USMLE Step 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Mycoplasma | dont have a cell wall nor peptidoglycan, just has a membrane w/ cholesterol
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| Chlamydia | dont have peptidoglycan in cell wall
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| Gram-negative | thin peptidoglycan wall encased by outer membrane w/ LPA that is lipid A an endotoxin, the outer membrane has porins
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| Gram-positive | thick peptidoglycan wall & techoic acid that attracts TNF & IL-1
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| Spores | contain dipicolinic acid that can survive for thousands of years
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| Capsule | layer of meshed molecules around the bacterium, external to its cell wall, another type of outer covering is known as a slime layer
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| Cx important encapsulated bacteria | Streptococcus pneumoniae, Neisseria meningitidis, Haemophilus influenzae
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| Mycobacteria | have waxy cell walls containing mycolic acid
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
jerrica_08
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