An embolus is a thrombus that breaks away from a clot and floats freely within the bloodstream.

B-lymphocytes are categorized as part of the adaptive branch of the immune system for all of the following reason but one. Which of the following is NOT one of the reasons B-lymphocytes are considered part of the adaptive immunity?  

Vascular spasm aids by:

All the following are considered innate body defenses except:  

The lymphoid organ that is a maturation site for T-cells and functions mainly during during youth and then begins to atrophy is the:  

Which of the following best describes lymphatic vessels?  

The process by which neutrophils squeeze through capillary walls in response to inflammatory signals is called:  

Immune System A) Regulatory T cell B) Memory cell C) Helper T cell D) B cell E) Cytotoxic T cell    

Use the given conditions to write an equation for the line in slope-intercept form.( Hint: Remember that it’s all about the slopes! Solve their equation and find their slope, then your slope will be…?) Passing through (2, 5) and perpendicular to the line whose equation is y = 8x + 5.

Use the given conditions to write an equation for the line in slope-intercept form.( Hint: Remember that it’s all about the slopes! Solve their equation and find their slope, then your slope will be…?) Passing through (4, -3) and parallel to the line whose equation is 3x + y = 4.