The medical term that refers to an open lumen in a vessel or a catheter:

The combining form that means secreted from sudoriferous glands:

Test performed on sputum to identify if a patient has tuberculosis:

The abbreviation for biopsy is:

The three-fifths compromise was directed towards:

The Preliminary Emancipation Proclamation was issued after the Union victory at:

Ida Wells was best known for her crusade against:

The sit-in movement began:

Shirley Chisolm was noted as being

Black workers during WWII organized against workplace discrimination in the