Notes in Week 1

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Published 01/03/2024 Cardinal signs of inflammation:{{c1::Dolor: pain}}{{c2::Calor: heat}}{{c3::Rubor: redness}}{{c4::Tumor: swelling}}{{c5::Functio laesa: loss of functio…
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Published 01/03/2024 {{c1::Serous}} inflammation: exudate of cell-poor {{c2::fluid}} with {{c3::few}} inflammatory cells
Published 01/03/2024 {{c1::Serous}} inflammation examples: blisters, pleural effusion, and burns
Published 01/03/2024 {{c1::Purulent/suppurative}} inflammation: production of {{c2::pus}} (collection of {{c2::pus}} is an {{c3::abscess}}) often caused by {{c4::pyogenic}…
Published 01/03/2024 {{c1::Purulent/suppurative}} inflammation examples: acute bacterial pneumonia, acute appendicitis
Published 01/03/2024 {{c1::Cellulitis}}: infection of {{c2::skin}} and/or {{c2::soft tissue}} that causes redness, pain, and warmth
Published 01/03/2024 {{c1::Ulcer}}: local, full thickness defect of {{c2::surface epithelium}} produced by shedding of {{c3::necrotic}} tissue
Published 01/03/2024 {{c1::Lymphangitis}}: inflammation of {{c2::lymphatics}} such as in an {{c3::infected wound}}
Published 01/03/2024 {{c1::Fibrinous}} inflammation: severe {{c2::vascular}} leak where larger molecules leak out and form {{c3::fibrin}} meshwork on surface
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Published 01/03/2024 Complement proteins are synthesized in the {{c1::liver}}
Published 01/03/2024 Complement proteins exist in plasma and on cell surfaces as inactive precursors called {{c1::zymogens}}
Published 01/03/2024 Complement proteins act as {{c1::proteases}} and cleave each other in the cascade
Published 01/03/2024 Complement activtion leads to cascade of reactions that occurs on the {{c1::surface}} of pathogens to generate active components
Published 01/03/2024 Complement cascade can cause {{c1::opsonization}} of invading pathogens by coating them with {{c2::C3b}} and {{c3::IgG}} activated phagocytosis
Published 01/03/2024 Complement cascade can cause {{c1::clearance}} of immune complexes and cellular debris
Published 01/06/2024 Complement cascade can cause {{c1::chemotaxis}} mediated by release of {{c2::C5a::complement}} into bloodstream
Published 01/03/2024 Complement cascade can cause direct {{c2::cytolysis}} of pathogens through formation of {{c1::membrane attack complex (MAC)}}
Published 01/03/2024 Complement cascade can cause {{c1::vascular}} changes such as {{c2::dilation}} by immune reactions to {{c3::C3a}}, {{c3::C4a}}, and {{c3::C5a}}
Published 01/03/2024 {{c1::C1}} activation initiates the {{c2::classical}} pathway of the complement system
Published 01/03/2024 Classical pathway of complement activation:{{c1::C1 complex}} binds to constant regions of immunoglobulins or directly to pathogen surfaceConformation…
Published 01/03/2024 {{c1::MBL}} pathway of complement activation:{{c1::MBL}} has two associated complexes (serine proteases), {{c2::MASP1}} and {{c2::MASP2}}When they bin…
Published 01/03/2024 Ficolin binds {{c1::acetylated}} {{c2::sugars}}
Published 01/03/2024 Formation of membrane attack complex:{{c1::C5b}} binds {{c2::C6}} and {{c2::C7}} forming the {{c3::C5b67}} complexComplex binds to membrane via {{c4::…
Published 01/03/2024 {{c1::C3a::Complements}} and {{c1::C5a}} serve as {{c2::chemokines}} that recruit innate phagocytic cells to sites of inflammation
Published 01/03/2024 {{c1::Neutrophils}} can expel their nuclear DNA to trap pathogens via a process called {{c2::NETosis}}
Published 01/03/2024 {{c1::TLRs}} are the largest class of pattern recognition receptors (PRRs), which can bind to extracellular {{c2::PAMPs}} and intracellular {{c3::DNA/…
Published 01/03/2024 The critical inflammatory cytokines are {{c1::IL-6}}, {{c1::IL-1B}}, and {{c1::TNF-a}}
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Published 01/03/2024 Having no Th17 immunity can lead to chronic {{c1::mucocutaneous candidiasis}}
Published 01/03/2024 Having too much Th17 immunity can lead to {{c1::psoriasis/psoriatic arthritis}}
Published 01/03/2024 Class I cytokine receptors produce {{c1::immediate::time}} responses and cause {{c2::rapid}} changes in nuclear gene expression
Published 01/03/2024 Class I cytokine receptors are typically {{c1::hetero}}dimeric
Published 01/03/2024 Class I cytokine receptor signaling occurs through {{c2::Janus kinase (JAK)}} phosphorylation of {{c1::Signal Transducers and Activators of Transcript…
Published 01/03/2024 When antigen cross-links bind to {{c1::IgE}} antibodies on {{c2::mast cells}}, the {{c2::mast cell}} releases {{c3::acidic granules}} containing infla…
Published 01/03/2024 {{c2::Antihistamine}} MOA: Directly inhibit action of histamine by antagonism of {{c1::H1 histamine}} receptor on {{c3::small vessels}} and …
Published 01/03/2024 What is the most potent glucocorticoid?{{c1::Dexamethasone}}
Published 01/03/2024 {{c2::Azathioprine}} is a {{c1::purine}} analogue and acts as an antagonist of {{c1::purine}} synthesis
Published 01/03/2024 {{c1::Cyclosporin}}: calcineurin inhibitor useful for severe {{c2::rheumatoid arthritis}}, {{c3::plaque psoriasis}}, and {{c4::keratoconjunctivitis}}
Published 01/03/2024 {{c2::Tacrolimus}}: calcineurin inhibitor useful for {{c1::atopic dermatitis}}
Published 01/03/2024 Calcineurin inhibitors are useful in preventing {{c1::transplant rejection}}
Published 01/03/2024 JAK/STAT pathway:Receptor {{c1::dimerization}}Activation by {{c2::JAK}} cross phosphorylationGeneration of {{c3::STAT}} binding domainSTAT recruitment…
Published 01/03/2024 {{c3::mTOR}} inhibitors such as Rapamycin/Sirolimus can help prevent {{c2::transplant rejection}} or {{c1::graft-versus-host disease (GVHD)}} with hem…
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Published 01/03/2024 Interferons are released to help immune cells fight {{c1::viruses}}
Published 01/03/2024 Interferon signaling happens {{c1::quickly::time}}
Published 01/03/2024 Interferons primarily interfere with {{c1::RNA::RNA or DNA}}
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Published 01/03/2024 {{c4::Calcineurin}}, a {{c1::serine}} {{c2::phosphatase}}, dephosphorylates {{c3::NFAT}}, allowing it to enter the nucleus and activate gene transcrip…
Published 01/06/2024 {{c1::TCR excision circles (TREC)}} are created when T cells mature in the {{c2::thymus}}. A low number of {{c1::TREC}} indicates {{c3::SCID}}
Published 01/06/2024 {{c1::Severe combined immunodeficiency}}:Absent or very low {{c2::T cells}} (<300 cells/uL)Poor {{c3::antibody}} productionPrevious severe {{c4::in…
Published 01/06/2024 SCID treatment: {{c1::bone marrow}} transplant and/or {{c2::gene}} therapy
Published 01/06/2024 {{c1::Wiskott Aldrich}} Syndrome:{{c2::X-linked::Inheritance}} disorder{{c3::Eczema}} in early life{{c4::Thrombocyto}}peniaPredisposed to infection
Published 01/06/2024 {{c2::APECED}} is caused by an {{c1::AIRE}} deficiency
Published 01/06/2024 T cell defect management: {{c1::Bone marrow}} transplant most importantPrevent {{c2::opportunistic infection}}{{c3::Immunosuppresion}} in the case of …
Published 01/30/2024 {{c1::Congenital neutropenia}}:Very {{c2::early}} presentation ({{c2::<2}} months)Complications: {{c3::Sepsis}}, {{c3::pneumonia}}, {{c3::peritonit…
Published 01/06/2024 Congenital neutropenia treatments:{{c1::G-CSF}} treatment{{c2::Bone marrow}} transplant
Published 01/06/2024 {{c1::Chronic granulomatous}} disease:Normal or high {{c2::neutrophil}} countsInability to fuse {{c3::granules}} with {{c4::phagosome}}Can lead to ski…
Published 01/06/2024 ELANE, HAX1, GFI1, G6PC3, VPS45, WAS GOF are genes associated with {{c1::congential neutropenia}}
Published 01/06/2024 CYBB, CYBA, NCF1/2/4, CYBC1 are genes indicative of {{c1::chronic granulomatous disease}}
Published 01/06/2024 {{c1::IgA}} deficiency:Most common antibody syndromeSeverity relatively {{c2::low}}Cannot diagnose until {{c3::4}} years oldIndividualized treatment
Published 01/06/2024 {{c1::X-linked agammaglobulinemia}}:Block in {{c2::B cell}} development (lack {{c2::B cells}}){{c3::BTK}} mutationsInfections occur after maternal {{c…
Published 01/06/2024 Management of antibody deficiencies:{{c1::Immunoglobulin}} infusions{{c2::Immunosuppression}} with autoimmunity
Published 01/06/2024 Pathophysiology of {{c1::Omenn's}} Syndrome:T cell clones exhibit {{c2::Th2}} phenotype{{c3::Eosino}}philiaHigh {{c4::IgE}}, low {{c4::IgG}}, {{c4::Ig…
Published 01/06/2024 {{c1::Wiskott Aldrich}} Syndrome:WAS protein mutation results in dysregulation of {{c3::actin}} polymerizationElevated {{c4::IgA}} and {{c4::IgE}} (im…
Published 01/06/2024 The DHR assay is used to test for {{c1::chronic granulomatous disease}}
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Published 01/06/2024 A loss of {{c1::peripheral}} tolerance can cause {{c2::IPEX}}, which results in a deficiency of {{c3::FOXP3}} and {{c3::Tregs.}} This causes earl…
Published 01/06/2024 {{c2::Chronic granulomatous}} disease management:Anti-{{c3::staph}} and anti-{{c3::fungal}} prophylaxisExogenous {{c4::interferon-gamma}} therapy{{c1:…
Published 01/06/2024 {{c3::Common variable immunodeficiency}}:{{c1::Polygenic::Inheritance}} disorderGradual loss of {{c2::antibody}} productionLeads to recurrent infectio…
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Published 01/09/2024 Limb buds have a mesenchymal core made from the {{c1::parietal}} layer of {{c2::lateral}} plate mesoderm covered by a layer of {{c3::ectoderm}} that f…
Published 01/09/2024 The apical ectodermal ridge (AER) induces adjacent mesenchyme to remain as {{c1::undifferentiated cells (undifferentiated zone)}}
Published 01/09/2024 What does each develop into:Stylopod: {{c1::humerus}} and {{c1::femur}}Zeugopod: {{c2::radius/ulna}} and {{c2::tibia/fibula}}Autopod: {{c3::carpals}},…
Published 01/09/2024 The lateral plate mesoderm secretes {{c1::FGF-10}} to initiate limb outgrowth
Published 01/09/2024 {{c1::FGFs}}: maintains undifferentiated zone at {{c2::apical ectodermal ridge (AER)}}
Published 01/09/2024 {{c1::TBX5}}: responsible for {{c2::forelimb}} development
Published 01/09/2024 {{c1::TBX4}}: responsible for {{c2::hindlimb}} development
Published 01/09/2024 {{c1::Retinoic acid}}: causes differentiation of limbs {{c2::proximally}}
Published 01/09/2024 {{c1::SHH}}: produced in {{c2::zone of polarizing activity (ZPA)}} and establishes the {{c3::anterior-posterior}} axis
Published 01/09/2024 {{c1::WNT7}}: produced in the {{c2::dorsal ectoderm}}, establishes the {{c3::dorsoventral}} axis
Published 01/09/2024 {{c1::HOX}}: establishes {{c2::craniocaudal}} axis for limb positioning
Published 01/09/2024 Mero{{c1::melia}}, a{{c1::melia}}, micro{{c1::melia}}: absence/abnormal {{c2::limbs}}
Published 01/09/2024 {{c1::Thalidomide::Medication}} decreases expression of {{c2::retinoic acid}} and can lead to limb defects in infants
Published 01/09/2024 {{c1::Erb-Duchenne}} palsy:Caused by injury to {{c2::brachial plexus}} (C5-T1)Medially rotated and extended forearm, fixed wrist (waiter's tip)Difficu…
Published 01/09/2024 {{c1::Ulnar claw}}:Injury to {{c2::ulnar}} nerve (C8, T1){{c3::4th}} and {{c3::5th}} fingers are flexed at {{c4::IP}} joint, extension at {{c4::MCP}} …
Published 01/09/2024 {{c1::Osteogenesis imperfecta}}: defect in production of {{c2::collagen}}, causing {{c3::shortening/bowing}} of long bones, {{c4::blue}} sclera, and f…
Published 01/09/2024 The development of somites depends on the expression of the {{c1::NOTCH}} gene
Published 01/09/2024 The NOTCH pathway is controlled by expression gradients of {{c1::retinoic acid}}, {{c2::FGF8}}, and {{c3::WNT3a}}
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Published 01/09/2024 The body's thermoregulatory center is located in the {{c1::hypothalamus}}
Published 01/09/2024 Infective endocarditis with an IV drug user is most likely caused by {{c1::Staphylococcus aureus}}
Published 01/09/2024 What valve is likely to be affected in infective endocarditis with IV drug use?{{c1::Tricuspid}} valve
Published 01/09/2024 Which valve is likely to be affected in infective endocarditis without IV drug use?{{c1::Mitral}} valve
Published 01/09/2024 The most likely causative organism for infective endocarditis after a UTI procedure is {{c1::Enterococcus faecalis}}
Published 01/09/2024 What screening/procedure is recommended for bacterial endocarditis secondary to Streptococcus gallolyticus?{{c1::Colonoscopy}}
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