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Anatomy > Class Quiz Questions Ch. 24 and 25 > Flashcards

Class Quiz Questions Ch. 24 and 25 Flashcards

1
Q

Which of the following is an accessory organ of the digestive tract?

  • Pharynx
  • Stomach
  • Liver
  • Large Intestine
A

Liver

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2
Q

Which of the following is NOT an accessory organ of the digestive tract?

  • Esophagus
  • Salivary Glands
  • Pancreas
  • Gallbladder
A

Esophagus

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3
Q

What is the function of the gallbladder?

A

Store and concentrate bile

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4
Q

What connects the gallbladder to the common bile duct?

A

Cystic duct

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5
Q

Bile…

A

Emulsifies fats in the small intestine

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6
Q

Damage to the liver would hamper digestion of…

A

Lipids

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7
Q

What is the purpose of segmental contractions of the small intestines?

A

Mixing of intestinal contents

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8
Q

Where does the majority of nutrient absorption occur?

A

The jejunum and duodenum

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9
Q

What portion of the small intestine is most distal from the pylorus of the stomach?

A

Ileum

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10
Q

Which layer of the small intestine wall contains cells with microvilli?

A

Mucosa

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11
Q

Which of the following would stimulate gastric secretions?

  • Acidic Chyme
  • Secretin
  • Gastrin
  • Pepsin
A

Gastrin

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12
Q

The distention of the stomach by food is the primary stimulus to begin the…

A

Gastric phase of gastric secretion

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13
Q

Which of the following events occurs because of the low pH of the stomach?

A

proper environment for functioning of pepsin

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14
Q

Intrinsic factor…

A

facilitates the absorption of vitamin b12

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15
Q

Which layer of the digestive tract is in direct contact with the food that is consumed?

A

mucosa

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16
Q

What is NOT a function of the large intestine?

A

Absorption of glucose

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17
Q

Which cells in the small intestine have digestive enzymes attached or their surfaces?

A

absorptive cells

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18
Q

What hormone stimulates stomach secretions?

A

gastrin

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19
Q

The mitochondrion is the site of…

A

citric acid cycle and electron transport chain

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20
Q

Where does glycolysis take place?

A

in the cytoplasm of the cell

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21
Q

A series of metabolic reactions in the liver that converts lactic acid into glucose is called…

A

the Cori cycle

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22
Q

When glucose is metabolized in the absence of oxygen, one of the end products is…

A

Lactic acid

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23
Q

Glycolysis is best defined as the breakdown of…

A

Glucose to two molecules of pyruvic acid

24
Q

What type of reactions are involved in ATP production?

A

Oxidation-reduction reactions

25
Q

High ATP concentrations would be found in…

A

Resting cells

26
Q

The energy currency of the cell is a molecule called…

A

ATP

27
Q

The production of protein by cells is an example of…

A

anabolism

28
Q

A source of monosaturated fat is…

A

olive oil

29
Q

Minerals..

A
  • are inorganic nutrients
  • compose about 4-5% body weight
  • are components of enzymes
30
Q

The molecule that moves electrons from the citric acid cycle to the electron-transport chain is…

A

NADH

31
Q

The CO2 that you breathe out comes from…

A

the food you eat

32
Q

The conversion of amino acids and glycerol into glucose is called…

A

gluconeogenesis

33
Q

A food that contains all nine essential amino acids is called a…

A

complete protein

34
Q

Parasympathetic nerves extend to the digestive tract through the _________ nerve.

A

Vagus

35
Q

Starches and sugars are examples of…

A

carbohydrates

36
Q

Anticipation of eating food causes and increase in secretion of gastric juice. This phase of gastric secretion is called the _______ phase.

A

cephalic

37
Q

Which are energy nutrients?

A

carbs, proteins, lipids

38
Q

The enteric nervous system acts independently of the CNS to control local reflexes in the digestive tract.
T/F

A

TRUE!

39
Q

The lips, cheek, and tongue all aid in….

A

mastication, speech, and swallowing

40
Q

The distension of the stomach by food is the primary stimulus to begin the…

A

gastric phase of gastric secretion

41
Q

Excess triglycerides are stored in adipose tissue. Adipose tissue functions…

A
  • to assist the body in temperature homeostasis
  • pads and protects
  • energy storage
  • insulates
42
Q

The movement of food through the digestive tract is..

A

propulsion

43
Q

What moves the bolus during the esophageal phase of deglutition?

A

peristalsis

44
Q

What is NOT a function of the small intestine?

A

mastication of food

45
Q

The movement of molecules out of the digestive tract into circulation of the lymphatic system is…

A

absorption

46
Q

An example of an incomplete protein food is…

A

leafy green veg

47
Q

The _______ helps hold a tooth in its socket.

A

periodontal ligament

48
Q

Why doesn’t the stomach digest itself?

A

The stomach wall is protected by large amounts of mucus.

49
Q

Food in the stomach is squeezed and mixed with gastric juices, forming a semi liquid called…

A

chyme

50
Q

Saliva…

A

moistens food and begins starch digestion in the mouth

51
Q

The villi, microvilli and plicae circularis function to…

A

increase surface area for absorption

52
Q

What structure moves food from the pharynx to the stomach?

A

esophagus

53
Q

Secretions that are added as food moves through the GI tract assist in…

A

liquefying and digesting the food.

54
Q

What is the measurement of the energy content of food?

A

calories

55
Q

What keeps the bolus from entering the larynx during deglutition?

A

the epiglottis.

Anatomy (2 decks)

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