What is the total time required from ovulation to oviposition?
Which bone connects the mandible to the skull (temporal bone)
the quadrate bone
enables the upper and lower jaw to move simultaneously. While the quadrate bone turns, it increases the size of the gape
Which compartment of the cloaca do the vas deferens go to?
The sebaceous gland responsible for waterproofing and insulating the feathers:
Feathers in birds are concentrated in tracts called _________
Feathers in birds are concentrated in tracts called pterylae
These feathers are responsible for heating and insulating the body and helping maintain normal body temperature:
What is the normal temperature for birds?
These feathers are specialized contour feathers responsible for flight:
Wing feathers (remiges) and tail feathers (retricles)
These feathers are new feathers in the growing stage:
blood feathers (pin feathers)
Which ovary is active in the chicken?
The fusion of the proximal row of the tarsus and the tibia is called the:
The fusion of the distal tarsal row with metatarsal 2, 3, and 4 form the:
Fusion along the dorsal spinous processes of most of the thoracic vertebrae:
Fusion of the last 2 or 3 thoracic vertebrae, all of the lumbar, all of the sacral, and the first few caudal vertebrae
Fusion of the most caudal 3-4 vertebrae that make up the bulk of the tail:
This bone allows for attachment of the large pectoral muscles and makes up the majority of the ventral body wall:
The furcula is commonly known as the:
What is significant about the radius and ulna in birds?
In birds, the ulna is larger than the radius
What is the name of the triangular fold of skin running from the shoulder to the carpus that provides an aerodynamic "lift"?
What is pinioning?
This involves cutting the tendon of the extensor carpi radialis muscle at the level of its attachment on the carpus.
How many metatarsal bones are present on the avian pelvic limb?
4 (3 of which are fused)
Muscles take on different colors dependent on the relative amount of _____________ that is present.
Muscles take on different colors dependent on the relative amount of myoglobin that is present.
Which muscle will likely be darker in color: phasic muscles of endurance muscle?
What is the most common site for collection of large volumes of blood in poultry and companion birds?
right jugular vein
Name three commonly used sites for blood collection in avians:
right jugular vein (poultry & companion birds)
- cutaneous ulnar vein
medial metatarsal vein (larger birds: ducks, raptors, large parrots)
Responsible for B-cell production in birds:
Bursa of Fabricius
The avian larynx lies on the floor of the oropharynx and opens on a small prominence called the _____________
Describe the unique positioning of the avian epiglottis.
They don't have one. Get over it.
What is the landmark for endotracheal intubation in avians?
What is important to remember about the trachea in birds when placing an endotracheal tube?
The trachea in birds has complete cartilaginous rings
You should not use the cuffed endotracheal tubes, as over-inflation of the cuff can cause severe damage and necrosis of the trachea