1. Olfactory receptors are examples of
A. thermoreceptors
B. mechanoreceptors
C. chemoreceptors
D. pain receptors
2. Which of the following is not a primary taste sensation?
A. sweet
B. salty
C. bitter
D. pungent
3. Which of the following is part of the inner most layer of the eye?
A. retina
B. sclera
C. lens
D. ciliary body
4. The ear ossicles are located within what part of the ear?
A. external
B. middle
C. internal
D. bony labyrinth
5. Receptors for hearing are located in
A. the cochlea
B. the vestibule
C. semicircular canals
D. the middle ear
6. Rod cells detect
A. images in dim light
B. images in bright light
C. colors
D. B and C
7. Which of the following correctly lists in order the parts through which light passes as it enters the eye?
A. cornea, aqueous humor, lens, vitreous humor, retina
B. aqueous humor, lens, cornea, vitreous humor, retina
C. cornea, vitreous humor, lens, aqueous humor, retina
D. retina, aqueous humor, lens, vitreous humor, cornea
8. The transparent, anterior portion of the eye’s outer layer is called the
A. retina
B. sclera
C. cornea
D. lens
9. Which structure controls the amount of light entering the eye?
A. lens
B. retina
C. iris
D. ciliary body
10. Which of the following is a receptor for light touch?
A. Pacinian corpuscle
B. Meissner’s corpuscle
C. photoreceptor
D. free nerve ending
11. Enkephalins block pain by
A. binding to pain receptors
B. preventing impulses from ascending up the spinal cord
C. blocking impulses in the brain
D. causing serotonin to be released
12. Which of the following is pigmented?
A. iris
B. ciliary body
C. choroid coat
D. all of the above
13. Which of the following is located only on the medial edge of the eye?
A. lacrimal duct
B. lacrimal gland
C. conjunctiva
D. extrinsic eye muscles
14. The auditory tube
A. connects the inner ear and throat
B. goes from the auricle to the tympanic membrane
C. is inside the osseous labyrinth
D. connects the middle ear and throat
Use the following choices for questions 15 - 17.
A. True
B. False
15. Pain that feels as if it is origination from a part other than the site being stimulated is referred pain.
16. All information received from the left eye is interpreted in the left side of the brain.
17. Heat receptors detect temperatures that produce a burning sensation.
Answers:
1. c 2. d 3. a 4. b 5. a 6. a 7. a 8. c 9. c 10. b 11. b 12. d 13. a 14. d 15. a 16. b 17. b