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WorksheetsImmune System
Total questions: 85
Worksheet time: 44mins
What is the immune system's first line of defense against infection?
T cells
intact skin
respiratory system
digestive system
Natural or passive immunity is...
obtained through vaccinations
present at birth and passed down from mother
the same as acquired immunity
is learned through exposure to a disease
Which lymphocyte produces antibodies to destroy foreign substances?
Natural killer cells
B cells
T cells
Tonsils
What is a disease fighting protein created by the immune system in response to specific antigens?
Antibody
Phagocyte
T cells
Lymphocyte
Which of the following is a function of the lymph nodes?
filter harmful substances from the tissues
destroys old red blood cells
both are correct
none of the above
HIV is transmitted by....
sexual contact
during birth of a child from an infected mother
contaminated needles
all of the above
How much fluid is circulated by the lymphatic system?
3 liters
6 liters
1.5 liters
12 liters
Which of the following are lymph trunks?
Lumbar
Bronchomediastinal
Subclavian
Jugular
Intestinal
What is the correct order for the flow of lymph?
Capillaries, Veins, Trunks, Ducts, Circulatory Veins
Veins, Capillaries, Trunks, Ducts, Circulatory Veins
Capillaries, Veins, Trunks, Ducts, Circulatory Arteries
Ducts, Capillaries, Veins, Trunks, Circulatory Veins
Which of the following help with lymph transport?
Compression form nearby skeletal muscle
Pressure changes due to breathing
Pulsation of arteries
Smooth muscle contractions of lymph vessels
Valves that prevent backward flow of lymph
What helps increase the flow of lymph?
Rest
A healthy diet
Exercise
Good vibrations
Which of the following are lymphoid cells?
Macrophages
Neutrophils
T cells
B cells
Which of the following are phagocytes?
Macrophages
Neutrophils
Cytotoxic T cells
Natural Killer Cells
If a cell becomes immunocompetent, that means that it_________.
Has become "mature"
Has been activated by a pathogen
Has started to die
Has been compromised by a virus
What benefits do lymphoid tissue provide?
They house immune cells and help them grow
They provide physical barriers against infections.
"surveillance" points for the immune system to monitor the body.
They produce acids that break down pathogens.
What is happening if a lymph node is swollen and tender?
The lymph node is overwhelmed with infection.
The lymph node is cancerous
The lymph node has ruptured
Lymph nodes are always swollen and tender.
Which of the following is true about the spleen?
The spleen is the largest lymphatic organ
The spleen is where T cells become immunocompetent
The spleen helps clean the blood
The spleen is the only organ without B cells
Which of the following is true about the Thymus?
The Thymus sits between the heart and sternum
The thymus is where B cells become immunocompetent.
The thymus is the only lymphatic organ that does directly fight pathogens
The thymus helps clean the blood
The thymus releases hormones that increase the immune response.
What happens if you remove your spleen?
Your immune system can't function
Other organs pick up the slack
You Die
There is no change
Which of these is not one of the 4 types of tonsils?
Palatine
Lingual
Adenoids
Tubal
Esophageal
The palatine tonsil is located at the
Posterior end of oral cavity
Base of Tongue
Posterior wall of Nasopharynx
Opening of auditory tubes
The lingual tonsil is located at the
Posterior end of oral cavity
Base of Tongue
Posterior wall of Nasopharynx
Opening of auditory tubes
The pharyngeal tonsil is located at the
Posterior end of oral cavity
Base of Tongue
Posterior wall of Nasopharynx
Opening of auditory tubes
The tubal tonsil is located at the
Posterior end of oral cavity
Base of Tongue
Posterior wall of Nasopharynx
Opening of auditory tubes
Which of these is found in the small intestine?
Peyer's Patches
Appendix
Spleen
Thymus
Which of these is found at the entrance to the large intestine?
Peyer's Patches
Appendix
Spleen
Thymus
What does MALT stand for?
Mucosa Associated Lymphatic Tissue
Macrophage Appendix Lymph Nodes Thymus
Macrophage Associated Lymphatic Tissue
Mucosa Associated Lymph Nodes
Which pathogen is technically not alive and is a packet of DNA/ RNA?
Viruses
Bacteria
Protists
Parasitic Worms
Fungi
Which pathogen replicates freely in the human body and releases toxins once it has enough numbers?
Viruses
Bacteria
Protists
Parasitic Worms
Fungi
Which pathogen is a unicellular human parasite that is usually ingested or injected via mosquitoes?
Viruses
Bacteria
Protists
Parasitic Worms
Fungi
Which pathogen has spores and takes root on/ in your body, physically damaging cells and stealing nutrients.
Viruses
Bacteria
Protists
Parasitic Worms
Fungi
Which pathogen is a parasite usually ingested as eggs that can then grow within the body, causing damage and clogging passageways?
Viruses
Bacteria
Protists
Parasitic Worms
Fungi
Which of these is included in our non-specific (general) defense system?
Skin
Macrophages
Interferon
Cytotoxic T cells
Complements
Which of the following is not part of the first line of defense?
Lacrimal Glands
Stomach Acid
Phagocytes
Mucus
Which of these is not part of the second line of defense?
Mast Cells
Macrophages
Neutrophils
Antigens
Which of these are part of the third line of defense?
T cells
B cells
Macrophages
Neutrophils
Mast Cells
Humoral Immune response is the body's response against ________________, using ________________.
Free floating pathogens, B cells
Infected or Cancerous Cells, T cells
Free floating pathogens, T cells
Infected or Cancerous Cells, B cells
Cell-mediated Immune response is the body's response against ________________, using ________________.
Free floating pathogens, B cells
Infected or Cancerous Cells, T cells
Free floating pathogens, T cells
Infected or Cancerous Cells, B cells
Helper T cells
Activate B cells
Kill infected Cells
"Remember" Pathogens
Regulate the Immune System
Cytotoxic T cells
Activate B cells
Kill infected Cells
"Remember" Pathogens
Regulate the Immune System
T-regulatory cells
Activate B cells
Kill infected Cells
"Remember" Pathogens
Regulate the Immune System
Memory T cells
Activate B cells
Kill infected Cells
"Remember" Pathogens
Regulate the Immune System
Effector B cells
Produce Antibodies
"remember" pathogens
Kill infected cells
Activate T cells
Memory B cells
Produce Antibodies
"remember" pathogens
Kill infected cells
Activate T cells
Which of these correctly explains the process that leads to antibody production?
A T cell encounters a pathogen and presents the antigen to a B cell. The B cell then begins to produce antibodies.
A macrophage encounters a pathogen and presents the antigen to a T cell, the T cell then activates a B cell, the B cell then begins to produce antibodies.
An antibody encounters a pathogen, the antibody then presents the antigen to a T cell. The T cell then activates a B cell and more antibodies are produced.
A macrophage encounters a pathogen and presents the antigen to a B cell, the B cell then begins to produce antibodies.
What is the difference between an antigen and an antibody?
Antigens are on Pathogens whereas Antibodies are produced by B cells.
Antibodies are on Pathogens whereas antigens are produced by B cells.
Antibodys are cells in are immune system whereas antigens are pathogen cells.
Antigens are cells in are immune system whereas antibodies are pathogen cells.
Which of the following is true of permanent immunity?
It is part of the Specific Immune System
It is part of the Non-specific Immune System
It uses Memory T and Memory B cells
It is part of the passive immunity
What is the difference between passive and active immunity?
Active immunity uses your bodies own defenses whereas passive immunity uses outside sources.
Passive immunity uses your bodies own defenses whereas active immunity uses outside source.
Active immunity is natural wheras passive immunity is artificial.
Passive immunity is natural whereas active immunity is artificial.
Which of these is an example of passive natural immunity?
Getting antibodies through the placenta and breast milk
Getting antibodies through an injection
Building up antibodies after encountering a pathogen
Receiving a vaccine against a pathogen.
If you want an organ transplant to succeed, what must you do?
Find a donor with similar MHC protiens.
Give the patient antibiotics
Give the patient immunosupressants
Give drugs that give patients an immune boost
Organ transplants from a different part of the same person are called:
Autographs
Isographs
Allographs
Xenographs
Organ transplants between identical twins.
Autographs
Isographs
Allographs
Xenographs
Organ transplants between two individuals of the same species.
Autographs
Isographs
Allographs
Xenographs
Organ transplants between two individuals of different species.
Autographs
Isographs
Allographs
Xenographs
Less than ____ percent of bacteria are harmful to humans?
1
20
10
30
How do neutrophils find pathogens to consume?
Chemotaxis
Phagocytosis
Apoptosis
Oxidation
True or False: Neutrophils are the most numerous white blood cell.
True
False
In which year did we first identify the HIV virus that causes Aids?
1981
1890
1945
1994
What is the primary function of the lymph nodes?
House lymphocytes and provide a checkpoint
Filter the blood
Move lymph through the body
Make lymphocytes immunocompetent
What is the role of interferons in the immune system?
They bind to pathogens making them clump together
They block protein synthesis at ribosomes
They increase the effectiveness of complements
They cause cells to lyse
What are MHC protiens?
Proteins our body recognizes as "self"
Proteins our body does not recognize as "self"
Proteins that help block pathogens
Protiens that boost the immune system
True or false, the non-specific immune system is restricted to the initial site of infection.
True
False
What is the appendix?
A finger-like projection at the beginning of the large intestines
A patch of cells in the small intestine
A patch of cells in the large intestine
A finger-like projection at the beginning of the small intestine
Appendicitis is when
The appendix becomes infected
The appendix inverts on itself
The immune system attacks the appendix
The appendix stops functioning
Sepsis is
A severe infection in the blood
Not life threatening
An infection in the skin
When the immune system attacks the joints, this is called
Rheumatoid Arthritis
Lupus
Myasthenia Gravis
Multiple Sclerosis
When the immune system attacks the myelin sheaths around your neurons, this is called
Rheumatoid Arthritis
Lupus
Myasthenia Gravis
Multiple Sclerosis
When the immune system attacks the skin, this is called
Rheumatoid Arthritis
Psoriasis
Myasthenia Gravis
Multiple Sclerosis
When the immune system attacks the nerves at your muscles, this is called
Rheumatoid Arthritis
Psoriasis
Myasthenia Gravis
Multiple Sclerosis
Often characterized by a "butterfly rash"
Rheumatoid Arthritis
Psoriasis
Lupus
Multiple Sclerosis
A weakened immune system from an infection of HIV.
AIDS
Myesthenia Gravis
Multiple Sclerosis
Lupus
A condition caused by blocked lymph vessels
Elephantiasis
Apendicitis
Sepsis
Lupus
Which of these statements about dendritic cells is false?
They are the bridge between the specific and non-specific immune response
They can activate T cells
They receive information about pathogens from Macrophages
They activate B cells
Which of these statements is true of Natural Killer Cells
Are part of the non-specific immune system
Can kill any cell that is not functioning properly
Release toxins that destroy cells
Police the blood and lymph systems
Are created by T cells
Which of these statements is true of Cytotoxic T cells
Are part of the non-specific immune system
Can only kill cells with specific antigens
Release toxins that destroy cells
Police the blood and lymph systems
Are created by T cells
