1. BIRD PARTS

2. Their function is to _________________.
These small white pouches on the intestine are called
colic caeca
Their function is to _________________.
contain microorganisms to break down plant material

3. It’s function is to _______________ grind and mash food
This organ that contains small rocks/gravel is the
____________
gizzard
It’s function is to _______________
grind and mash food

4. This large breast muscle is the
_____________
pectoralis
sternum
It attaches to the _______________

5. Right atrium Left atrium Right ventricle A = ? B = ? C = ? D = ?
Left ventricle

6. The red arrow is pointing to the ____________
pancreas
Its function is to __________________________
Make trypsin for the small intestine;
Make insulin & glucagon to regulate blood sugar

7. ___________________________A
A =
____________
esophagus
B = ____________
Give a function for B
___________________________
crop B
Store and moisten food

8. liver Give the 4 functions The circled organ is the ____________#2
Give the 4 functions
Make bile; store vitamins
Store glycogen;
process toxins for the kidneys

9. lung Give the body system The arrow is pointing to the ____________
respiratory

10. Blood leaving C goes next to the__________
Blood in A & C is
_______
oxygen
blood. B A
LOW D C
Lungs
Blood leaving C goes next to the__________

11. The membrane that covers & protects the eye is the ____________
Nictitating membrane

12. to ______________________
A =
gizzard A
It’s function is
to ______________________
grind and mash food

13. This part of the tube is the ______________ duodenum (Small intestine)
Give a function
Add bile; add tryspin;
Finish digestion

14. Which excretory organ is missing in birds that was present in turtles & frogs?
Urinary bladder

15. This part of the tube is the ______________
ileum
(Small intestine)
Give a function
Absorb nutrients

16. This part of the tube is the ______________
ileum
(Small intestine)
Another name for the large intestine is _________________
colon

17. Blood leaving D goes next to the__________
Blood in B & D is
_______
oxygen
blood. B A
HIGH D C
Body organs
Blood leaving D goes next to the__________

18. #1 = _______________________ #2 = ___________________
gizzard
#1 = _______________________
#2 = ___________________
pancreas

19. ?
CROP
esophagus
proventriculus
gizzard

20. This fleshy area on the beak is called the _____________ cere
TRUE or FALSE
Birds have a nictitating membrane like
frogs and turtles.
TRUE- helps birds that dive underwater for food

21. Name the parts of the digestive system shown.
CROP
ESOPHAGUS
PROVENTRICULUS
GIZZARD

22. These colored sacs are the
_____________
Air sacs

23. ovary Make eggs #40 = _______________ Give a function #38 =
Give the function ___________________
ovary
Make eggs
#40 = _______________
Give a function
oviduct
Add albumen & shell; carry eggs to cloaca

24. pectoralis muscle
sternum
sdsd
dfds

25. The tubes leaving this structure are called ____________
These paired
organs are the ______________
testes
The tubes leaving this structure are called ____________
They carry _____________ to the ________________
Vas deferens
sperm
cloaca

26. This is the
___________
Preen gland
Its function is to__________________
Make oil to waterproof feathers

27. This opening is
called the
_____________
vent
Name the 3 body systems that empty into the cloaca and exit using the opening above.
Digestive, excretory, reproductive

28. The 3rd eyelid that protects the eye is called the
____________ membrane.
nictitating
The green spot marks this opening
in the head behind the
Eyes.
ear

29. Pectoralis muscle #1 = ________________ #2 = ________________#3 #2 #1
#1 = ________________
#2 = ________________
#3 = ________________
Pectoralis muscle
heart
Liver

30. This opening leads to the __________________ membrane down
inside the head.
tympanic

31. These snowman shaped organs are the
______________
kidneys
Uric acid
They remove _____________
from the blood.

32. Which side of a bird’s heart carries only LOW OXYGEN blood?
right
The wall that divides the ventricle into two chambers is called the _____________
septum

33. This diamond shaped structure where the
trachea splits into bronchi
is the _______________
syrinx
It’s the voice box
Its function is ________________

34. This organ is the _______________ ovary
Birds only have one of these on the ___________ side of their body.
left

35. The nostril openings are called the _____________________
External nares

36. These white bean shaped organs are the ____________
Their function is to
_____________________
testes
Make sperm

37. the kidneys are the ________________
These tubes leaving
the kidneys are the ________________
They carry ____________
to the ________________
ureters
urine
cloaca
Image modified from: BIODIDAC

38. The blue arrow is pointing to the
_______________
trachea
The red arrows are pointing at the ____________
bronchi

39. This bird is a _______________ male female

40. These tiny velcro hooks are called _____________
barbules

41. These “velcro hooks” that connect the barbs are called _______________
barbules
The protein found in feathers is _____________
keratin

42. This blue side section of the feather is called the _____________
vane

43. barbs
These are called _____________

44. This red center of the feather is the __________________
rachis

45. This area contains the protein and water used by the developing embryo called the _____________________
albumen
Image modified from: BIODIDAC

46. This membrane that holds the nitrogen waste made by the embryo and acts as a lung _____________________
allantois
Image modified from: BIODIDAC

47. This membrane that surrounds the embryo and the fluid in which it floats is the _________________
amnion
Image modified from: BIODIDAC

48. This red membrane that surrounds the embryo’s fat rich food supply is the __________________
Yolk sac
Image modified from: BIODIDAC

49. This membrane that surrounds all the other membranes is the _____________________
chorion
Image modified from: BIODIDAC

50. __________________________
This bone is the
________________
sternum
It’s function is to
__________________________
attach the flying muscles

51. It’s function is to ___________________________
This bone is the
________________
pygostyle
It’s function is to ___________________________
Support the tail

52. _______________________________
This “wishbone” is
called the
______________
furcula
It’s function is to
_______________________________
Stabilize shoulders during flight

53. THE END