Fine adjustments for focusing is performed by the
A. Cornea
B. Retina
C. Ciliary ring
D. Lens
Answer: D. Lens
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The posterior lobe of the pituitary is also known as the
A) basal ganglion. B) infundibulum. C) adenohypophysis. D) mesencephalon. E) neurohypophysis.
Which of the following parameters do you need to know in order to calculate the partial pressure of a gas?
A. The percentage of the gas B. The percentage of the other gases that comprise the atmosphere C. The volume of the container that the gas is in D. The water vapor pressure E. The total pressure in the atmosphere
Foramina in the skull serve as passageways for blood vessels, nerves, and other structures. Which of these foramina is covered by connective tissue in adults, and therefore does not serve as a passageway?
A. Foramen ovale B. Foramen lacerum C. Foramen spinosum D. Foramen magnum E. Foramen rotundum
Tactile and lamellated corpuscles are types of
A. nociceptors. B. photoreceptors. C. mechanoreceptors. D. thermoreceptors. E. chemoreceptors.