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TEAS Practice > ATI Science- Lymphatic/Immune & Digestive System > Flashcards

ATI Science- Lymphatic/Immune & Digestive System Flashcards

1
Q

Functions of lymphatic system

A

return excess fluids to bloodstream

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2
Q

Lymphoid organs

A

lymph nodes, spleen, appendix, adenoids, thymus, tonsils, small tissues on small intestines

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3
Q

Lymph nodes contain

A

lymphocytes and plasma cells

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4
Q

filters old RBCs , macrophages, unwanted materials out of the blood and helps fight infections

A

spleen; located in ULQ

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5
Q

secretes hormones and major site of lymphocyte production

A

thymus

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6
Q

How does the digestive system function?

A

Movement, secretion, digestion, and absorption

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7
Q

Digestion process in human body

A

Mouth>Pharynx> Esophagus > Stomach > Small Intestine> Large Intestine > Rectum > Anus

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8
Q

Functions of stomach

A

mix/store food; dissolve food; load food to small intestine

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9
Q

Protein digestion begins where?

A

Stomach

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10
Q

Saliva contains _____ that breakdown starch in process of digestion

A

enzymes

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11
Q

Absorption begins where?

A

Small intestine

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12
Q

Passage of nutrients through plasma membranes into the blood/ lymph and supplied to the rest of body

A

Absorption

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13
Q

Chemical breakdown of nutrients into smaller units

A

Digestion

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14
Q

Small intestines aka _____ large intestine aka ________

A

“the dums”(duodenum, jejunum and illeum) and “the colons”

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15
Q

organ that makes and secretes bile and process/ purify blood containing newly absorbed nutrients that are coming from the small intestine.

A

liver; (located in URQ)

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16
Q

organ that secretes digestive enzymes that break down sugars, fats, and starches

A

pancreas

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17
Q

exocrine tissue function vs endocrine tissue function of pancreas

A

secretes digestive enzymes vs secretes hormones (insulin) into bloodstream

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18
Q

acidic fluid w/ partially digested food that passes from stomach to small intestine

A

chyme

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19
Q

concentrates, mixes and stores waste material

A

large intestine/colon

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20
Q

Process of how food moves through GI tract

A

Peristalsis

21
Q

Immune system includes

A

lymphatic system, red bone marrow and WBCs

22
Q

filters pathogens/ foreign substances

A

lymph nodes

23
Q

located in pharynx, protects against pathogens entering body via mouth/throat- made up of lymphatic tissue

A

tonsils

24
Q

where immature T cells formed in bone marrow mature; made up of lymphatic tissue

A

thymus

25
Q

cleans the blood of dead cells and pathogens; made up of lymphatic tissue

A

spleen

26
Q

protect digestive system from pathogens- made up of lymphatic tissue

A

peyers patches

27
Q

Body’s general immune defense includes

A

skin, mucous membranes, exocrine gland & gastric secretions, normal microbiome

28
Q

immune cell that surrounds and kill microorganisms, ingest foreign material, and remove dead cells

A

phagocyte

29
Q

act as complement system to repel bacteria and pathogens

A

plasma proteins

30
Q

phagocytes that alert T cells to the presence of foreign substances

A

macrophages

31
Q

direct fighters; attack cells infected by virus/bacteria; produces cytokines

A

T lymphocytes

32
Q

targets specific bacteria for destruction

A

B lymphocytes

33
Q

WBCs are produced where?

A

In red bone marrow

34
Q

Examples of leukocytes

A

Monocytes, granulocytes, T & B lymphocytes, NK cells

35
Q

presents antigens to T cells

A

dendritic cells

36
Q

destroy cells that are infected cells

A

Killer T cells

37
Q

remain in the blood to protected against future infection

A

Memory T cells

38
Q

produce specific antibodies for specific pathogens

A

B lymphocytes

39
Q

Specific antibodies are produced for each antigen that enters the body

A

True

40
Q

How do antibodies work?

A

Antibodies bind to antigens on the surface of pathogens and mark them for destruction

41
Q

Proteins on the surface of bacteria, virus and fungi

A

Antigens

42
Q

exposed and builds immunity to a pathogen w/o immunization

A

naturally acquired active immunity

43
Q

exposed and builds immunity to a pathogen by a vaccine

A

artificial acquired active immunity

44
Q

immunity passed during pregnancy., as antibodies move from mom’s bloodstream to fetus bloodsteam until childhood

A

naturally acquired passive immunity

45
Q

refers to the process of exposing the individual to an antigen to generate an adaptive immune response,

A

active immunity

46
Q

the transfer of antibodies from one individual to another, provides immediate/ short-lived protection, lasting weeks or months

A

passive immunity

47
Q

Which section of the digestive system is responsible for receiving chyme and further digesting it?

A

Duodenumlocated in small intestine

48
Q

Where is interstitial fluid found?

A

In the tissues around cells

49
Q

fluid secreted by liver that helps in breaking down the fatty substances or lipid molecules present in the food product

A

bile

TEAS Practice (23 decks)

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