Human Physiology, 14th edition (2016)

298 Chapter 10 and these new discs migrate toward the tips to replace the lost material. The retinal pigment epithelium is a sim ...

Sensory Physiology 299 6. Stabilization of the ion composition surrounding the pho- toreceptors, thereby helping them to respond ...

300 Chapter 10 11- cis form ( fig. 10.39 ). The all- trans form is more stable, but only the 11- cis form is found attached to o ...

Sensory Physiology 301 way in which sensory stimuli are detected. This is because in the dark the photoreceptors release an inhi ...

302 Chapter 10 Figure 10.41 The effects of light on the retina. ( a ) In the dark, the continuous dark current (1) depolarizes t ...

Sensory Physiology 303 only one of these genes to produce only one of these photo- psins. Humans and Old World primates (includi ...

304 Chapter 10 Visual Acuity and Sensitivity While reading or similarly viewing objects in daylight, each eye is oriented so tha ...

Sensory Physiology 305 Figure 10.44 Convergence in the retina and light sensitivity. Because bipolar cells receive input from th ...

306 Chapter 10 the left retina pass to the left lateral geniculate nucleus of the thalamus. Axons from ganglion cells in the nas ...

Sensory Physiology 307 The tectal system is also involved in the control of the intrinsic eye muscles—the iris and the muscles o ...

308 Chapter 10 A population of ganglion cells termed direction-selective ganglion cells has recently been discovered. These diff ...

Sensory Physiology 309 Susan was experiencing tinnitus (a ringing in the ears) and rotational vertigo (feeling that the room was ...

310 Interactions Integumentary System The skin helps protect the body from pathogens (p. 494) The skin helps regulate body temp ...

Sensory Physiology 311 Summary B. The receptive field of a cutaneous sensory neuron is the area of skin that, when stimulated, p ...

312 Chapter 10 When a person is upright, the stereocilia of the utricle are oriented vertically; those of the saccule are orien ...

Sensory Physiology 313 The rods provide black-and-white vision under conditions of low light intensity. At higher light intensi ...

314 Chapter 10 Test Your Knowledge Match the vestibular organ on the left with its correct component on the right. Utricle and ...

Sensory Physiology 315 Describe the phantom limb phenomenon and give a possible explanation for its occurrence. Explain the rel ...

316 Refresh Your Memory Before you begin this chapter, you may want to review these concepts from previous chapters: ■ Structure ...

Endocrine Glands 317 Interactions between the various hormones produce effects that may be synergistic, permissive, or antagonis ...