The ability of the lens to change its shape from flattened to round is known as:
A) accommodation. B) refraction. C) convergence. D) inversion.
Answer: A
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The most laterally placed of the three erector spinae components, the ________ group, is composed of three parts: cervical, thoracic, and lumbar.
A. spinalis B. longissimus C. iliocostalis
Axons of the corticospinal tract cross the brainstem at the
A. middle cerebellar peduncle of the pons. B. decussation of the pyramids in the medulla oblongata. C. primary fissure of the cerebellum. D. cerebral aqueduct of the midbrain. E. hypoglossal canal.
Cells arise only from preexisting cells through the process of cell division
a. True b. False Indicate whether the statement is true or false
Which of the following paranasal sinuses would most likely result in discomfort around the eyes?
A. Sphenoidal B. Maxillary C. Frontal D. Ethmoidal