Diurnal birds have ______ for color vision and ______ for black and white vision.
- Cones
- Rods
The twisted strands supporting the yolk are called _______.
Chalazae
The bullseye appearing white spot on the yolk strand is the _________.
Blastoderm
The mammalian ear has three bones the _______, _______, and the _______.
- Malus
- incus
- stapes
The avian ear only has the bone the __________.
Columella auris
The embryonic tissues (layers) are __________, ____________, and the ___________.
- Endoderm
- Mesoderm
- Ectoderm
The _________ is a flap of skin near the ear that assists with hearing.
Operculum
Two types of eye placement in birds are ______________ and ___________.
- Frontal
- Lateral
The type that allows for the greatest field of vision is _____________.
Lateral
The first blueprint for the development of a nervous system in an embryo is _________________ and the second blueprint is the _____________.
- Primitive Streak
- Notochord
What do the blueprints of embryo development of the nervous system do in the adult bird?
Nothing
The ___________ is the air filled space at the large end of an egg.
Air Cell
The __________ is the extraembryonic tissue that serves as the embryos circulatory system.
Allantois
The _______ _________ is a the center of the blastoderm and it develops into ______.
- Area pellucida
- Embryo
The depression on the retina at the back of the eye is called the _________. It is where the ___________ are concentrated.
- Fovea
- Cones
The ___________ is the transparent region of the fibrous tunic of the eye.
Cornea
The ___________ is the name for the fibrous tunic of the eye.
Sclera
The bones in the fibrous tunic are the _________.
Eye ring
The colored ring in the eye is the _______: the hole the colored ring is the _________.
- Iris
- Pupil
Three types of somatosensory sensors are ____________, ______, and __________.
- Mechanoreceptor
- Thermoreceptor
- Nocicoreceptor
- Chemoreceptor
- Photoreceptor
- Electroreceptor
The __________ is a clear membranous structure in the ear whose vibration is carried to the inner ear. This membrane is kept tense by the actions of the __________ muscle.
- Tympanum
- columellar
The three mechanisms for accommodation in the avian eye are __________________, _________________, and _______________.
- Compression
- Distortion of cornea center
- Compression of lens front
The vascular projection of the avian retina is the _______.
Pecten
The tube that transports air from the nare to the lung is called the _____________.
Trachea
The ___________ is the short curved structure in the ear that contains sound receptors.
Cochlea
The short tubular bone of the avian leg is the ___________.
Femur
The longest bone of the avian leg is the ____________.
Tibiotarsus
An __________ is a list of species behaviors.
Ethogram
The longest cranial nerve is the __________.
Vagus
In the ear the __________ ___________ are for balance and position.
Semi- circular canals
The cranial nerve associated with vision is nerve ________.
Cranial Nerve II
The cranial nerve for hearing is __________.
Cranial Nerve VIII
The olfactory nerve (smell) is cranial nerve __________.
Cranial Nerve I
The extra-embryonic membrane which serves as gastrointestinal tract is the ______________.
Yolk Sac
The extra-embryonic membrane that is fluid filled sac to prevent adhesions is the ____________.
Amnion
The triangular pouch at the terminal end of the avian gastrointestinal system is called the ________. This region is only present in the group of mammals called _________.
- Cloaca
- monotremes
Avians typically have _________ ceca; mammals typically have _________ ceca.
- 2
- 1
During avian embryonic development at approximately what age of incubation does the embryo on a C-shape ___________. Why does it take on C-Shape _______________________.
- Day 4
- Fit in the egg
The outer edge of the blastoderm is the area __________ and it becomes the _______________ during avian incubation.
- Opaca
- Extra embryonic membranes
During incubation the reproductive system is the ______________; the glandular stomach is the _______________.
- Ventriculus
- proventriculus
Mammals have _____________ urinary bladder; avians have _______________ urinary bladder.
- 1
- 0
Almost all avian species have ________ ovary present; it is typically the _________ ovary. How many are present in mammals, ________.
- 1
- left
- 2
T/F Most Avian species have a phallic structure as part of the reproductive.
False
T/F A Few mammals do not have a diaphragm in the respiratory system.
False
T/F Mammalian red blood cells are non-nucleated, avian red blood cells are nucleated.
True
T/F The sites of gas exchange in the avian lungs are the parabronchi/ air capillaries.
True
T/F Only avian species lay eggs.
False
T/F Mammals have two kidneys present, avians have six kidneys with two divisions.
False
T/F Most avians have a diverticulum of the esophagus called the ingluvia.
True
The main drain vein of the head and neck is the _________.
Jugular
The first branch off of the aorta is whcih artery__________.
Coronary
Specific behaviors are named based on the ____________________ of the behavior.
Physical appperance
_____________ is a behavior of a bird pecking at the ground and making food calls.
Tidbitting
Birds that are well developed at hatch and can care for themselves such as chickens are called ___________.
Precocial
Birds that require lots of parental care such as a cardinal or sparrow are called ______________.
Altricial
The muscles between the ribs are __________.
Intercostal
The three bones of the triosseal canal are the __________, __________, and ___________.
- scapula
- coracoid
- clavicle
The incubation period of a chicken ___________ days.
21 days
The incubation period of a turkey.
28 days
The incubation period of a pigeon.
17 days
Teh incubation of a guinea fowl is ____________.
26/28 days
The incubation perid of a duck is ____________.
28 days
List three behaviors associated with illness in a bird.
- Cough
- sneeze
- lameness
- discharge from eye
- discharge from nose
- huddling
- diarrhea