Biology Lab Digestive System

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16 Terms

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (specific part of whole organ):</strong> Fundus</span></p></li><li><p><span style="line-height: 1.15;"><strong>Function/s:</strong> Both for digestion and storage</span></p></li><li><p><span style="line-height: 1.15;"><strong>Initially digested chemically in this region:</strong> Proteins</span></p></li></ul><p></p>

Identify RED ARROW (specific part of whole organ): Fundus
Function/s: Both for digestion and storage
Initially digested chemically in this region: Proteins

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (specific region):</strong> Pyloric end</span></p></li><li><p><span style="line-height: 1.15;"><strong>Type of muscle as to action:</strong> Sphincter</span></p></li><li><p><span style="line-height: 1.15;"><strong>Hormone produced by this:</strong> Gastrin</span></p></li></ul><p></p>

Identify RED ARROW (specific region): Pyloric end
Type of muscle as to action: Sphincter
Hormone produced by this: Gastrin

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW:</strong> Glottis</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLUE ARROW:</strong> Laryngeal prominence</span></p></li><li><p><span style="line-height: 1.15;"><strong>Passageway for food:</strong> Red (or esophagus region)</span></p></li></ul><p></p>

Identify RED ARROW: Glottis
Identify BLUE ARROW: Laryngeal prominence
Passageway for food: Red (or esophagus region)

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW:</strong> Rectum</span></p></li><li><p><span style="line-height: 1.15;"><strong>Opening leading to the outside:</strong> Cloacal opening</span></p></li><li><p><span style="line-height: 1.15;"><strong>Material that DOES NOT naturally exit from RED arrow:</strong> Blood</span></p></li></ul><p></p>

Identify RED ARROW: Rectum
Opening leading to the outside: Cloacal opening
Material that DOES NOT naturally exit from RED arrow: Blood

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<ul><li><p><strong>Identify RED ARROW:</strong> Internal naris</p></li><li><p><strong>Identify BLUE ARROW (sharp edge):</strong> Maxillary teeth</p></li><li><p><strong>Function of both structures:</strong> For holding prey in position</p></li></ul><p></p>

Identify RED ARROW: Internal naris
Identify BLUE ARROW (sharp edge): Maxillary teeth
Function of both structures: For holding prey in position

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify the whole structure in bracket:</strong> Valve of Kerkring (plicae circulares)</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the clear cells in RED arrows:</strong> Goblet cells</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify this organ:</strong> Small intestine</span></p></li></ul><p></p>

Identify the whole structure in bracket: Valve of Kerkring (plicae circulares)
Identify the clear cells in RED arrows: Goblet cells
Identify this organ: Small intestine

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<ul><li><p><span style="line-height: 1.15;"><strong>Structure pointed in black bracket:</strong> Portal triad / bile duct</span></p></li><li><p><span style="line-height: 1.15;"><strong>Abundant cells found in the periphery:</strong> Pigmented granules</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify this organ:</strong> Liver</span></p></li></ul><p></p>

Structure pointed in black bracket: Portal triad / bile duct
Abundant cells found in the periphery: Pigmented granules
Identify this organ: Liver

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (globular sac):</strong> Gall bladder</span></p></li><li><p><span style="line-height: 1.15;"><strong>Function:</strong> Stores bile</span></p></li><li><p><span style="line-height: 1.15;"><strong>Is the fluid stored acidic or alkaline:</strong> Alkaline</span></p></li></ul><p></p>

Identify RED ARROW (globular sac): Gall bladder
Function: Stores bile
Is the fluid stored acidic or alkaline: Alkaline

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify the structures in RED ARROW (spaces in between):</strong> Gastric pit</span></p></li><li><p><span style="line-height: 1.15;"><strong>Fluid secreted by these:</strong> Gastric juice</span></p></li><li><p><span style="line-height: 1.15;"><strong>Which layer are they found:</strong> Mucosa</span></p></li></ul><p></p>

Identify the structures in RED ARROW (spaces in between): Gastric pit
Fluid secreted by these: Gastric juice
Which layer are they found: Mucosa

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify specific name of connective tissue:</strong> Gastrohepatoduodenal ligament (or mesentery)</span></p></li><li><p><span style="line-height: 1.15;"><strong>Specific type of connective tissue:</strong> Aponeurosis</span></p></li><li><p><span style="line-height: 1.15;"><strong>The above structure suspends which organ:</strong> Stomach / small intestine</span></p></li></ul><p></p>

Identify specific name of connective tissue: Gastrohepatoduodenal ligament (or mesentery)
Specific type of connective tissue: Aponeurosis
The above structure suspends which organ: Stomach / small intestine

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW:</strong> Eyeball</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLUE ARROW:</strong> Opening of eustachian tube</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLACK ARROW:</strong> Tongue</span></p></li><li><p><span style="line-height: 1.15;"><strong>Which structure is part of the digestive system:</strong> Black</span></p></li></ul><p></p>

Identify RED ARROW: Eyeball
Identify BLUE ARROW: Opening of eustachian tube
Identify BLACK ARROW: Tongue
Which structure is part of the digestive system: Black

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (specify region):</strong> Ileum</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLUE ARROW:</strong> Large intestine</span></p></li><li><p><span style="line-height: 1.15;"><strong>Function of RED ARROW:</strong> Nutrient absorption</span></p></li><li><p><span style="line-height: 1.15;"><strong>Are villi present in BLUE ARROW:</strong> No</span></p></li></ul><p></p>

Identify RED ARROW (specify region): Ileum
Identify BLUE ARROW: Large intestine
Function of RED ARROW: Nutrient absorption
Are villi present in BLUE ARROW: No

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (specific region):</strong> Cardiac end</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLUE ARROW:</strong> Esophagus</span></p></li><li><p><span style="line-height: 1.15;"><strong>Which structure occurs the beginning of peristalsis:</strong> Blue</span></p></li><li><p><span style="line-height: 1.15;"><strong>Which prevents heartburn in humans:</strong> Red</span></p></li></ul><p></p>

Identify RED ARROW (specific region): Cardiac end
Identify BLUE ARROW: Esophagus
Which structure occurs the beginning of peristalsis: Blue
Which prevents heartburn in humans: Red

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW:</strong> Liver</span></p></li><li><p><span style="line-height: 1.15;"><strong>Fluid produced by RED ARROW:</strong> Bile</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify BLUE ARROW:</strong> Pancreas</span></p></li><li><p><span style="line-height: 1.15;"><strong>Fluid produced by BLUE ARROW:</strong> Pancreatic juice</span></p></li><li><p><span style="line-height: 1.15;"><strong>Function of fluid in RED arrow:</strong> Emulsifies fat</span></p></li></ul><p></p>

Identify RED ARROW: Liver
Fluid produced by RED ARROW: Bile
Identify BLUE ARROW: Pancreas
Fluid produced by BLUE ARROW: Pancreatic juice
Function of fluid in RED arrow: Emulsifies fat

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify RED ARROW (specific part of whole organ):</strong> Duodenum</span></p></li><li><p><span style="line-height: 1.15;"><strong>Function of red arrow:</strong> Chemical digestion</span></p></li><li><p><span style="line-height: 1.15;"><strong>Which of the following is initially digested chemically in this region:</strong> Lipids</span></p></li></ul><p></p>

Identify RED ARROW (specific part of whole organ): Duodenum
Function of red arrow: Chemical digestion
Which of the following is initially digested chemically in this region: Lipids

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<ul><li><p><span style="line-height: 1.15;"><strong>Identify this organ:</strong> Stomach</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the whole structure in bracket:</strong> Rugae</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the layer in RED ARROW:</strong> Circular layer</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the layer in BLUE ARROW:</strong> Longitudinal layer</span></p></li><li><p><span style="line-height: 1.15;"><strong>Type of muscle found BLUE ARROW:</strong> Smooth muscle</span></p></li><li><p><span style="line-height: 1.15;"><strong>How many different shapes/layers of muscles are found:</strong> 2</span></p></li></ul><p></p>

Identify this organ: Stomach
Identify the whole structure in bracket: Rugae
Identify the layer in RED ARROW: Circular layer
Identify the layer in BLUE ARROW: Longitudinal layer
Type of muscle found BLUE ARROW: Smooth muscle
How many different shapes/layers of muscles are found: 2

Identify this organ: Stomach
Identify the whole structure in bracket: Rugae
Identify the layer in RED ARROW: Circular layer
Identify the layer in BLUE ARROW: Longitudinal layer
Type of muscle found BLUE ARROW: Smooth muscle
How many different shapes/layers of muscles are found: 2

<ul><li><p><span style="line-height: 1.15;"><strong>Identify this organ:</strong> Stomach</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the whole structure in bracket:</strong> Rugae</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the layer in RED ARROW:</strong> Circular layer</span></p></li><li><p><span style="line-height: 1.15;"><strong>Identify the layer in BLUE ARROW:</strong> Longitudinal layer</span></p></li><li><p><span style="line-height: 1.15;"><strong>Type of muscle found BLUE ARROW:</strong> Smooth muscle</span></p></li><li><p><span style="line-height: 1.15;"><strong>How many different shapes/layers of muscles are found:</strong> 2</span></p></li></ul><p></p>