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Nail (anatomy): Quiz


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Question 1: What does the following picture show?

  Mechanical injury can result in the nail being dropped.

Question 2: Actual growth rate is dependent upon age, gender, season, exercise level, diet, and ________ factors.
HeredityMost recent common ancestorGenealogyMatrilineality

Question 3: The growing part of the nail is the part still under the skin at the nail's ________ end under the epidermis, which is the only living part of a nail.
DigestionEarAnatomyAnatomical terms of location

Question 4: The nails of ________ and the hooves of running mammals evolved from the claws of reptiles.
PrimateHominidaeOld World monkeyBat

Question 5: [13] Contrary to popular belief, nails do not continue to grow after death; the skin ________ and tightens, making the nails (and hair) appear to grow.
DehydrationHyponatremiaHypernatremiaDiabetic ketoacidosis

Question 6: With only a few exceptions, primates retain ________ (original, "primitive") hands with five digits, each equipped with either a nail or a claw.
CladisticsPhylogeneticsComputational phylogeneticsClade

Question 7: In human anatomy, a nail is a horn-like envelop covering the dorsal aspect of the terminal phalanges of ________ and toes.

Question 8: Delayed return to pink colour can be an indicator of certain shock states such as ________ [17][18]
DehydrationAcid-base imbalanceHypokalemiaHypovolemia

Question 9: [3] The hyponychium is the ________ located beneath the nail plate at the junction between the free edge and the skin of the fingertip.
EpitheliumHistologyStratified squamous epitheliumMicrovillus

Question 10: What does the following picture show?

  Mechanical injury can result in the nail being dropped.
  Mechanical injury can result in the nail being dropped.
  Two months of growth of a human fingernail following an accident.
  Thumbnail of the right hand with cuticle (left) and hangnail (top)


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