Podcast
Questions and Answers
What is the purpose of the gill bailer's reversal of current every few minutes?
What is the purpose of the gill bailer's reversal of current every few minutes?
- To loosen and flush out silt and debris from the gills (correct)
- To increase the temperature of the water
- To increase the flow of water through the branchial chamber
- To reduce the amount of oxygen in the water
What is the primary function of the gill bailer in the branchial chamber?
What is the primary function of the gill bailer in the branchial chamber?
- To pump blood through the gills
- To drive water forward in the channel and out of the branchial chamber (correct)
- To regulate the salinity of the water
- To filter food particles from the water
What is the color of the mature, egg-filled ovaries of the female American lobster after cooking?
What is the color of the mature, egg-filled ovaries of the female American lobster after cooking?
- Rich dark green
- Bright red (correct)
- Flesh-colored
- Bright yellow
Where do the paired oviducts terminate in the female American lobster?
Where do the paired oviducts terminate in the female American lobster?
What is the shape of the ovaries in the female American lobster?
What is the shape of the ovaries in the female American lobster?
What is the stage of ovarian development indicated by the color of the ovaries?
What is the stage of ovarian development indicated by the color of the ovaries?
What type of sensory cells are found on the edges of the mantle-lobes?
What type of sensory cells are found on the edges of the mantle-lobes?
What is the reproductive system of freshwater clams characterized as?
What is the reproductive system of freshwater clams characterized as?
What is the name of the parasitic larval stage in freshwater clams?
What is the name of the parasitic larval stage in freshwater clams?
Where are the gonads located in freshwater clams?
Where are the gonads located in freshwater clams?
What is the function of the coelornic epithelium in the gonads?
What is the function of the coelornic epithelium in the gonads?
Where do the genital apertures open into?
Where do the genital apertures open into?
What is the function of the cecum in a crab?
What is the function of the cecum in a crab?
How does the blood circulation system in a crab differ from that of a shrimp or lobster?
How does the blood circulation system in a crab differ from that of a shrimp or lobster?
What is the role of the sternal artery in a crab's circulatory system?
What is the role of the sternal artery in a crab's circulatory system?
What is unique about the heart of a crab?
What is unique about the heart of a crab?
What is the main difference between the ventral abdominal artery of a crab and a lobster?
What is the main difference between the ventral abdominal artery of a crab and a lobster?
What is a characteristic of the nervous system of most crabs?
What is a characteristic of the nervous system of most crabs?
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