In this closeup image of a lung, what structure does number 3 indicate?
A. Respiratory bronchiole
B. Alveolar duct
C. Alveolus
D. Terminal bronchiole
E. Bronchiole
B
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A synonym for dorsal is ___________________.
Fill in the blank(s) with the appropriate word(s).
The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because ________.
A) it is strictly a part of the neural system and has little or nothing to do with hormonal release B) embryonically it was an endocrine tissue, but in the adult human it is no longer functional C) it is unable to function as an endocrine tissue because it is actually part of the neural system due to its location D) it is only a hormone storage area that receives hormones from the hypothalamus for release
Which of the following activities would stimulate the reticular formation?
A. Getting a back rub B. A long lecture in a darkened auditorium C. Eating a big meal D. A warm bath E. A clock radio coming on in the morning
After a steroid hormone binds to its receptor to form an active complex,
A) adenyl cyclase is activated. B) cyclic nucleotides are formed. C) G proteins are phosphylated. D) gene transcription is initiated. E) protein kinases are activated.