Many upper motor neurons synapse with lower motor neurons in the ________.
A. posterior funiculus
B. posterior horn
C. posterior root ganglion
D. anterior horn
E. anterior funiculus
Answer: D
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Detection of the frequency of a sound above 5 kHz is based upon:
A. the number of fibers discharging in cranial nerve VIII B. the phase difference between the sound waves at the two ears C. the direction of deflection of the hair cell cilia D. the location along the cochlea of the most intensely stimulated hair cells E. the frequency of action potentials in cranial nerve VIII
A junction specialized for communication between neurons is called a ________
A) dendrite B) axon C) telodendrion D) synapse
All of the following are organs except ________
A) nails B) teeth C) the liver D) the digestive system E) the skin
Which of the following is not true of synovial fluid?
A. It nourishes articular cartilage. B. It is produced by cells in the fibrous capsule. C. It is rich in hyaluronic acid. D. It reduces friction between the bones of a joint. E. It is rich in albumin.