1. Digestion

2. Blood Flow Through the Heart
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

3. Human Respiratory System
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings

6. 22 bones in skull
6 in middle ears
1 hyoid bone
26 in vertebral column
25 in thoracic cage
4 in pectoral girdle
60 in upper limbs
60 in lower limbs
2 in pelvic girdle
206 bones in all

7. Useless Bone Fun Fact Steel is very heavy.
To build very high structures architects need to be creative.
One architect noticed the structure of a very light, yet very strong bone…the Femur.
What was the architect’s name?

8. Useless Bone Fun Fact
His name was Gustave Eiffel

9. Useless Bone Fun Fact How old is your skeleton?
How old is your parent’s skeleton?
How old is your grandparent's skeleton?

10. Useless Bone Fun Fact
On average most human skeletons are only 10 years old…Explain how.

11. Form and Function in Annelids

13. Groups of Roundworms: Nematoda Class: Oligochaeta
Anus
Setae
Body segments
Gizzard
Crop
Dorsal blood vessel
Clitellum
Mouth
Brain
Ganglion
Circular muscle
Ventral blood vessel
Ganglia
Longitudinal muscle
Nephridia
Ring vessels
Reproductive organs

15. Pages 701-7
Eye: Squid have a well developed eye that allows them to see as well as people!
Arm: Have 8 arms with suction cups
Fin: These help squid change direction when swimming
Tentacle: Longer than the arms and have suction cups at the tip only
Chromatophores: These spots change size to change the squid’s color for camouflage

16. Females “in berry” carry developing embryos on swimmerets

17. INTERNAL

18. ORAL VIEW

21. AMBULACRAL GROOVE
TUBE FEET sit in GROOVE

22. DIGESTIVE GLAND
Makes BILE
ABSORBS NUTRIENTS

23. STOMACH

24. EUCOELOM OPEN CIRCULATION

25. AMBULACRAL RIDGE
AMPULLAE (tops of tube feet)

27. DIGESTIVE GLAND
GONAD
OSSICLES

28. Caudal Fin
Anterior Dorsal
Fin
Posterior Dorsal
Fin
Pectoral fin

29. Spiracle
Gill slits
Eye

33. Mouth
Lateral Line
Nostril

34. Myomere
Skin

35. Clasper
Cloacal opening

36. Kidneys

37. Rugae

38. Spleen
Liver

39. Rectal gland

40. Gallbladder
Intestine

41. Stomach
Heart
Testes

42. Gill Arches

46. The yolk sac provides nutrients to the developing offspring.