44. Which part of the eye is a muscle that regulates the size of the pupil? a. i

Question

44. Which part of the eye is a muscle that regulates the size of the pupil? a. iris b. lens c. retina d. sclera 45. It is difficult to distinguish between colors at night because a. we are seeing primarily with the cones b. rods do not adapt to the dark c. we are seeing primarily with the rods d. we are used to seeing mostly with the fovea 46. The idea that the eye contains separate receptors for red, green, and blue is known as theteory a. opponent-process b. additive color mixing c. trichromatic d. reductive color mixing 47. What is the basic function of the outer ear? a. to protect the hair cells b. to concentrate and funnel sound waves to the eardrum c. to amplify low-intensity sounds to detectable levels d. to filter out high-intensity sound waves that can be harmful 48. Laverne looks at the tongue of her friend and sees all kinds of bumps on her tongue. "Girl, she says, "you sure have a lot of_ a. olfactory receptors b. taste buds c. papillac d. taste receptors 49. The vestibular senses are concened with a. touch, pressure, temperature, and pairn b. the location of body parts in relation to the ground and to each other movement and body position c. d. your location as compared to the position of the sun 50. Jamal is trying to buy something over the phone. He asks his partner to read him his credit card number. However, when he tries to repeat it to the sales clerk on the other end of the line, he can't remember all the numbers. Jamal is coming up against a. the decay of numerical memory b. the extinction of auditory traces c. George Miller's magic number 7, plus or minus 2 d. the limits of procedural memory

Explanation / Answer

44) iris

45) gate control theory of pain

46) bitter,salt ,sour,sweet and unami

47) movement and body position

50) the limits of proceedural memory

36) Basilar membrane

37) gate control theory of pain

38) bitter,salty,sour,sweet,unami

39) specific loacation where hair cells are stimulated

40) denial

41) lens

42) absolute threshold

43) lemon might reflect only yellow wave lengths in the yellow region of the spectrum

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