When proteins can acts as a buffer system, their -COOH groups can accept H+ in the presence of excess acid, and their NH3 groups can release H+ in the presence of excess base.
Answer the following statement true (T) or false (F)
True
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Following a series of high-intensity training runs, lactic acid was generated by the leg muscles and is now circulating in the blood. Which of the following is likely to occur?
A. Decreased renal secretion of hydrogen ion B. Decreased renal reabsorption of bicarbonate ion C. Increased plasma PCO2 D. Decreased urinary ammonium E. Decreased urinary pH
Paracrine substances called ________ have powerful, regulating effects on cellular responses to hormones.
Fill in the blank(s) with the appropriate word(s).
All of the following cranial nerves have a connection to the tongue EXCEPT the ________ nerve
A) trochlear B) trigeminal C) facial D) glossopharyngeal
Which of the following is an INCORRECT combination of a lobe of the cerebral cortex and its function?
A. frontal lobe and motor control B. parietal lobe and olfactory perception C. occipital lobe and visual processing D. temporal lobe and auditory processing E. limbic lobe and memory