Secretions that are discharged directly into the blood are characteristic of ________ glands.
A) exocrine
B) merocrine
C) endocrine
D) apocrine
E) holocrine
C) endocrine
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The lactation nurse visits a first-time mother six hours after her delivery of a healthy 8-pound boy. The patient is giving the baby boy a bottle of sugar water. She tells the lactation nurse that she does not seem to be producing milk
What should the nurse say to the patient? What will be an ideal response
Melanocortins includes one or more of the following:
A) growth hormone B) ACTH and MSH C) MSH D) cortisol E) ACTH
Oxygen debt in muscles may develop because of
A) too much oxygen used in forming pyruvic acid when skeletal muscles are contracted strenuously for a minute or two. B) the inability of myoglobin molecules to store enough oxygen when skeletal muscles are used strenuously for a minute or two. C) too high a concentration of oxygen in the atmosphere. D) the inability of respiratory and circulatory systems to supply enough oxygen to skeletal muscles when used strenuously for a minute or two.
Which of these is hydrophobic?
A. Glucose B. Water C. K+ D. Cl- E. Lipid