According to human biological evaluation, Hyperventilation causes generalized <u>vasoconstriction</u> which <u>decreases</u> blood flow to the brain and can result in feeling dizzy or faint.
Vasoconstriction is a health-related condition in humans that occurs when there is a narrowing or constriction of blood vessels by small muscles in their walls.
Over the years, vasoconstriction is a result of disease, drugs, or psychological disorders.
Depending on the level of narrowness, vasoconstriction may be severe.
Hence, in this case, it is concluded that the correct answer is <u>vasoconstriction</u> and <u>decreases</u>, respectively.
Learn more about hyperventilation here: brainly.com/question/5822084