Fill in the Correct Labels for the Following Figure Using

Q38: Chemical substances called _ stimulate chemoreceptors in

Q39: Pain receptors, known as _, respond to

Q40: The "white of the eye" is the

Q41: The semicircular canals and the saccule _.<br>A)

Q42: For vision to occur, light must pass

Q44: The _ is a transparent, elastic ball

Q45: The three auditory ossicles-the malleus, incus, and

Q46: Fill in the correct labels for the

Q47: The black spot, or opening in the

Q48: How do eyeglasses correct vision?