________ are chemical messengers that are released in one tissue and transported in the bloodstream to alter the activities of specific cells in other tissues
A) Hormones
B) Neuropeptides
C) Neurotransmitters
D) Paracrine factors
E) None of the answers is correct.
Answer: A
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A. It increases body temperature. B. It induces thick, sticky mucus in the cervix. C. It increases contractions and activity of the fallopian tube smooth muscle and cilia. D. It inhibits the milk-inducing effects of prolactin. E. It exerts negative feedback on the hypothalamus and anterior pituitary.
Which part of the vertebrae bears the most weight?
A. lamina B. superior articulating facet C. body D. inferior articulating facet
The gastroenterologist has just determined that you have a blockage in your jejunum and he will have to perform surgery, making a small incision in the wall to remove the obstruction. Which tunic will be cut first?
A. Adventitia B. Mucosa C. Serosa D. Submucosa E. Tunica muscularis
Epithelium that is primarily secretory in function would most likely be
A. simple cuboidal. B. transitional. C. keratinized columnar. D. stratified squamous. E. simple squamous.