Shared Flashcard Set

Details

Fish
Fish
20
Veterinary Medicine
Not Applicable
06/13/2011

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
Freshwater fish
Definition

Cichlids (carniverous)

 

Cyprinids (prefer cool water)

 

Catfish

Term
Cyprinids
Definition

goldfish

koi

carp

Term
Saltwater fish categories
Definition

marine tropical fish

 

marine coldwater fish

 

elasmobranches (sharks, skates, rays)

Term
Fish anatomy
Definition

mucous coat (produced by cells in intugument)

 

scales (in the dermis)

 

two sets of paired fins (pectoral & pelvic)

 

three unpaired fins (dorsal, anal, caudal)

 

two chambered heart, atria & ventrical

Term
Gill function
Definition

O2 exchange

excrete waste products (ammonia & CO2)

regulate ion & water balance


covered by the operculum (bony plate that covers gills, scales over the bone)

Term
renal portal system
Definition
drains blood from the caudal musculature
Term
hepatic portal system
Definition
drains venous blood from digestive tract
Term
Three feeding habits of marine tropical fish
Definition

slow eaters

 

rapid eaters

 

difficulty competing for food eaters

Term
lateral line
Definition

mechanosensory structure

 

detects changes in sound waves & water pressure

 

originates on head, around eyes

Term
This helps with fish buoyancy
Definition
swim bladder
Term
poor water quality fish tanks lead to this
Definition
illness
Term
What can lead to poor water quality?
Definition

feces

excess food

detritus (organic material)

Term
mechanical filtration removes this
Definition
organic debris
Term
biologic filter removes this
Definition
ammonia
Term
this is how chemical filtration works
Definition
binds or converts toxic compounds to non-toxic
Term
regular water quality analysis using
Definition

at-home kits

commercial labs

local specialty shops

Term
ammonia in water from
Definition

overstocking

organic material

loss of biologic filter

 

 

Term
even low levels of ammonia are toxic to
Definition

gills & skin

 

increase susceptability to illness

 

Term
DO
Definition

dissolved oxygen

 

sb > 5ppm

Term
pH
Definition
between 6.5 and 8.5
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