The flexion of the elbow represents a
A. class I lever system.
B. class II lever system.
C. class III lever system.
D. class IV lever system.
E. nonlever system.
C
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Specific prevertebral ganglia are named after the
A. effector organ stimulated by the postganglionic axon. B. major abdominal arteries around which they are found. C. vertebra from under which the preganglionic axon travels. D. distance from the corresponding parasympathetic ganglion. E. early anatomist who discovered and described them.
The brain ventricles are continuous with one another and with the central canal of the spinal cord
Indicate whether this statement is true or false.
The heart lies in the ________ cavity.
A) superior mediastinal B) pleural C) dorsal D) pericardial
While dining out in a restaurant a man suddenly chokes on a piece of meat. The waitress is also a student nurse and comes to the man's aid. She asks him if he can talk. The man responds by shaking his head no and grabbing at his neck
What is the significance of the man's inability to talk? What will be an ideal response