Which of the following body systems is not directed entirely toward maintaining homeostasis?
a. reproductive system
b. endocrine system
c. nervous system
d. muscular system
e. integumentary system
A
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Flower essences work.
A) by supplying specific nutrition. B) on an energetic/vibrational level. C) as an adaptogen. D) as an adrenal tonic.
The genotypes and phenotypes that result from a cross of AA and Aa (A = normal
pigmentation and a = albinism) are A) phenotypes - all normal; genotypes - 50% homozygous dominant and 50% heterozygous. B) phenotypes - 50% normal and 50% albino; genotypes - all heterozygous. C) phenotypes - all albino; genotypes - 50% heterozygous and 50% homozygous recessive. D) phenotypes - 75% norma and 25% albino; genotypes - 75% heterozygous and 25% homozygous.
Which of the following is not a function of parathyroid hormone (PTH)?
A. Inhibit osteoblast activity B. Lower blood calcium C. Promote calcitriol synthesis D. Promote calcium reabsorption by the kidneys E. Stimulate osteoclast activity
For inspiration of air, which of the following happens first?
A) diaphragm descends and rib cage rises B) intrapulmonary pressure drops C) air (gases) flows into lungs D) thoracic cavity volume decreases