During forceful expirations
a. the accessory expiratory muscles contract.
b. the internal intercostals contract.
c. the abdominal muscles contract.
d. the ribs are brought closer together.
e. all of these answers.
E
Anatomy & Physiology
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Exocytosis of secretory products from neuron terminals is triggered by the entry of ____ into the ____
a. K+; cytosol b. Na+; ECF c. Ca2+; cytosol d. ATP; plasma membrane e. A-; ECF
Anatomy & Physiology
Which class(es) of hormones is/are released by exocytosis upon appropriate stimulation?
a. peptides b. catecholamines c. steroids d. thyroid hormone e. Both a and b
Anatomy & Physiology
Chemically reduced FAD has ________ extra hydrogen atom(s) bound to it.
A. one B. two C. three D. no
Anatomy & Physiology