Exam 4 Review Flashcards


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created 6 months ago by maddyjones23
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avian anatomy
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1

Diurnal birds have ______ for color vision and ______ for black and white vision.

  • Cones
  • Rods

2

The twisted strands supporting the yolk are called _______.

Chalazae

3

The bullseye appearing white spot on the yolk strand is the _________.

Blastoderm

4

The mammalian ear has three bones the _______, _______, and the _______.

  • Malus
  • incus
  • stapes

5

The avian ear only has the bone the __________.

Columella auris

6

The embryonic tissues (layers) are __________, ____________, and the ___________.

  1. Endoderm
  2. Mesoderm
  3. Ectoderm

7

The _________ is a flap of skin near the ear that assists with hearing.

Operculum

8

Two types of eye placement in birds are ______________ and ___________.

  1. Frontal
  2. Lateral

9

The type that allows for the greatest field of vision is _____________.

Lateral

10

The first blueprint for the development of a nervous system in an embryo is _________________ and the second blueprint is the _____________.

  • Primitive Streak
  • Notochord

11

What do the blueprints of embryo development of the nervous system do in the adult bird?

Nothing

12

The ___________ is the air filled space at the large end of an egg.

Air Cell

13

The __________ is the extraembryonic tissue that serves as the embryos circulatory system.

Allantois

14

The _______ _________ is a the center of the blastoderm and it develops into ______.

  1. Area pellucida
  2. Embryo

15

The depression on the retina at the back of the eye is called the _________. It is where the ___________ are concentrated.

  1. Fovea
  2. Cones

16

The ___________ is the transparent region of the fibrous tunic of the eye.

Cornea

17

The ___________ is the name for the fibrous tunic of the eye.

Sclera

18

The bones in the fibrous tunic are the _________.

Eye ring

19

The colored ring in the eye is the _______: the hole the colored ring is the _________.

  1. Iris
  2. Pupil

20

Three types of somatosensory sensors are ____________, ______, and __________.

  • Mechanoreceptor
  • Thermoreceptor
  • Nocicoreceptor
  • Chemoreceptor
  • Photoreceptor
  • Electroreceptor

21

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

22

The three mechanisms for accommodation in the avian eye are __________________, _________________, and _______________.

  • Compression
  • Distortion of cornea center
  • Compression of lens front

23

The vascular projection of the avian retina is the _______.

Pecten

24

The tube that transports air from the nare to the lung is called the _____________.

Trachea

25

The ___________ is the short curved structure in the ear that contains sound receptors.

Cochlea

26

The short tubular bone of the avian leg is the ___________.

Femur

27

The longest bone of the avian leg is the ____________.

Tibiotarsus

28

An __________ is a list of species behaviors.

Ethogram

29

The longest cranial nerve is the __________.

Vagus

30

In the ear the __________ ___________ are for balance and position.

Semi- circular canals

31

The cranial nerve associated with vision is nerve ________.

Cranial Nerve II

32

The cranial nerve for hearing is __________.

Cranial Nerve VIII

33

The olfactory nerve (smell) is cranial nerve __________.

Cranial Nerve I

34

The extra-embryonic membrane which serves as gastrointestinal tract is the ______________.

Yolk Sac

35

The extra-embryonic membrane that is fluid filled sac to prevent adhesions is the ____________.

Amnion

36

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

37

Avians typically have _________ ceca; mammals typically have _________ ceca.

  • 2
  • 1

38

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

39

The outer edge of the blastoderm is the area __________ and it becomes the _______________ during avian incubation.

  • Opaca
  • Extra embryonic membranes

40

During incubation the reproductive system is the ______________; the glandular stomach is the _______________.

  • Ventriculus
  • proventriculus

41

Mammals have _____________ urinary bladder; avians have _______________ urinary bladder.

  • 1
  • 0

42

Almost all avian species have ________ ovary present; it is typically the _________ ovary. How many are present in mammals, ________.

  • 1
  • left
  • 2

43

T/F Most Avian species have a phallic structure as part of the reproductive.

False

44

T/F A Few mammals do not have a diaphragm in the respiratory system.

False

45

T/F Mammalian red blood cells are non-nucleated, avian red blood cells are nucleated.

True

46

T/F The sites of gas exchange in the avian lungs are the parabronchi/ air capillaries.

True

47

T/F Only avian species lay eggs.

False

48

T/F Mammals have two kidneys present, avians have six kidneys with two divisions.

False

49

T/F Most avians have a diverticulum of the esophagus called the ingluvia.

True

50

The main drain vein of the head and neck is the _________.

Jugular

51

The first branch off of the aorta is whcih artery__________.

Coronary

52

Specific behaviors are named based on the ____________________ of the behavior.

Physical appperance

53

_____________ is a behavior of a bird pecking at the ground and making food calls.

Tidbitting

54

Birds that are well developed at hatch and can care for themselves such as chickens are called ___________.

Precocial

55

Birds that require lots of parental care such as a cardinal or sparrow are called ______________.

Altricial

56

The muscles between the ribs are __________.

Intercostal

57

The three bones of the triosseal canal are the __________, __________, and ___________.

  1. scapula
  2. coracoid
  3. clavicle

58

The incubation period of a chicken ___________ days.

21 days

59

The incubation period of a turkey.

28 days

60

The incubation period of a pigeon.

17 days

61

Teh incubation of a guinea fowl is ____________.

26/28 days

62

The incubation perid of a duck is ____________.

28 days

63

List three behaviors associated with illness in a bird.

  • Cough
  • sneeze
  • lameness
  • discharge from eye
  • discharge from nose
  • huddling
  • diarrhea