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Animal Structures Lectures
Lectures
19
Biology
Undergraduate 2
01/20/2011

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Cards

Term
Definition of Antemortem Inspection
Definition
inspection of animal before death
Term
define zoonosis
Definition
disease transmitted from animal to human
Term
Name 3 things identified for antemortem inspection
Definition

animals with disease or condition

animals treated with drugs

animals requiring special handling

Term
Define tag and describe problem associated 
Definition

tag- combination of dirt and poop

may contaminate carcass (ie ecoli)

Term
define postmortem inspection
Definition
examine carcass after death of animal
Term

what is examined during postmortem inspection in general?

(ie name general parts of body and what is generally examined)

Definition

Body parts:

head and lymph nodes

thoracic, abdominal viscera and lymph nodes

exposed parts of carcass

 

Look for:

contamination with dirt of feces

lesions (ie tumors)

lymph noes for disease 

Term
role of lymph nodes?
Definition

filter and destroy bacteria

and

prevent spread of diease

Term
normal lymph vrs bacterially infected lymph
Definition

normal: pale brown and compact

bacterial: swollen and discoloured 

Term

what are postmortem inspectors specifically looking for for:

head, lungs, liver, and heart 

Definition

head- cysticercus bovis (tape worm)

lungs- pneumonia

liver- abscesses and parasites 

heart- cysticercus bovis and worms 

Term

 

*****THIS IS IMPORTANT******

 

composition of 550kg steer

Definition

60% carcass

10% gut fill

7.3% hide

7.2%  inedible organs

6.0% head, tail, feet

2.4% diaphragm and visceral fat

1.6%  edible organs 

Term
After the animal dies, describe what happens in terms of homeostatsis
Definition
Enzymes continue to be active and attempt to achieve homeostasis 
Term
name 5 changes seen in domesticated food animals selective breeding has caused:
Definition

strucuture

function

productivity 

carcass quality

eating quality 

Term

Bos primigenius is predecessor of?

and originated where?

Definition

predecessor of todays Bos taurus

originated from Europe 

Term

Bos longifron evolved from?

what did fossil evidence tell us about Bos longifron?

Definition

evolved from Bos primigenius

fossils told us were first domesticated cattle

Term
first domesticated cattle?
Definition
bos longiforns
Term

Bos nomadicus is predecessor of?

related how to Bos Taurus?

Definition

predecessor of zebu (bos indicus)

was crossed with Bos Taurus

Term
name 4 characteristics of the Bos nomadicus that are also african characteristics.
Definition

  1. Prominent shoulder hump of muscle supported by dorsal spines and vertebrates
  2. long face with drooping ears
  3. prominent dewlap
  4. heat and fly resistant cattle 

Term

bos nomadicus:

DNA similar to?

but resmebles?

and originates where? 

Definition

DNA similar to Bos taurus

Resemble bos indicus

originate from India  

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