000. Cells Flashcards
Outline the function of smooth ER
To synthesize hormones and lipids
Describe the structure of smooth ER
a long network of a folded, tube-like structure.
Describe the structure of rough ER
a long network of a folded, tube-like structure studded with ribosomes.
Describe the sturcture of the Golgi Apparatus (G.A.)
folded membranes within the cytoplasm
Outline the function of the rough ER
To synthesise protein
Outline the function of the Golgi Apparatus (G.A.)
To transport, package and modify proteins and lipids.
Outline the function of Nucleolus
To assist in the formation of ribosomes
Outline the function of Lysosomes
To break down excess or worn-out cell parts.
Outline the function of the mitochondrion (mitochondria)
To provide energy through aerobic respiration.
Outline the function of ribosomes
To hold RNA, synthesize proteins from amino acids
Describe cell membrane
Thin membrane around edge of cell
Describe the Nucleolus
a spherical structure found in the cell’s nucleus
Outline the function of the Nucleus
To hold the DNA or genetic material of the body
Describe the Mitochondrion (mitochondria)
bean shaped membrane-bound cell organelles (mitochondrion, singular)
Describe Cytoplasm
Gel like fluid that fills the space of the cell
Outline the function of cell membrane
To allow for diffusion
What is this component of a cell?
Cell mebrane
What is this component of a cell?
lysosome
What is this component of a cell?
Golgi apparatus (Golgi body)
What is this component of a cell?
Mitochondrion (singular)
What is this component of a cell?
Nucleolus
What is this component of a cell?
Nucleus
What is this component of a cell?
Ribosome
What is this component of a cell?
Rough ER
What is this component of a cell?
Smooth ER
What is this component of a cell?
Cytoplasm
Atrophy
decrease in the size or number of cells
What is it called when there is a decrease in the size or number of cells
Atrophy
Hyperplasia
an abnormal condition of high/increase number of cells in an organ or a tissue
Dysplasia
the abnormal development/change of cells
Necrosis
Premature cell death
What is premature cell death?
Necrosis
What is an abnormal condition of high/increase in the number of cells in an organ or a tissue called?
Hyperplasia
What is an abnormal condition of low number of cells in an organ or a tissue called?
Hypolasia
Hypoplasia
abnormal condition of a low number of cells in an organ or a tissue
What is the abnormal change in cells called?
Dysplasia
What is an abnormal condition of congenital absence or incomplete development of an organ or a tissue?
Aplasia
Aplasia
abnormal condition of congenital absence or incomplete development of an organ or a tissue
Hypertrophy
Increase in the size of cells
What is an increase in the size of cells called?
Hypertophy
apoptosis
natural cell death
What is natural cell death call?
apoptosis
-cyte
cell
What is the suffix for cell?
-cyte
Metaplasia
abnormal condition of change in cells/tissue
What is an abnormal condition of change in cells/tissue called?
Metaplasia
Neoplasia
abnormal and uncontrolled cell growth
What is abnormal and uncontrolled cell growth called?
Neoplasia
What part of the cell is responsible for cellular/aerobic respiration?
Mitochondrion/mitochondria
What part of the cell holds the DNA?
Nucleus
What part of the cell produces protein?
Ribosomes
What part of the cell sythesises lipids?
Smooth endoplasmic reticulum (Smooth ER)
What is A?
Atrophy
Decrease in size of cells
What is B?
Hyperplasia
same cell - increase in number of cells
What is C?
Hypertrophy
Increase in SIZE of cells
What is D?
Metaplasia
Change in cells - to new form
What is E?
Dysplasia
abnormal change in current cell