Marine+Science+II+Drills+November

Home November 2nd - What is the noticeable feature on the aboral surface of the sea star? November 3rd - What is the gestation period for most sharks? November 4th - What is the difference between superficial and deep fascia? November 5th - The placoid scales in the sharks skin are most like what other part of the sharks body? Why? November 6th - What is the main economical use of spiny dogfish sharks? November 9th - What is the difference between the superficial muscles below the lateral line and above the lateral line? November 10th - What muscles lie below the lateral line canal? (Hint: Check your musculature packet) November 11th - What feature separates the dorsal longitudinal bundle from the ventral longitudinal bundle? (Hint: Check your musculature packet) November 12th - What kind of pattern do the myotomes form? (Hint: Check your musculature packet) November 13th - What is the difference between insertion and origin? (Hint: Check your musculature packet) November 16th - Where does the digestive system start? (Hint: Think what it does) November 17th - Which muscle contributes basically to the beginning processes of the digestive system? November 18th - In which area of the shark would you find the dorsal constrictors, ventral constrictors, and the septal constrictor? November 19th - What is the difference between levators and depressors? November 20th - What is the single most noticeable organ located inside the abdominal cavity of the shark? November 23rd - What is in the shark's liver that makes it so buoyant? November 24th - What are the names of the three lobes that make up a shark’s liver? November 25th - Why does the liver take up so much space as compared to the other organs of Squalus acanthias?