All of the following describe Vav1 except _____
a. guanine-nucleotide exchange factor
b. regulated by SHP-1
c. active when phosphorylated
d. found on the surface of NK cells
e. mediates signaling that promotes NK cells' release of cytotoxic granules.
D
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Histamine is released in the stomach, where it stimulates the production of hydrochloric acid
Indicate whether the statement is true or false.
What drug form does the insomnia drug zolpidem come in?
A) an extended-release tablet (Ambien CR) B) a sublingual tablet (Intermezzo) C) an oral spray (Zopimist) D) all of the above
Which of the following terms describes the use of ultrasound to visualize internal cardiac structures?
A) echocardiography B) Holter monitor C) electrocardiogram D) stress testing
The term _____ means abnormally increased carbon dioxide in the blood.?
A) ?hypoxia B) ?hypopnea C) ?hyperpnea D) ?hypercapnia