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Flashcards in Exam 3 Vocabulary Deck (71):
1

Location of the voice box

Larynx

2

Third in the respiration pathway

Pharynx

3

First region of the small intestine

Duodenum

4

First region of the colon

Ascending

5

Muscle used in both relaxed and forced respiration

Diaphragm

6

Prevents food from going through the glottis (opening between vocal cords)

Epiglottis

7

Also secreted by the pancreas to aid in glucose metabolism in the blood

Glucagon

8

Type of respiration where the oxygen moves from the lungs into the blood

External

9

Type of GI task that starts in the mouth

Mechanical

10

Fourth basic layer of the GI tract

Serosa

11

Bronchitis leads to inflammation of the trachea and the

Bronchi

12

Second basic layer of the GI tract

Submucosa

13

Actual site of gas exchange

Alveoli

14

Product that the liver excretes to aid in fat digestion

Bile

15

Third basic layer of the GI tract

Smooth muscle

16

Third region of the colon

Descending

17

Stores/concentrates a liquid excreted from the liver when it is not being used

Gallbladder

18

First basic layer of the GI tract

Mucosa

19

Second region of the colon

Transverse

20

Type of glands that secrete products (hormones) to be used internally

Endrocrine

21

First step of respiration (O2 into blood) and something that is secreted in the lungs

Pulmonary surfactant

22

Process that the small intestine conducts to break up fat into small droplets

Emulsification

23

Maximum volume of air that can move out of the lungs

Vital capacity

24

Another word for breathing

Inspiration

25

Amount of energy required to merely sustain the body

Basal Metabolic Rate

26

Tube that carries food into the stomach

Esophagus

27

First nervous system receptor of respiration

Carotid bodies

28

Third region of the small intestine

Ileum

29

Role of the teeth/tongue/palate

Mastification

30

Inadequate or unbalanced diets can lead to this

Malnutrition

31

Second nervous system receptor of respiration

Aortic Bodies

32

Mechanical process of moving air into/out of the lungs

Ventilation

33

Wave like contractions that help move food throughout the GI tract

Peristalsis

34

Type of gradient that determines flow of air

Pressure

35

Microscopic fingers (plural) of mucosa/submuscosa that cover the ridges of the small intestine

Villi

36

Sphincter that regulates what leaves the stomach

Pyloric

37

Type of respiration when the O2 moves from the blood to the tissues

Internal

38

Second region of the small intestine

Jejenum

39

Secreted by the pancreas and aids in glucose metabolism in the blood

Insulin

40

Pair of thin membranes directly connected to the lungs and the outer layer connects to the thoracic wall

Pleurae

41

Third nervous system receptor of respiration

Medulla

42

Type of glands that secretes products to a free epithelial surface on the bodies exterior

Exocrine

43

What is the proper sequence of air flow in the human respiratory system?

1. Nasal cavities
2. Pharynx
3. Larynx
4. Trachea
5. Bronchi

44

Nasal cavity can help by ?

Filtering out debris, warm and moisten the air, trap bacteria/dust particles in mucus, expel bacteria/viruses by sneezing

45

The maximum amount of air that moves into and out of the human lungs is termed

Vital capacity

46

The digestion process in which enzymes are used to break foods.

Chemical digestion

47

The last section of the digestive system, where water is absorbed from food and the remaining material is eliminated from the body.

Large intestine

48

The process of wave-like muscle contractions of the alimentary tract that moves food along

Peristalsis

49

Mixture of stomach fluids and food produced in the stomach by contracting stomach muscles

Chyme

50

Tiny, finger-like structures that protrude from the wall of the intestine

Villi

51

The passage between the pharynx and the stomach

Esophagus

52

Which of the following digestive regions is responsible for the propulsion of materials into the esophagus?

Pharynx

53

Sympathetic stimulation of the muscularis externa promotes:

muscular inhibition and relaxation

54

Which of the following major layers of the digestive tract is described as a layer of dense irregular connective tissue filled with blood vessels and the plexus of Meissner?

submucosa

55

Strong contractions of the ascending and transverse colon moving the contents of the colon toward the sigmoid colon are called:

mass peristalsis

56

What is not a function of saliva?

Initial digestion of proteins

57

The three pairs of salivary glands that secrete into the oral cavity include:

parotid, sublingual, and submandibular

58

On its way to the esophagus, food normally passes through the:

oropharynx and laryngopharynx

59

The inferior end of the esophagus normally remains in a state of active contraction that

prevents the backflow of materials from the stomach into the esophagus

60

The contractions of the stomach are inhibited by

secretin

61

What is secreted by the stomach?

Gastrin

62

An enzyme not found in pancreatic juice is

disaccharidase

63

The enzyme lactase, which digests lactose to glucose and galactose, is synthesized by

The stomach

64

The exit from the stomach is the

pyloric sphincter

65

Heartburn could be caused by a poorly working

cardiac sphincter

66

A major function of the colon is to

Absorb water

67

Digestive secretions from the liver and pancreas empty into the

duodenum

68

What part of the digestive system secretes hydrochloric acid?

Stomach

69

A ring of muscle that controls what enters and leaves different parts of the digestive system

Sphincter

70

Which structure prevents food entering the nasal cavity?

Soft palate

71

What is the name of the substance which helps to neutralize stomach acid in the duodenum?

Sodium bicarbonate