Help with Neural Proteins and Hormones

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Anatomy › Help with Neural Proteins and Hormones

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1

Which gland secretes melatonin?

Pineal

CORRECT

Thalamus

0

Pituitary

0

Hypothalamus

0

Explanation

The pineal gland secretes melatonin, it is also thought to have some role in regulating the pituitary gland. The thalamus is the center of pain perception and does not secrete hormones. The pituitary gland, also known as the "master gland" secretes many hormones except for melatonin, some example secretions are thyroid stimulating hormone, follicle-stimulating hormone, and growth hormone. Lastly, the hypothalamus secretes tropic hormones that regulate the activity of other glands.

2

Which of the following describes a major function of the limbic system?

Contains glands which help relay emotions

CORRECT

Basic life support control

0

Area of higher thinking

0

Processes auditory signals

0

Explanation

The limbic system includes the amygdala, hippocampus, hypothalamus, and thalamus. Each of these structures secretes hormones that assist in processing emotions such as fear, and anger. The brainstem is responsible for basic life support. The cerebrum is the area dedicated to higher thinking. Lastly, the parietal lobes are where auditory signals are processed and they contain the primary somatosensory cortex.

3

What is the main effect of melatonin on the body?

Controls the circadian rhythm

CORRECT

Controls cortisol release

0

Controls metabolism of glucose

0

Assists digestion

0

Explanation

Melatonin is the hormone secreted by the pineal gland, it controls the circardian rhythm and is responsible for feeling sleepy. Corticotropin, released by the adrenal cortex is associated with cortisol release. Insulin is the most notable hormone associated with glucose metabolism and is released by the pancreas. Gastrin, cholecystokinin, and secretin assist digestion.