Biology Lab Final Flashcards Preview

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Flashcards in Biology Lab Final Deck (14):
1

Cardiac Sphincter

Joins esophagus to stomach

2

Pyloric Sphincter

Joins stomach to small intestine

3

3 segments of small intestine

1. duodenum
2. jejunum
3. ileum

4

4 segments of large intestine

1. ascending
2. transverse
3. descending
4. sigmoid

5

Function of the large colon:

re-absorption of water and electrolytes (especially k+)

6

Liver

produces bile= an emulsifying agent for lipids.

7

Gallbladder

stores bile

8

Pancreas

makes insulin

9

Sharks

use urea for osmotic water balance

10

Ampullae of Lorenzini

allow shark to sense electrical fields

11

Lateral lines

detect vibration (sound) in water

12

Bull Shark

highest testosterone level in nature in males, very tolerant of fresh water.

13

Caribbean Reef Shark

changes from male to female as it grows

14

Pine cones

Larger is female
Smaller is male