency

How does cortisol add to belly fat?

• it increases your appetite

• it slows your metabolism

• it causes cravings for carbohydrates, or "comfort foods"

• it increases your appetite and causes cravings for carbohydrates

Telomeres, the shoelace tip ends on chromosomes:

• scramble DNA when a cell divides

• can be shortened by stress

• lengthen with each cell division

• can be replenished when they become too short

Where are the endocrine glands that control the HPA axis?

• Brain and spinal cord.

• Skin and heart.

• Brain and kidneys.

• Stomach and kidneys.

How does increased cortisol make you more afraid?

• It increases the activity of the neurons in the fear center of your brain, the amygdala.

• It decreases the activity in your frontal cortex, which controls courage.

• It tricks your brain into thinking there's danger.

• It increases connections between neurons.

What function does the hippocampus NOT control?

• Learning

• Fear

• Memory

• Stress

How does chronic stress affect your brain's size?

• It makes a swell like a balloon.

• It reduces synaptic connections between neurons, causing the brain to shrink.

• It increases synaptic connections, and therefore shrinks.

• It doesn't, your brain size never changes.

What are epigenetic changes?

• Changes to your genetic code, caused by environmental factors.

• Changes in which genes are expressed, caused by disease.

• Changes in which genes are expressed, caused by environmental factors.

• Changes in your genetic code, caused by disease.