Biology B 2.2 Tissues and organs and organ systems

Pregunta	Respuesta
Give a definition of a tissue.	A group of cells with similar structure and function that work together to perform a particular job
What is an organ?	A part of an animal or plan made up of several tissues working together to do a specific job.
What is the name given to a group of organs working together to perform a particular function?	Organ system
What are the key features of tissues or organs designed to act as exchange surfaces?	Large surface area, Thin walls, Permeable surface, Good blood supply.
What is the job of muscle tissue?	Contracts to bring about movement.
What does it mean if a cell is differentiated?	It is specialized for a particular job.
Name 2 substances produced by glandular tissue, and 2 organs in which you might find it.	Enzymes, Hormones Stomach /Pancreas / Small intestine
Where will you find epithelial tissue? What are some of its functions?	Lining body surfaces – protection or exchange

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