The ____ Horizon Is Usually Light in Color and Contains

question 84

Multiple Choice

The ____ horizon is usually light in color and contains little organic matter.

• A) A
• B) B
• C) C
• D) D
• E) O

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Definitions:

Thyroid

A gland located in the neck region that produces hormones regulating growth, development, metabolism, and body temperature.

Adrenal Glands

Endocrine glands located on top of each kidney that secrete more than 30 different hormones to deal with stress, regulate salt intake, and provide a secondary source of sex hormones affecting the sexual changes that occur during adolescence.

Pancreas

An organ in the digestive and endocrine system that produces enzymes for digestion and hormones such as insulin for blood sugar regulation.

Melatonin

A hormone produced by the pineal gland in the brain that regulates sleep and wakefulness.