Sept 2018 1. Touch receptors are classified as (A) nociceptors (B) osmoreceptors (C) chemoreceptors (D) mechanoreceptors* 2. The “white” of the eye is called the (A) iris (B) sclera* (C) retina (D) conjunctiva 3. The function of auditory ossicles--middle ear bones, the malleus, incus, and stapes is to (A) collect sound waves--external ear, auricle (B) convert vibrations to action potential (C) conduct sound waves to the tympanic membrane (D) amplify vibrations from the tympanic membrane to the oval window* 4. The first motor neuron in an autonomic pathway is called a (A) preganglionic neuron* (B) periganglionic neuron (C) postganglionic neuron (D) interganglionic neuron 5. All of the following are common effectors of the autonomic nervous system EXCEPT (A) nervous tissue* (B) cardiac muscle (C) smooth muscle (D) skeletal muscle 6. Which of the following is a sympathetic response? (A) decrease digestion* (B) decrease heart rate (C) constriction of pupils (D) decrease respiratory ...