The basic functions of all cells include
a. self-organization.
b. self-regulation.
c. self-support (structural) and movement.
d. self-replication.
e. all of the above
e
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What is the basic structural unit of compact bone tissue?
a) osteon b) stroma c) lamellae d) chromosome e) lacunae
Which of the following is involved in the relaxation of a muscle cell?
a. Synthesis of ACh by acetylcholinesterase b. Initiation of action potentials c. The troponin-tropomyosin complex slipping back into its blocking position d. Detachment of actin from tropomyosin e. T tubules actively absorbing Ca2+
Where are bipolar neurons located?
A) sensory ganglia for spinal nerves and most cranial nerve ganglia B) retina of the eye, inner ear, and the olfactory epithelium in the nasal cavity C) various brain regions D) cerebral cortex, cerebellar cortex, and gray matter in the spinal cord
If the ventral root of a spinal nerve were cut, the regions innervated by that spinal nerve would experience complete loss of
A. sensation. B. movement. C. sensation and movement. D. pain. E. None of these choices is correct.