Test #2 Flashcards
(30 cards)
A typical egg laying operation strives to produce one dozen table eggs for every___pounds of feed.
3-3.5
Broiler breeder pullet and cockerel farms raise birds from one day old to______weeks of age.
20
___% of all broiler production occurs under a contract system
99%
A typical broiler farm consists of 1-6 houses in which_____flocks are raised annually.
5-7
A typical turkey grow out operation grows out ____birds
16-18000
A turkey tom is marketed at 21 weeks of age and usually weighs___pounds.
40
_________is the supplying of producers with services and materials necessary for production, including the processing and marketing of products to meet the consumers needs.
Agribusiness
Pigeons and doves belong to the order_______
Columbiforms
Poultry have a pulse rate of___ Beats per minute
300
The outer layer of a fowls skin is called the_________
Epidermis
____ is the surgical removal of the comb
Dubbing
Pterylae cover almost____% of the skin surface
85
_____ is the process that a bird does take help clean and groom its feathers
Preening
The________elevates the wing
Pectoralis minor
The upper larynx is called the______
Pharynx
A chickens trachea has______bony rings
100-130
The________ secretes gastric juices which contain hydrochloric acid and the enzyme pepsin
Proventriculus
The________ helps with the breakdown of the more resistant cell wall materials due to the presence of anaerobic bacteria
Cecum
The egg production factory of a chicken is called the________
Oviduct
Sperm is carried from the testes by the____________
Vas deferens
The________ regulates the release of hormones from the pituitary gland
Hypothalamus
Chickens are more sensitive to the__________ portion of the light spectrum
Red
The site for fertilization in a fertile egg, if sperm if present, is called the____________
Blastoderm
All of the parts of the check or developed and in place by day______of development
10