beng100chapter17

beng100chapter17 - BENG 100 Frontiers of Biomedical...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1 BENG 100 Frontiers of Biomedical Engineering Professor Mark Saltzman Chapter 17 KEY CONCEPTS AND DEFINITIONS alpha particles – a helium nuclei composed of two protons and two neutrons that is the product of radioactive decay. beta particles – an electron emitted from an atom during beta decay, a form of radioactive decay. biopsies – tissue samples that are surgically removed to determine if cancer is present. blood-brain barrier – a layer of cells covering the brain that prevent the passage of blood into the brain tissue. brachytherapy – the implantation of radioactive materials, called seeds, into or near a tumor. carmustine – an alkylating agent , C 5 H 9 Cl 2 N 3 O 2 , used in the treatment of tumors. cellular junctions – spaces between adjacent cells where cell to cell communication can occur either allowing or preventing the flow of ions and minerals between the cells. There are three types of cellular junctions that serve different purposes: adherens, gap,
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/06/2012 for the course BENG 100 taught by Professor Marksaltzman during the Spring '08 term at Yale.

Page1 / 3

beng100chapter17 - BENG 100 Frontiers of Biomedical...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online