1) Please examine the figure below, depicting a portion of the rete mirabile associated with the gas bladder of two fishes: (a) One of these diagrams references a shallow water fish and the other references a deep water fish. Which diagram belongs to which type of fish? How can you tell? (b) Many deep water fish lack swim bladders altogether! Why do you think this is? What does the presence of a swim bladder in the above deep sea fish suggest about its behavior?

An Illustrated Guide To Vet Med Term
4th Edition
ISBN:9781305465763
Author:ROMICH
Publisher:ROMICH
Chapter13: Nerves Of Steel
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(1) Please examine the figure below, depicting a portion of the rete mirabile associated with the gas bladder of two fishes:

(a) One of these diagrams references a shallow water fish and the other references a deep water fish. Which diagram belongs to which type of fish? How can you tell?

(b) Many deep water fish lack swim bladders altogether! Why do you think this is? What does the presence of a swim bladder in the above deep sea fish suggest about its behavior?

Swim bladder
Blood flow
100
Air diffusion
100
Gas gland 110
Rete mirabile
100
Air concentration
70
100 120
120-110 100
70
90
120
120
110
100
100
200
210
140 150
160
170 180 190
200
210 220
220-210 200
. 150
160 170 180 190 200
210 220 220
210
200
Transcribed Image Text:Swim bladder Blood flow 100 Air diffusion 100 Gas gland 110 Rete mirabile 100 Air concentration 70 100 120 120-110 100 70 90 120 120 110 100 100 200 210 140 150 160 170 180 190 200 210 220 220-210 200 . 150 160 170 180 190 200 210 220 220 210 200
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