The ____________ part of the bicarbonate/carbonic acid buffer will act as a ____________ to neutralize the excess ____________ .
Fill in the blank(s) with the appropriate word(s).
bicarbonate ; buffer ; acid
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The primary function of adrenocorticotropic hormone (ACTH) is to
A. regulate salt and water balance by acting on the renal system. B. stimulate glucocorticoid release from the adrenal glands. C. stimulate adrenaline release from the adrenal medulla. D. stimulate cell growth and cell division in muscle and bone. E. stimulate the development of the folds on the surface of the brain.
Drowning is often the introduction of outside water into the alveoli, yet some water is normally present in alveoli. Why is water normally present in the alveoli? What is present in alveolar fluid, besides water, that aids in respiration? What properties of water are detrimental to respiration? What causes drowning? While extremely rare, there have even been documented cases of people walking
away from recreational swimming only to die later, on dry land, as a result of drowning (termed "delayed" or "secondary" drowning). Propose an explanation for delayed drowning. What will be an ideal response?
Heparin prevents blood clotting by
A) interfering with the formation of thrombin and fibrinogen. B) depleting the blood of platelets. C) inhibiting the formation of prothrombin activator and the action of thrombin on fibrinogen. D) binding to calcium ions.
Three anterior swellings of the neural tube that appear during the fourth week of development are the forebrain, midbrain, and ________.
Fill in the blank(s) with the appropriate word(s).