Which statement about eye is false a. Cones are very sensitive to dim illumination b. Retinal ganglion cells are the only cell type in the retina which fire an action potential  c. Cones are concentrated in the fovea d. Rods are concentrated in the periphery of the retina

11. What part of the inner ear is involved in conducting signals of static equilibrium?     THIS IS NOT AND WILL NOT BE GRADED

When reading, a person with astigmatism sees some lines in sharp focus while others appear blurred. Astigmatism is caused by the Select one: a. inability of the iris to contract or dilate b. lens becoming cloudy and rigid c. number of cones on some parts of the retina being deficient O d. curvature of the cornea or lens not being symmetrical

3. The Sense of Hearing Sound Production - Labeling Activity 1 The figure below events are numbered A-G in the order they happen. Read the descriptions of the events bellow and place the correct letter in the blank before its description. represents the chain of events that result in the perception of sound. These A) B A. Oval window movement sets up fluid wave inside the cochlea that stimulates the hair cells of the organ of Corti. B. Temporal lobe interprets nerve impulses as sound or balance. C. Sound waves enter external auditory canal. D. Sound waves cause tympanic membrane to vibrate. E. Vestibulocochlear nerve carries impulses to temporal lobe of brain. F. Tympanic membrane causes auditory ossicles to move. G. Movement of stapes causes oval window to move in and out. 356 Special Senses: Hearing and Equilibrium | Laboratory 17 © bluedoor, LLC

4. When transitioning from a pitch black room, to a sunny room where there is a lot of light, what happens to the cells in the retina? Group of answer choices   a. Rod cells will release less glutamate b. Rod cells will release more glutamate c. Ganglion cells will release less glutamate d. Ganglion cells will release more glutamate

As people age, the lens of the eye becomes ____, which leads to a type of farsightedness called _____.   a. less flexible; hyperopia   b. less flexible; presbyopia   c. more flexible; hyperopia   d. more flexible; presbyopia

1. List the pathway that light takes to the brain by putting the following structures in order: (Where light hits first = 1, the brain = = 7) Optic Nerve Brain _Pupil (Surrounded by iris) Vitreous Humor Cornea Lens (surrounded by ciliary body) Retina

Vision is a complex process. The human eye has many structures that contribute to vision. Which of the following statements describing the structures involved in the process of vision is NOT correct? a. Ciliary muscles change the shape of the lens to focus both near and distant objects. b. The cornea and lens bend light to focus the image on the retina. c. The iris relaxes and contracts to protect the retina from excess light. d. Lenses move forward or backward to control the amount of light striking the retina.

3 questions 1.) Which of the following is NOT a property of the rod cells found in the retina? A.) A rod cell can detect a single photon of light. B.) They are concentrated mainly in the fovea centralis. C.) The rods detect motion and are responsible for peripheral vision . D.) There are about 125 million rods in the retina. 2.) Which of the following statements CORRECTLY describes the function of a component of a reflex arc? a.Sensory neurons gather information from effectors. b.Sensory receptors receive stimuli from interneurons. Question 3 is in the pic c.Motor neurons conduct impulses from interneurons to effectors. d.Effectors act as integration centres.

The retina.____ are the only light sensitive cells used for vision and the________ are the only output cells to the brain in the A. rod and cone photoreceptors ganglion cells B. rod photoreceptors; bipolar cells C. cone photoreceptors; ganglion cells D. rod and cone photoreceptors; bipolar cells E. rod photoreceptors; horizontal cells   ___ are the only output cells to the brain in the