Two hormones that have opposing effects are called

A) agonists.
B) antagonists.
C) synergists.
D) additive.
E) permissive.


Answer: B

Anatomy & Physiology

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The mechanism of action of lipid-soluble hormones is generally via the stimulation or inhibition of specific DNA-dependent protein synthesis.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Which of the following muscles of facial expression is not innervated by the facial nerve?

A. Orbicularis oculi B. Zygomaticus major C. Corrugator supercilii D. Levator palpebrae superioris E. Buccinator

Anatomy & Physiology

When necessary, blood bypasses a capillary bed through

A) an arterial anastomosis. B) venous valves. C) arteriovenous anastomoses. D) precapillary sphincters. E) venules.

Anatomy & Physiology

An example of chemical digestion is the break down of ________ into ________.

A. fatty acids; cholesterol B. amino acids; proteins C. polysaccharides; amino acids D. nucleic acids; nucleotides E. proteins; nucleotides

Anatomy & Physiology