Non-traditional animals 2

Question 1

this kind of fish has nearly transparent embryos great for observing embryo development

Answer 1

zebra fish

Question 2

this animal model can have a type of hemophilia and is used in hemophilia research

Answer 2

zebra fish

Question 3

signs of stress or disease in fish

Answer 3

food refusal/spitting out, abnormal posture, erratic movement, gulping air, scraping against objects, jumping out, listlessness

Question 4

what is barotrauma

Answer 4

physical damge to body caused by difference in pressure between air space inside or beside body and the surrounding fluid (stress of being caught)

Question 5

list possible fish anesthetics that can be placed in water

Answer 5

MS 222, Iso, Clove oil

Question 6

insect use in research

Answer 6

genetics (fruit flies), crop infestation (agriculture), parasitism, pests, development of repellents/ atractants, raised as feed for other animals

Question 7

opossum genus species

Answer 7

Didelphis virginiana

Question 8

opossum research uses

Answer 8

semi-embryotic development, chemical/physical manipulation of developing embryo in pouch (no placental barrier)

Question 9

why bats are not good models

Answer 9

hard to house