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2644445

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2016-09-01T00:31:28Z

NMS Semester 2 Set 4 Quiz - The Hypothalamus

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Question 1 of 28

1

What does the hypothalamus regulate?

Select one or more of the following:

Cardiovascular system
Respiratory system
Blood
Food and water intake

Explanation

Question 2 of 28

1

Name outputs from the hypothalamus.

Select one or more of the following:

Hormones that cause release of pituitary hormones.
Autonomic nervous system activity via brainstem
Emotional output via the limbic system
Hippocampus
Retina
Sensory receptors in the viscera

Explanation

Question 3 of 28

1

Name inputs to the hypothalamus

Select one or more of the following:

Sensory receptors from the viscera
Sensory receptors within the hypothalamus
Visual (retina)
Smell (olfactory)
Emotion (limbic)
Hippocampus (memory)
Hormones (pituitary gland)
Motor (motor cortex)

Explanation

Question 4 of 28

1

The preoptic area of the anterior hypothalamus contains structures that are associated with what functions?

Select one or more of the following:

Nuclei concerned with set-points
Suprachiasmatic nucleus to do with circadian rhythms
Mammillary body to do with recollective memory
The arcuate nucleus to do with feeding

Explanation

Question 5 of 28

1

The posterior hypothalamus contains structures that are associated with what functions?

Select one or more of the following:

Nuclei concerned with set-points
Suprachiasmatic nucleus to do with circadian rhythms
Mammillary body to do with recollective memory
The arcuate nucleus to do with feeding

Explanation

Question 6 of 28

1

The periventricular zone of the hypothalamus contains structures that are associated with what functions?

Select one or more of the following:

Arcuate nucleus (feeding)
Paraventricular nucleus (hormone release into posterior pituitary)
Supraoptic nuclei that release hormones into the posterior pituitary
Mammillary body that is to do with recollective memory

Explanation

Question 7 of 28

1

The medial zone of the hypothalamus contains structures that are associated with what functions?

Select one or more of the following:

Paraventricular nucleus to do with releasing hormones into the posterior pituitary and also feeding
Arcuate nucleus to do with feeding
Mammillary body to do with recollective memory
Supraoptic nuclei that release hormones into the posterior pituitary

Explanation

Question 8 of 28

1

The lateral zone of the hypothalamus contains structures that are associated with what functions?

Select one or more of the following:

Lateral hypothalamic area to do with feeding
Supraoptic nuclei that release hormones into the posterior pituitary
Arcuate nucleus to do with feeding
The paraventricular nucleus to do with feeding

Explanation

Question 9 of 28

1

On the following diagram of the hypothalamus, what does the green question mark show?

Select one of the following:

Medial zone
Lateral zone
Periventricular zone
Third ventricle

Explanation

Question 10 of 28

1

On the following diagram of the hypothalamus, what does the red question mark show?

Select one of the following:

Medial zone
Lateral zone
Periventricular zone
Third ventricle

Explanation

Question 11 of 28

1

On the following diagram of the hypothalamus, what does the blue question mark show?

Select one of the following:

Medial zone
Lateral zone
Periventricular zone
Third ventricle

Explanation

Question 12 of 28

1

On the following diagram of the hypothalamus, what does the purple question mark show?

Select one of the following:

Medial zone
Lateral zone
Periventricular zone
Third ventricle

Explanation

Question 13 of 28

1

What are the three main functions of the hypothalamus?

Select one or more of the following:

Autonomic nervous system function
Endocrine function
Behavioural patterns
Motor patterns
Thoughts

Explanation

Question 14 of 28

1

Exteroreceptors and Interoreceptors input to the hypothalamus via the ANS which monitor the internal and external body environments respectively.

Select one of the following:

True
False

Explanation

Question 15 of 28

1

Outputs of the hypothalamus to the ANS go via the brain stem and give rise to the SNS and PNS.

Select one of the following:

True
False

Explanation

Question 16 of 28

1

The hypothalamus is linked directly to both the anterior and posterior pituitary gland.

Select one of the following:

True
False

Explanation

Question 17 of 28

1

Neurohormones released from axonal projections from the hypothalamus to the posterior pituitary travel directly into the bloodstream and into the circulation.

Select one of the following:

True
False

Explanation

Question 18 of 28

1

Name two hypothalamic inputs that would monitor short-term behavioural aspects

Select one or more of the following:

Glucose receptors - detect glucose levels
Mechanoreceptors - detect how full you are
Metaboreceptors - detect how full you are by the accumulation of metabolites at a site
Baroreceptors - detect how full you are by pressure on the walls

Explanation

Question 19 of 28

1

Leptin is a hormone released from

Select one of the following:

Adipose tissue
The hypothalamus
The liver
Connective tissue

Explanation

Question 20 of 28

1

Leptin acts on the hypothalamus to result in what effects?

Select one or more of the following:

Increased metabolic rate (via pituitary and ANS)
Decreased feeding behaviour (limbic system)
Decreased metabolic rate (via pituitary and ANS)
Increased feeding behaviour (limbic system)

Explanation

Question 21 of 28

1

The arcuate nucleus contains a high density of leptin receptors.

Select one of the following:

True
False

Explanation

Question 22 of 28

1

What is the purple structure seen on the coronal section of the hypothalamus?

Select one of the following:

Arcuate nucleus
Suprachiasmatic nucleus
Paraventricular nucleus
Mammillary body

Explanation

Question 23 of 28

1

What is the function of the paraventricular nucleus in response to signalling from the purple structure?

Select one of the following:

Tells you when you've had enough to eat
Tells you to when to eat

Explanation

Question 24 of 28

1

What is the function of the lateral hypothalamic area in response to signalling from the purple structure?

Select one of the following:

Tells you when you've had enough to eat
Tells you to when to eat

Explanation

Question 25 of 28

1

What three functions can hypothalamic thermoreceptors co-ordinate?

Select one or more of the following:

Autonomic - vasodilat/cont
Behavioural - shivering/sweating/panting
Endocrine - increase/decrease metabolism
Autonomic - sweating/shivering
Endocrine - vasodilat/cont

Explanation

Question 26 of 28

1

The anterior hypothalamus contains temperature-sensitive neurons that can change their firing rate depending upon if the temperature is hot/cold.

Select one of the following:

True
False

Explanation

Question 27 of 28

1

Pyrexia is a return to the normal temperature set-point in the hypothalamus.

Select one of the following:

True
False

Explanation

Question 28 of 28

1

What three reproductive functions (behavioural) does the hypothalamus have?

Select one or more of the following:

Autonomic - sexual organs - point and shoot
Endocrine - puberty
Behavioural - attraction
Autonomic - puberty
Endocrine - attraction

Explanation

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2644445

quiz

2016-09-01T00:31:28Z

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