What is the primary role of the carbonic acid-bicarbonate buffer system?
A) buffer the pH of the ICF
B) contribute to the regulation of pH in both the ECF and ICF
C) provide extensive buffering capability in the ICF of active cells
D) prevent pH changes caused by organic (metabolic) acids
E) provide the use of amino acid side groups in response to pH changes
D) prevent pH changes caused by organic (metabolic) acids
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A/an __________ is a device inserted in the ear that provides a slow release of hormone to the animal to increase feed efficiency
Fill in the blank(s) with correct word
The kidneys are the first line of defense against changes in acid-base balance because they are the most powerful mechanism for maintaining pH
Indicate whether the statement is true or false
At high concentrations of antidiuretic hormone, the extent of water reabsorption in the collecting ducts is ________, causing urine output to ________.
A) high : decrease B) high : increase C) low : decrease D) low : increase E) unaffected : remain unchanged
Which structural joint classification is held together by dense regular collagenous connective tissue?
A) fibrous B) cartilaginous C) synovial D) amphiarthrosis