If blood carbon dioxide levels are low, the primary respiratory center will ________ the rate and depth of respiration.
A. increase
B. decrease
C. not change
Answer: B
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Which of the following infectious diseases is increasing in incidence after being on the decline for many years??
A) ?Tuberculosis B) ?Diphtheria C) ?Pneumonia D) ?SARS
Isotopes have the same ________ number, but a different ________ number.
A. neutron; mass B. mass; atomic C. atomic; proton D. atomic; mass
Answer the following questions true (T) or false (F)
1. You should wait to read the textbook until you have heard the material presented in lecture or laboratory. 2. The smallest level of organization in the human body is the cellular level. 3. The endocrine system is responsible for generating heat.
Excess production of hormones by the zona reticularis may lead to which disorder?
A) aldosteronism B) gigantism C) pheochromocytoma D) adrenogenital syndrome E) Cushing's disease