Biology Forums - Study Force

A feature of the digestive tract wall that increases surface area available for absorption is the
 A) transitional cells.
  B) circular folds.
  C) elastic cells.
  D) rugae.
  E) muscularis mucosa.

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(Question 2) The external acoustic meatus ends at the
 A) tympanic membrane.
  B) auditory ossicles.
  C) cochlea.
  D) pinna.
  E) vestibule.

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(Question 3) A stratified squamous epithelial lining can be found in all of the following except in the
 A) anal canal.
  B) esophagus.
  C) stomach.
  D) oropharynx.
  E) oral cavity.

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(Question 4) The ________ ear collects sounds waves and transmits them to the ________ ear, which contains auditory ossicles.
 A) inner; middle
  B) outer; middle
  C) outer; inner
  D) middle; inner
  E) superficial; deep

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(Question 5) The layer of loose connective tissue that directly supports the digestive epithelium is the
 A) lamina propria.
  B) muscularis mucosae.
  C) submucosa.
  D) submucosal neural plexus.
  E) myenteric plexus.

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(Question 6) Which structure of the brain does not receive any auditory input?
 A) superior olivary nucleus of the pons
  B) inferior colliculi of the midbrain
  C) auditory cortex of the temporal lobe
  D) medial geniculate nucleus of the thalamus
  E) pineal gland of the epithalamus

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(Question 7) Large blood vessels and lymphatics are found in the
 A) mucosa.
  B) submucosa.
  C) muscularis.
  D) adventitia.
  E) serosa.

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(Question 8) As the stapes vibrates the oval window, pressure waves first begin
 A) in the endolymph of the scala vestibuli.
  B) in the endolymph of the scala tympani.
  C) in the perilymph of the scala vestibuli.
  D) in the perilymph of the scala tympani.
  E) in the endolymph of the cochlear duct.

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(Question 9) Sandwiched between the layer of circular and longitudinal muscle in the muscularis externa is the
 A) mucosa.
  B) submucosa.
  C) muscularis mucosa.
  D) myenteric plexus.
  E) submucosal neural plexus.

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(Question 10) When the tympanic membrane vibrates with the same frequency as the incoming sound waves it is known as
 A) resonance.
  B) amplitude.
  C) pitch.
  D) hertz.
  E) cycles.

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thanks for your help