Tyler Is Sleeping,and His Brain Waves Are Mainly Theta Waves

question 6

Multiple Choice

Tyler is sleeping,and his brain waves are mainly theta waves.He doesn't stay in this stage for long.What stage is he in

• A) stage 1
• B) stage 2 
• C) stage 4
• D) REM

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Definitions:

ADH Secretion

The release of antidiuretic hormone, which helps regulate water balance in the body by controlling the concentration of urine.

Concentrated Urine

Urine that has a higher concentration of solutes due to reduced water content, often indicative of dehydration or renal function.

Malpighian Tubules

Excretory tubules found in arthropods, like insects, which remove wastes from the hemolymph and excrete them into the gut.

Arthropods

Invertebrate animals characterized by their exoskeleton, segmented body, and jointed appendages, including insects, arachnids, myriapods, and crustaceans.