Systemic Health Flashcards
Which antibody has the greatest molecular weight?
IgM
Why does IgM have the greatest molecular weight?
Due to its ability to be secreted as a pentamer
IgM is responsible for the activation of what?
Complement pathway
Which is the first antibody produced in response to an infection?
IgM
Which antibodies are known as secondary antibodies?
IgA
Which of the antibodies are known as the secretory antibodies?
IgA
Where are IgA antibodies located?
Mucous membranes
IgA antibodies are primarily responsible for providing protection to what body systems?
Lungs
GI tract
Which antibodies can cross the placenta?
IgG
IgE antibodies are involved in what reactions?
Allergic reactions
Inflammatory reponses
Which antibodies are responsible for long term protection?
IgG
Which are the predominant antibodies found in blood?
IgG
Which is the lightest antibody?
IgG
What is the proper term for division of the cytoplasm during mitosis?
Cytokinesis
Which class of immunoglobulin is primarily found in secretions such as tears and saliva?
IgA
What is the role of IgD?
Unknown
IgE reacts strongly with which type of cell?
Mast cells
The sella turcica is a deep depression in the superior surface of the sphenoid bone that houses which gland?
Pituitary gland
An HbA1C level of what percent is considered diagnostic for diabetes?
6.5% or greater
What type of epithelium lines the throat, nasal passages, sinuses and trachea?
Pseudostratified
Where in the body is simple epithelium found?
Lining the body’s cavities, tubes, and ducts
Which cells have MHC II on their surface?
Macrophages
Which condition is commonly associated with patients who have a history of pica, and/or who are in close contact with puppies?
Toxocariasis
How does cigarette smoking contribute to hypertension?
Nicotine stimulates the release of epinephrine, which is a powerful vasoconstrictor
What are the 4 conditions represent the TORCH complex?
Toxoplasmosis "Other" (HIV, varicella, syphilis, mumps, parvo) Rubella Cytomegalovirus Herpes simplex
Why are the “TORCH conditions” important in pregnant women?
They can be passed from a pregnant women to her fetus
Name the two most common anterior segment changes seen in pregnant women.
Decrease in IOP
Decrease in corneal sensitivity
What is the term for progressive narrowing of the arterial lumen?
Atherosclerosis
Arteriorsclerosis results from what?
Thickened and hardened arterial walls
Homocysteine levels can be reduced by which vitamins?
B Vitamins
A 59 year-old female presents with a facial nerve palsy resulting in weakness of only the lower portion of the left side of her face. Which motor neuron is affected?
Right upper motor neuron
When looking at an MRI of a patient with idiopathic demyelinating optic neuritis, what findings would represent the greatest risk for the future development of MS?
6 or more white matter lesions
