Range of motion at a joint is influenced by which of the following?
A. shape of the articulating surfaces
B. relative laxity and extensibility of the muscles crossing the joint
C. fluid content of the cartilage within the joint
D. both A and B
E. all of the above
E. all of the above
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The oropharynx is lined with respiratory mucosa
Indicate whether the statement is true or false.
The __________ cells of the stomach produce and secrete hydrochloric acid (HCl).
a) G b) mucus neck c) parietal d) chief
What is the most superficial layer of the pericardial sac?
A) epicardium B) visceral pericardium C) fibrous pericardium D) parietal pericardium
In an EPSP (excitatory postsynaptic potential), there is a
A. net movement of sodium ions out of the cells. B. net movement of chloride ions into the cells. C. decrease in action potential amplitude. D. local hyperpolarization. E. local depolarization.