Mastering Biology CH 08 Current Events: Human Muscle, Regrown on Animal Scaffolding – Flashcards

*Which of the following is true?* Extracellular matrix is a recent discovery. Extracellular matrix was discovered nearly 5 years ago. Extracellular matrix was discovered nearly 10 years ago. Extracellular matrix was discovered more than 20 years ago.

*Extracellular matrix consists mostly of what?* nucleic acids proteins carbohydrates lipids

*Which of the following is crucial to produce a successfully engineered tissue?* stem cells B cells T cells spirochetes

*Which of the following individuals is most likely to have extracellular matrix from another animal used in his surgery?* patient with a torn rotator cuff thyroid cancer patient lymphoma patient patient with a ruptured spleen

*Which of the following individuals would most likely qualify for a trial studying the use of transplanted extracellular matrix to help regrow arm muscle?* A person with no muscle but some undamaged nerves left in the affected arm. A person with no muscle or undamaged nerves left in the affected arm. A person with some muscle but no undamaged nerves left in the affected arm. A person with some muscle and some undamaged nerves left in the affected arm.