BEA Block 2 Q&A 2022/2023

Anatomy - Answer- The science dealing with the structure of the body and the relation of its parts. Physiology - Answer- The science dealing with the function of the living organism and its parts and how they work. Cell - Answer- The simplest units of living matter that can maintain life and reproduce themselves. The human body contains 75 trillion of them. Tissue - Answer- An organization of similar cells with varying amounts and kinds of nonliving, intercellular substance between them. Organ - Answer- Organization of several different kinds of tissues so arranged that together they can preform a special function. Organ System - Answer- A group of organs that work together to preform complex functions for the body Nucleus - Answer- Determines how the cell will function, as well as the basic structure of the cell, it is additionally responsible for directing all cellular activity - serving as the "brain" of the cell. - Contains protien structures called chromosomes. Attached to chromosomes are genes which determine an individuals charateristics Cytoplasm - Answer- Contains all of the living substances of the cell, additionally carries out all the functions for cell expansion such as growth and replication. Cell Membrane - Answer- Outermost layer of the cell and serves to separate and protect a cell from its surrounding environment. - Mainly composed of lipids and proteins Cell Division - Answer- The process by which new cells are formed for growth, repair and replacement in the body. Cell Life Cycle - Answer- The series of changes that occurs within a cell from the time it is first formed until it reproduces. What are the Four Main Types of Tissue? - Answer- - Epithelial Tissue - Connective Tissue - Muscle Tissue - Nervous Tissue Epithelial Tissu