6a/P Anatomy Pysiology Test

35 Questions | Total Attempts: 49

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Anatomy Quizzes & Trivia

Test 6 anatomy physiology oooooooooo


Questions and Answers
  • 1. 
    Olfactory glands
    • A. 

      Contain neural receptors for the sense of smell

    • B. 

      Form the basement membrane of the olfactory epitelium

    • C. 

      Are sensitive to aromatic molecules in the air

    • D. 

      Produce a pigmented mucus covers olfactory epithelium

    • E. 

      Form olfactory bulb

  • 2. 
    All of the following are true of olfactory pathways except
    • A. 

      Decussate at the level of mamillary bodies

    • B. 

      Are subjected to central modification by several areas of brain

    • C. 

      Carry impulse fot the olfactory cortex

    • D. 

      Are the only sensory pathways to reach teh cerebral cortex without first synapsing in the thalamus

    • E. 

      Exibit a considerable amount of convergence

  • 3. 
    All are true of teh vascular tunic of the eye except
    • A. 

      Provides route for blood vessels n lyphatic that supply tissue

    • B. 

      Regulates amount of light entering the eye

    • C. 

      Secretes and reabsorbs the aqueous humor

    • D. 

      Contains pain receptors

    • E. 

      Controls the shape of the lens

  • 4. 
    Vitreous Body
    • A. 

      Contains the lens

    • B. 

      Helps to stabilize eye and give physical support retina

    • C. 

      Contains blood vessels nourish retina

    • D. 

      Located between the lesn n iris

    • E. 

      Replaced at eh rate of 20% year

  • 5. 
    The shape of the lens is controlled by the 
    • A. 

      Pupillary constrictor muscles

    • B. 

      Papillary dilator muscle

    • C. 

      Ciliary muscle

    • D. 

      Iris

    • E. 

      Aqueous body

  • 6. 
    When all three cones population are stimulated we see
    • A. 

      Red

    • B. 

      Blue

    • C. 

      Green

    • D. 

      White

    • E. 

      Black

  • 7. 
    The vibrations received by the ear are amplified by the action of the 
    • A. 

      Auditory ossicles

    • B. 

      Cochlea

    • C. 

      Oval window

    • D. 

      Round window

    • E. 

      Typanic membrane

  • 8. 
    The following steps occur in rods when they excited by photons of light
    • A. 

      1 6 5 2 4 3

    • B. 

      3 6 5 2 1 4

    • C. 

      6 3 5 2 1 4

    • D. 

      3 6 5 1 2 4

    • E. 

      1 3 4 5 6 2

  • 9. 
    Which of the following statement concerning vision is false?
    • A. 

      Approximately half fo the fibers in each optic nerve corss opposit sides of the brain

    • B. 

      Fibers of teh optic nerve synaps at teh lateral geniculates

    • C. 

      Image that is formed on the retina is inverted

    • D. 

      Depth of perception is improved when one eye is closed

    • E. 

      Visual cortex of the brain contain sensory map

  • 10. 
    The frequency of sound is indicated to the nervous systerm by the 
    • A. 

      Frequency of sterocilia vibration

    • B. 

      Number of row of hairs cells

    • C. 

      Regioon of inner ear that is stimulated

    • D. 

      Movement of perilymph choclear duct

    • E. 

      Frequency of vibration of tectorial membrane

  • 11. 
    The follwoing is a list of stept occur production of auditory sensation
    • A. 

      2 4 1 6 5 3

    • B. 

      2 4 6 3 5 1

    • C. 

      2 1 4 5 5 3

    • D. 

      2 4 6 1 5 3

    • E. 

      2 5 4 6 1 3

  • 12. 
    A sound with frequency of 18000 hz would
    • A. 

      Be very loud

    • B. 

      Be very soft

    • C. 

      Be high pitched

    • D. 

      Be low pitched

    • E. 

      B n D

  • 13. 
    Damage to the cupula of the lateral semicirular canal would interfer with our perception
    • A. 

      Gravitational pull

    • B. 

      Linear acceleration

    • C. 

      Horizontal rotation of head

    • D. 

      Vertical rotation

    • E. 

      Angular rotation

  • 14. 
    Whey do objects veiwed under water while scuba diving appear closer n larger
    • A. 

      Water magnifies image - denser than lens

    • B. 

      Light moves more sltowly through the water

    • C. 

      Dive mask refracts lifht before it reaches the cornea and the extra refraction causes image to appear closer and larger

    • D. 

      The cornea does not function in water n the light is not regracted as much

    • E. 

      Light waves are scattered by the water before reaching the eye

  • 15. 
    If the sodium pimp in the membrane of teh photo receptors were blocked
    • A. 

      Constantly see colors

    • B. 

      Visual acuity

    • C. 

      Blindenss would result

    • D. 

      Able to see dim light

    • E. 

      Cells would not be able to produce nuerotransmitters

  • 16. 
    Taste cells produce all the following sensation except
    • A. 

      Spicy

    • B. 

      Salty

    • C. 

      Bitter

    • D. 

      Sweet

    • E. 

      Sour

  • 17. 
    The loudness of sound is correlated with ______ of soundwave
    • A. 

      Pitch

    • B. 

      Frequency

    • C. 

      Amplitude

    • D. 

      Wavelength

    • E. 

      Speed

  • 18. 
    The sensory cell of hearing are stimulated by ____ resting on their sterocilia
    • A. 

      Basilar mem

    • B. 

      Vestibular

    • C. 

      Typanic

    • D. 

      Tectorial

    • E. 

      Crista

  • 19. 
    At normal daylight intesity, the _____ cells are nonfuctional bec all their rhodopsin is bleached
    • A. 

      Cone

    • B. 

      Rod

    • C. 

      Amacrine

    • D. 

      Bipolar

    • E. 

      Corneal

  • 20. 
    When you view objects closer to the eye, the eye makes and adjustment called
    • A. 

      Emmetropia

    • B. 

      Accomodation

    • C. 

      Refraction

    • D. 

      Myopia

    • E. 

      Diplopia

  • 21. 
    When a tip link opens the ion channels on the cholear sterocilium  _____ ions rapidly enter and depolarize the hair cells
    • A. 

      Sodium

    • B. 

      Potassium

    • C. 

      Chloride

    • D. 

      Calcium

    • E. 

      Magnesium

  • 22. 
    When light is absorbed by rod cells
    • A. 

      Clylic gmp is produced

    • B. 

      Rod cells release a sudden flood of glutamic acid

    • C. 

      All bipolar cells become hyperpolarized

    • D. 

      Retinal and opsin dissociate from each other

    • E. 

      Sodium ions diffuse

  • 23. 
    What is the main function of the rods in teh eye
    • A. 

      Depth perception

    • B. 

      Color vision

    • C. 

      Vision in dim light

    • D. 

      Accomodation near vision

  • 24. 
    Receptor for hearing are located in the 
    • A. 

      Choclea

    • B. 

      Semicircular canals

    • C. 

      Typmanic memb

    • D. 

      Vestibule

  • 25. 
    The oil componen found in tears is produced by 
    • A. 

      Lacrimal gland

    • B. 

      Ciliary gland

    • C. 

      Conjunctiva

    • D. 

      Tarsal gland

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