The motor end plate
a. contains receptor sites that are capable of binding curare
b. contains acetylcholinesterase
c. experiences an increase in permeability to cations when combined with acetylcholine
d. contains nicotinic receptors
e. exhibits all of the above characteristics
E
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Simple squamous epithelium is an example of a(n)
A. organ system. B. organ. C. molecule. D. tissue.
Indicate an advantage for having simple rather than stratified epithelium lining the gas-exchange surfaces of the lungs
Which of the following pairs of hormones are secreted by the posterior pituitary gland?
a) Prolactin and growth hormone b) Melatonin-stimulating hormone and oxytocin c) Oxytocin and antidiuretic hormone d) Follicle-stimulating hormone and thyroid-stimulating hormone e) Prolactin and ACTH
Fatty acids and certain lipids in the duodenum initiate the release of ________.
A. cholecystokinin (CCK) B. somatostatin and CCK C. gastrin and histamine D. secretin and gastrin E. insulin and glucagon