PHSI3011 08-2 Physiology of Circadian Rhythms

Question 1 of 9

1

Where is the SupraChiasmal Nucleus (SCN)?

Select one of the following:

Hypothalamus
Hippocampus
Pons
Brainstem
EVERYWHERE!!

Explanation

Question 2 of 9

1

Which of the following fluctuate as a result of circadian rhythms?

Select one or more of the following:

Blood Pressure
Cell regeneration
Eating
Sleep
Hormones
Tides

Explanation

Question 3 of 9

1

Zeitgeber (time givers) are any stimuli that reset the circadian rhythm. In mammals, light is the main one, but which of the following are also included (to lesser extents) :

Select one or more of the following:

Exercise
Noise
Meals
Temperature
Gravity
Tides

Explanation

Question 4 of 9

1

What is the “natural” period of a biological rhythm free-running in constant conditions (in humans = ~24.18h)

Select one of the following:

Tau
Tor
Tow

Explanation

Question 5 of 9

1

Where is melatonin secreted from?

Select one of the following:

Pineal gland
ParaThyroid Gland
Hypothalamus
SCN

Explanation

Question 6 of 9

1

Label each.

Drag an answer into the correct orange point.

Sympathetic

Parasympathetic

Explanation

Question 7 of 9

1

Select from the dropdown list to complete the text.

Melatonin correlates ( Inversely, Directly ) with body temperature.

Explanation

Question 8 of 9

2

Which does what where?

Drag an answer into the correct orange point.

Ghrelin

Leptin

Adrenaline

Insulin and/or Glucagon

Melatonin

Explanation

Question 9 of 9

2

Where do the following effects of Cortisol take place?

Drag an answer into the correct orange point.

Immune System

Liver

Muscle

Adipose tissue

	Created by Michael Jardine over 6 years ago

PHSI3011 08-2 Physiology of Circadian Rhythms

PHSI3011 08-2 Physiology of Circadian Rhythms

Question 1 of 9

Where is the SupraChiasmal Nucleus (SCN)?

Select one of the following:

Explanation

Question 2 of 9

Which of the following fluctuate as a result of circadian rhythms?

Select one or more of the following:

Explanation

Question 3 of 9

Zeitgeber (time givers) are any stimuli that reset the circadian rhythm. In mammals, light is the main one, but which of the following are also included (to lesser extents) :

Select one or more of the following:

Explanation

Question 4 of 9

What is the “natural” period of a biological rhythm free-running in constant conditions (in humans = ~24.18h)

Select one of the following:

Explanation

Question 5 of 9

Where is melatonin secreted from?

Select one of the following:

Explanation

Question 6 of 9

Label each.

Drag an answer into the correct orange point.

Explanation

Question 7 of 9

Select from the dropdown list to complete the text.

Melatonin correlates Inversely Directly( Inversely, Directly ) with body temperature.

Explanation

Question 8 of 9

Which does what where?

Drag an answer into the correct orange point.

Explanation

Question 9 of 9

Where do the following effects of Cortisol take place?

Drag an answer into the correct orange point.

Explanation

Melatonin correlates ( Inversely, Directly ) with body temperature.