Digestive System

Question 1

What are the Functions of the Digestive System?

Answer 1

• Absorption
• Ingest/Digest Food
• Breakdown Food (Secretion)
• Mixing/Propulsion (Move Food to the Anus)

Question 2

What is the Function of the Mouth?

Answer 2

• Takes Food into the Mouth

- Reduce the Food into small sizes (Mechanical Digestion)

Question 3

What is the Function of the Tongue?

Answer 3

Help Chew and Swallow Food in the Mouth

Question 4

What is the Function of the Teeth?

Answer 4

Cuts the food into Pieces

Question 5

Structure/Function of Esophagus?

Answer 5

Structure:
- muscular tube (10 inches)
- connects the pharynx (throat) to the stomach
Function:
- pushes food towards the stomach

Question 6

Structure/Function of Stomach?

Answer 6

Structure:
- muscular
- below the diaphragm
Function:
- receives food bolus from the esophagus
- mix with gastric juice and start protein digestion
- moves the food into the small intestines

Question 7

Structure/Function of Pancreas?

Answer 7

Structure:
- "Head, Body and Tail"
- Fits in the Duodeum
Function:
- Produce Pancreatic Juice into the Small Intestine

Question 8

Structure/Function of Liver?

Answer 8

Structure:
- large visceral organ
Function:
- produces bile

Question 9

Structure/Function of Gall Bladder?

Answer 9

Structure:
- sac-like/pear-shaped
Function:
- stores the bile

Question 10

Structure/Function of Small Intestines?

Answer 10

Structure:
- Coiled and Tubular
Function:
- Absorbs nutrients into the bloodstream

Question 11

Structure/Function of Large Intestines?

Answer 11

Structure:
- worm-like
- joins the small intestines
Function:
- absorbs water
- feces formed by electrolytes

Question 12

What is the Bolus?

Answer 12

Food Mixture of Saliva and Mucus

Question 13

What is the Peristalsis?

Answer 13

Rhythmic Contraction that Push the Substance Through Tubes

Question 14

Difference Between Chemical Digestion/Mechanical Digestion

Answer 14

Chemical: breaks down food with the use of enzymes
Mechanical: uses physical movement to make food into smaller pieces

Question 15

Name at Least 5 of the Lab Test for The Digestion System

Answer 15

• • Amylase
• Bilirubin
• • Carcinoembryonic antigen (CEA)
• Carotene
• • Cholesterol/Triglycerides
• • CBC
• • Glucose
• Lipase
• Occult blood
• Ova and Parasite
• Hgb A1C

Question 16

Function for Rectum

Answer 16

• Storage of the feces (wastes)

Question 17

Function for Anal Canal (Anus)

Answer 17

• Releases the Waste from the Body

Question 18

Diseases/Disorders

Answer 18

• Cirrhosis (Chronic Liver Disease)
• Liver Tissue Turns into a Non-Functional Scar Tissue
• Hepatitis (Inflammation of the Liver)
• Two Types: Hepatitis A and B
  Both Caused by Alcohol Use