Question

question 70 which part of the retina is the sensory portion associated with sight? ora serrata pars ciliaris pars erratica pars optica question 71 there are ____ cranial nerves. 12 15 7 10 question 72 the eye structure that lies directly behind the pupil and iris is the: vitreous fluid retina lens cornea

Explanation:

• For Question 70: The pars optica of the retina contains photoreceptor cells (rods and cones) which are sensory cells for vision. The ora serrata is the anterior - most serrated edge of the retina. Pars ciliaris is part of the non - sensory part of the retina. There is no pars erratica.
• For Question 71: There are 12 pairs of cranial nerves that emerge from the brain.
• For Question 72: The lens lies directly behind the pupil and iris. The vitreous fluid is behind the lens, the retina is at the back of the eye, and the cornea is at the front of the eye.

Answer:

• Question 70: D. pars optica
• Question 71: A. 12
• Question 72: C. lens