What type of proteins are present in gap junctions that form water-filled channels between neurons?
A. Connexins
B. Myelin
C. Cell adhesion molecules (CAMs)
D. Terminal boutons
Answer: C
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The QRS complex on an ECG tracing represents
A) atrial depolarization. B) atrial repolarization. C) ventricular depolarization. D) ventricular repolarization. E) ventricular contraction.
Which of the following will increase the rate of a chemical reaction?
A) An increase in product concentration B) An increase in reactant concentration C) Enzyme inhibition D) A decreased temperature
What is the function of the pubic symphysis?
A. To connect the right and left pelvic girdles B. To connect the ilium and the sacrum C. The hip socket that allows the pelvic girdle to articulate with the femur D. To fuse the ilium, ischium, and pubis together
What is the function of the deltoid tuberosity of the humerus?
A. Points of attachment for muscles by tendons B. Articulate with the scapula C. Articulate with the radius D. Articulate with the glenoid cavity of the scapula