Deck 26: Digestive System Drastic Measures

Question 1

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ(s)labeled 11 is (are)the __________.

A) small intestine
B) large intestine
C) liver
D) salivary glands
E) pancreas

Answer 1

pancreas

Question 2

What is the sequence through which food passes in the digestive tract?

Answer 2

mouth,esophagus,stomach,small intestine,large intestine,rectum,anus

Question 3

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 4 is the __________.

A) pancreas
B) stomach
C) large intestine
D) small intestine
E) rectum

Answer 3

large intestine

Question 4

In the mouth,__________ digestion occurs.

A) mechanical
B) carbohydrate
C) protein
D) mechanical and carbohydrate
E) mechanical and fat

Question 5

Food passes through which of the following digestive organs?

A) stomach
B) liver
C) pancreas
D) A and B
E) A, B, and C

Question 6

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 7 is the __________.

A) rectum
B) anus
C) small intestine
D) pancreas
E) liver

Question 7

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ(s)labeled 10 is (are)the __________.

A) salivary glands
B) esophagus
C) gallbladder
D) pancreas
E) small intestine

Question 8

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ(s)labeled 8 is (are)the __________.

A) pancreas
B) mouth
C) liver
D) salivary glands
E) gallbladder

Question 9

As food travels through the digestive system,__________.

A) macromolecules are broken down into subunits
B) nutrients are absorbed
C) nutrients are delivered to body tissues
D) waste is eliminated
E) A, B, and D

Question 10

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 2 is the __________.

A) anus
B) rectum
C) large intestine
D) stomach
E) esophagus

Question 11

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 6 is the __________.

A) anus
B) gallbladder
C) small intestine
D) rectum
E) liver

Question 12

Define digestion.

Question 13

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 1 is the __________.

A) mouth
B) esophagus
C) stomach
D) large intestine
E) small intestine

Question 14

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ(s)labeled 5 is (are)the __________.

A) large intestine
B) small intestine
C) esophagus
D) gallbladder
E) salivary glands

Question 15

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ(s)labeled 9 is (are)the __________.

A) salivary glands
B) esophagus
C) gallbladder
D) liver
E) pancreas

Question 16

Compare and contrast plant nutrition to our nutrition,noting where food comes from,how it is used and stored,and where nutrients come from.

Question 17

Which of the following is NOT part of the digestive system?

A) stomach
B) liver
C) pancreas
D) kidneys
E) All of the above are part of the digestive system.

Question 18

The correct order of events in obtaining nutrients from food is __________.

A) digestion, ingestion, elimination
B) elimination, ingestion, digestion
C) ingestion, elimination, digestion
D) ingestion, digestion, elimination
E) digestion, elimination, ingestion

Question 19

Correctly identify each of the digestive system organs that are numbered on the diagram below.

The organ labeled 3 is the __________.

A) esophagus
B) stomach
C) liver
D) pancreas
E) small intestine

Question 20

Describe the journey of food from the mouth to the stomach.

Question 21

In the stomach,peristalsis __________.

A) mechanically breaks down food
B) moves food from the mouth to the stomach
C) secretes pepsin to help break down protein
D) mixes food with acid and pepsin
E) C and D

Question 22

Peristalsis is a process that __________.

A) mechanically breaks up food
B) chemically breaks up food
C) moves food through the digestive tract
D) absorbs nutrients from food
E) absorbs water from food

Question 23

The liquid mixture of food,water,acid,and enzymes in the stomach is called __________.

A) chimera
B) peristalsis
C) pepsin
D) chyme
E) pepsinogen

Question 24

The stomach's primary functions include _________.

A) storing food and breaking down proteins
B) storing food and absorbing nutrients
C) absorbing water and breaking down proteins
D) mechanically breaking up food and absorbing nutrients
E) digesting carbohydrates and storing food

Question 25

Salivary amylase digests __________.

A) proteins
B) polypeptides
C) carbohydrates
D) vitamins
E) minerals

Question 26

In the esophagus,peristalsis __________.

A) mechanically breaks down food
B) moves food from the mouth to the stomach
C) secretes pepsin to help break down protein
D) mixes food with acid and pepsin
E) C and D

Question 27

The role of teeth is ______ digestion.

Question 28

Protein digestion in the stomach occurs by the action of __________ and _________.

A) amylase; acid
B) bile salts; acid
C) bile salts; amylase
D) pepsin; acid
E) pepsin; lipase

Question 29

The ________ connect(s)the mouth to the stomach.

A) esophagus
B) peritoneum
C) ligaments
D) bolus
E) pancreas

Question 30

What is pepsin?

Question 31

The stomach is part of the ______ digestive tract.

A) secondary
B) upper
C) chemical
D) remedial
E) mechanical

Question 32

The organs of the upper digestive tract include the __________.

A) mouth
B) esophagus
C) stomach
D) small intestine
E) A, B, and C

Question 33

Chemical digestion of proteins begins in the __________.

A) small intestine
B) stomach
C) mouth
D) large intestine
E) pancreas

Question 34

Peristalsis is involved in __________.

A) moving food through the digestive tract
B) churning food in the stomach
C) mechanical digestion of food
D) A and B
E) A, B, and C

Question 35

Chemical digestion of carbohydrates begins in the __________.

A) small intestine
B) stomach
C) mouth
D) large intestine
E) pancreas

Question 36

The stomach is composed of muscle tissue,and muscle tissue is primarily protein.Why doesn't the stomach digest itself?

Question 37

In the upper digestive tract,mechanical breakdown occurs in the __________.

A) mouth
B) esophagus
C) stomach
D) A and B
E) B and C

Question 38

What is peristalsis?

Question 39

In the upper digestive tract,enzymes are produced by the __________.

A) tongue
B) salivary glands
C) esophagus
D) stomach
E) B and D

Question 40

One main role of the stomach is to chemically digest __________.

A) complex carbohydrates
B) phospholipids
C) simple carbohydrates
D) water
E) proteins

Question 41

MOST of the enzymes used in digestion are produced by the __________.

A) salivary glands and pancreas
B) stomach and small intestine
C) small intestine and liver
D) liver and gallbladder
E) pancreas and stomach

Question 42

Discuss the roles of the accessory digestive organs.

Question 43

Which organ makes bile salts,which help break down fat?

A) pancreas
B) liver
C) duodenum
D) gallbladder
E) mouth

Question 44

People who cannot store or produce bile salts will most likely have more _________ in their stool than people who can.

A) proteins
B) carbohydrates
C) fats
D) salts
E) water

Question 45

The fingerlike projections that greatly increase the surface area of the small intestine are called __________.

A) sulci
B) synapses
C) effectors
D) villi
E) epithelli

Question 46

Which organ stores and secretes bile salts,which help break down fat?

A) pancreas
B) liver
C) duodenum
D) gallbladder
E) rectum

Question 47

Which of the following is NOT an accessory organ to the small intestine?

A) pancreas
B) liver
C) duodenum
D) gallbladder
E) All of the above are accessory organs to the small intestine.

Question 48

The small intestine of an average adult is about _____ feet long.

A) 2
B) 7
C) 12
D) 15
E) 20

Question 49

Digestion in sea anemones is different from digestion in humans in that sea anemones _________.

A) don't have an internal digestive system
B) don't absorb nutrients from their digestive cavities
C) have a simple digestive pouch with a single opening, while humans have a specialized digestive tube with two openings
D) harbor a complex community of microorganisms that digest their food and provide nutrients to their body tissues while humans have a simple community of bacteria
E) Digestion in sea anemones is the same as it is in humans.

Question 50

Is it surprising that the stomach is the focus of weight-loss surgery? Explain why or why not.

Question 51

Most absorption occurs in the __________.

A) esophagus
B) kidneys
C) duodenum
D) small intestine
E) large intestine

Question 52

The enzyme ______ breaks down fats.

Question 53

An incomplete digestive system is characterized by having __________.

A) no digestive enzymes
B) no elimination of wastes
C) only one opening
D) only partial absorption of nutrients
E) None of the above.

Question 54

The cells lining the inner surface of the small intestine are known as __________.

A) epithelial cells
B) endothelial
C) mesothelial
D) duodenal cells
E) sulcal cells

Question 55

To emulsify means to _________.

A) suspend a hydrophobic liquid as droplets in a watery mixture
B) chemically digest fats through enzymatic action
C) churn up food particles, especially fats, to speed digestion
D) increase the surface area of an organ to increase absorption
E) rhythmically contract to push food through the digestive tract

Question 56

The villi improve absorption by _________ and are found on the __________.

A) increasing surface area; epithelial cells of the small intestine
B) secreting lubricating mucus; muscular wall of the colon
C) releasing bile salts; cells of the liver
D) producing lipase; epithelial cells of the duodenum
E) allowing peristalsis; inner lining of the esophagus

Question 57

Which organ neutralizes the acid of the chyme?

A) pancreas
B) liver
C) duodenum
D) gallbladder
E) large intestine

Question 58

The longest organ of the digestive system is the __________.

A) esophagus
B) stomach
C) small intestine
D) colon
E) rectum

Question 59

Digestion in fungi is similar to digestion in humans in that fungi _________.

A) have a digestive tube into which food passes and waste is eliminated
B) break down food using digestive enzymes
C) harbor bacteria that assist them in processing digestive waste
D) transport nutrients throughout their bodies via a specialized circulatory system
E) transport food via peristalsis

Question 60

Mechanical digestion of food begins in the __________ and largely ends in the __________.

A) small intestine; large intestine
B) esophagus; stomach
C) mouth; stomach
D) mouth; large intestine
E) stomach; small intestine

Question 61

Most nutrients from food are absorbed in the ________.

A) esophagus
B) stomach
C) small intestine
D) large intestine
E) liver

Question 62

When bacteria in the large intestine break down waste,they provide nutrients for themselves and for __________.

A) other kinds of microorganisms living in the large intestine
B) the cells lining the large intestine
C) the blood vessels that absorb material from the large intestine
D) other body tissues
E) All of the above.

Question 63

Chemical digestion of fats begins in the __________.

A) small intestine
B) stomach
C) mouth
D) large intestine
E) pancreas

Question 64

Bacteria in the large intestine __________.

A) feed on undigested fiber
B) feed on undigested protein
C) feed on undigested fats
D) feed on undigested sugars
E) feed on fiber, protein, and fats

Question 65

In the small intestine,digested nutrients are __________.

A) absorbed directly into blood vessels for transport to the rest of the body
B) absorbed by epithelial cells, then pass into blood vessels for transport to the rest of the body
C) absorbed by epithelial cells, then pass into the villi of the blood vessels for transport to the rest of the body
D) absorbed into blood vessels, after which they pass through epithelial cells before being transported to the rest of the body
E) absorbed across the muscle layers into blood vessels that transport them to the rest of the body

Question 66

The organ where most absorption occurs is the _______.

Question 67

The small intestine receives secretions from the __________.

A) salivary glands
B) gallbladder
C) pancreas
D) B and C
E) A, B, and C

Question 68

The definition of stool is ________.

Question 69

What would you expect a healthy person's feces to contain? What substances could indicate a medical problem?

Question 70

The main role of the large intestine is the absorption of __________.

A) carbohydrates
B) water
C) lipids
D) mineral salts
E) vitamin C

Question 71

All of the following happen in the large intestine,EXCEPT

A) the release of digestive enzymes produced by the body.
B) the absorption of water from undigested food.
C) the absorption of vitamins and minerals from food.
D) the bacterial production of vitamins from food.
E) the collection of food material left over from digestion.

Question 72

Why might an intestinal infection lead to diarrhea?

Question 73

Within the large intestine,__________.

A) water is absorbed from chyme
B) waste material is compacted
C) some vitamins and minerals are absorbed
D) A and B
E) A, B, and C

Question 74

The first and longest portion of the large intestine is the __________.

A) pancreas
B) appendix
C) colon
D) duodenum
E) rectum

Question 75

The cells lining the inner surface of the small intestine are known as _____ cells.

Question 76

The small intestine is considered the major organ that digests food because __________.

A) most of the mechanical breakdown of food occurs there
B) most of the chemical breakdown of food occurs there
C) most nutrient absorption occurs there
D) B and C
E) A, B, and C

Question 77

Why is it important that the small intestine has a large internal surface area lined with many blood vessels?

Question 78

Dietary fiber is digested in the __________.

A) colon
B) stomach
C) small intestine
D) mouth
E) liver

Question 79

Bile salts _____,and pancreatic juice _______.

A) denature proteins; neutralizes acid chyme
B) emulsify fats; neutralizes acid chyme
C) neutralize acid chyme; breaks down carbohydrates, proteins, and fats
D) emulsify fats; denatures proteins
E) break down carbohydrates, proteins and fats; emulsifies fats

Question 80

The lining of the small intestine is folded into _______,which _______ for efficient nutrient absorption.

A) transverse folds; increase surface area
B) villi; increase surface area
C) villi; decrease surface area
D) epithelial cells; increase surface area
E) epithelial cells; decrease surface area