Lab Practical (Frog & Squid)

Question 1

Transmits vibrations produced by sound waves both above and below water allowing the frog to hear

Answer 1

Tympanum

Question 2

Eggs, sperm, and feces enter this area (frog)

Answer 2

Cloaca

Question 3

Largest internal organ. Produces digestive enzymes and bile (frog)

Answer 3

Liver

Question 4

Stores bile received from the liver, which is a digestive chemical (frog)

Answer 4

Gall bladder

Question 5

Breaks down food so it can be used for the body (frog)

Answer 5

Stomach

Question 6

Absorbs nutrients from foods (frog)

Answer 6

Small intestine

Question 7

Collects waste and absorbs water (frog)

Answer 7

Large intestine

Question 8

Pumps blood to the body through the circulatory system (frog)

Answer 8

Heart

Question 9

How many chambers are in the frog heart?

Answer 9

3

Question 10

Filters waste such as urea out of the blood (frog)

Answer 10

Kidney

Question 11

Makes insulin into the blood which regulates sugar metabolism

Answer 11

Pancreas

Question 12

A funnel where water, ink, and gametes are ejected

Answer 12

Siphon

Question 13

Used to handle food and bring things to the mouth

Answer 13

Arm

Question 14

Have suckers only at the tip and they use them to grasp prey

Answer 14

Tentacles

Question 15

Used to chop and slice up prey before the food is passed down into the stomach

Answer 15

Beak

Question 16

Tiny teeth that breaks the prey down into tiny pieces in order for the squid to pass the food into the stomach

Answer 16

Radula

Question 17

Sperm production

Answer 17

Gonad

Question 18

Only found in the female. Responsible for creating a secretion that covers the egg masses before the ejected through the siphon

Answer 18

Nidamental gland

Question 19

Made of chitin. Provides support

Answer 19

Pen

Question 20

Closest to the gills. They’re responsible for pumping blood to and from the gills.

Answer 20

Branchial heart

Question 21

Gas exchange

Answer 21

Gills

Question 22

Responsible for pumping blood to the remainder of the body

Answer 22

Systemic heart

Question 23

Produces digestive enzymes. Involved in food digestion

Answer 23

Caecum