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Human Physiology 2 Body System - Week 8-Blood and Immunology-blood and leucocyte Lecture 4 Flashcards | StudBud
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Human Physiology 2 Body System - Week 8-Blood and Immunology-blood and leucocyte Lecture 4
Human Physiology 2 Body System - Week 8-Blood and Immunology-blood and leucocyte Lecture 4
29 terms
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Flashcards
29 cards
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Practice quiz
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Host live
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Questions
29
Answers
1
Immune response can be innate acquired/adaptive
True
False
2
In soluble immune factors, the
complement
factor does what?
More molecules are released to recruit more immune cells
Either destroy or suppress the pathogen by ingesting it
Immediately attempt to coat and destroy the organisms
All of the answers
3
Bacteria are cells capable of 1.____ while viruses 2.____ unless they are inside another cell
1. Diffusion 2. Cannot
1. Self-replication 2. Cannot
1. Diffusion 2. Can
1. Self-replication 2. Can
4
The complement soluble factor is a major defence mechanism against what?
Intracellular pathogens
Extracellular pathogens
Protozoa
Bacteria
5
Viruses are
Unable to divide, Must invade another cell to replicate
Unable to divide , cannot invade another cell to replicate
Able to divide , Must invade another cell to replicate
Able to divide , cannot invade another cell to replicate
6
Membrane attack complex helps actions of antibodies & cells, they are plasma proteins produced
in the bone marrow
by RBC
by plasma
in the liver
7
What does a Natural killer cell secrete to prevent viral reproduction?
Granzymes
Interferons
Cytoplasmic granules
Cytotoxic lymphocytes
8
______ grow around the pathogen & it is internalised into a phagosome where it is broken down
Pseudopodia
Aggropodia
Neutropodia
Plasminopodia
9
T lymphocytes provide
Extracellular immunity
Endogenous immunity
Exogenous immunity
Intracellular immunity
10
Which of the following is not a function of the immune system
Removal of dead/abnormal cells
Distribution of nutrients to cells
Protect from pathogens
Tissue rejection and allergy response
11
Basophils are mainly involved in what?
Ingesting and destroying invaders
Inflammation and allergic responses
Recognise pathogens and activating immune cells
Allergic response and parasitic disease
12
Saliva in mouth contains 1._____ enzymes, stomach and vaginal fluids are 2._____
1. Hydrolytic enzymes 2. Alkaline
1. Hydrolytic enzymes 2. Acidic
1. Hydrochloric enzymes 2. Acidic
1. Hydrochloric enzymes 2. Alkaline
13
Which of the following is
not
one of the 3 layers in the bodies immune response
Immune response
Soluble immune factors
Physical and chemical barriers
Insoluble immune factors
14
What are some microbes covered with that makes them "invisible" to phagocyte receptors?
Both 1. and 2.
2. Disaccharides
1. Monosaccharides
3. Polysaccharides
15
Eosinophils are mainly involved in what?
Allergic response and parasitic disease
Recognise pathogens and activating immune cells
Ingesting and destroying invaders
Inflammation and allergic responses
16
Natural killer cells are large cytotoxic lymphocytes containing
Cytoplasmic granules
Endoplasmic granules
Endoplasmic agranules
Cytoplasmic agranules
17
Bacteria do not possess a cell wall
False
True
18
Ciliated epithelial cells line respiratory & urogenital tracts and are covered by layer of
Muscus
Cholesterol
Elastin
Collagen
19
Leucocytes are formed where?
Bone marrow and liver from stem cells
Spleen and lymphatic tissues from stem cells
Bone marrow and lymphatic tissues from stem cells
Spleen and liver from stem cells
20
Which cells are responsible for immune surveillance?
Cytotoxic cells
Natural Killer cells
Dendritic Cells
Phagocytes
21
Leucocytes contain _______ and other chemicals which they use to kill invading pathogens
Macrophages
Lysosomes
Protein
Bacteria
22
Inside the cell the pathogen is encapsulated in a
Hagosome
Bactosome
Lymphosome
Phagosome
23
B lymphocytes provide
Endogenous immunity
Intracellular immunity
Extracellular immunity
Exogenous immunity
24
In soluble immune factors, the
chemotaxins
factor does what?
More molecules are released to recruit more immune cells
All of the answers
Either destroy or suppress the pathogen by ingesting it
Immediately attempt to coat and destroy the organisms
25
In phagocytosis what is the correct sequence of events
1. Endocytosis 2. Attachment 3. Digestion
1. Attachment 2. Endocytosis 3. Digestion
1. Attachment 2. Digestion 3. Endocytosis
1. Endocytosis 2. Digestion 3. Attachment
26
In soluble immune factors, the
phagocytes
factor does what?
Immediately attempt to coat and destroy the organisms
More molecules are released to recruit more immune cells
Either destroy or suppress the pathogen by ingesting it
All of the answers
27
The main function of leucocytes is
Protection against infection
To destroy viruses
Protection against parasites
To destroy bacteria
28
Neutrophils are phagocytic and primarily do what?
Attack viruses
Increase eosinophils
Attack bacteria
Increase lymphocytes
29
Monocytes are precursors to macrophages and are
Smaller and more effective scavengers than neutrophils
Larger and more effective scavengers than neutrophils
Smaller and more effective scavengers than basophils
Larger and more effective scavengers than basophils
