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WorksheetsAnatomy- Chapter 3: Cells & Tissues
Total questions: 27
Worksheet time: 27mins
______ are the structural and functional units of all living things.
cells
amino acids
atoms
elements
The cell was first discovered and named by:
Robert Hooke
Robert Thompson
David Hooke
David Thompson
All new cells are formed from pre-existing cells.
true
false
The _________ is the control center of the cell.
nucleus
mitochondria
endoplasmic reticulum
chromosome
Which of the following is NOT a region/structure of the nucleus?
nuclear envelope
nucleolus
chromatin
golgi apparatus
The structure of the plasma membrane is referred to as:
The Fluid Mosaic Model
The Fluid Membrane Model
The Flow Mosaic Model
The Plasma Mosaic Model
The head of a phospholipid is __________ and __________.
polar
nonpolar
hydrophilic
hydrophobic
_______________ are impermeable junctions that encircle the cells and bind them together into leakproof sheets.
Tight junctions
Desmosomes
Gap junctions
Chemical molecules
The ___________ is the cellular material outside the nucleus and inside the plasma membrane.
cytoplasm
endoplasmic reticulum
extracellular fluid
interstitial fluid
Power house of the cell:
mitochondria
nucleus
ribosome
lysosome
A system of fluid-filled tunnels (or canals) that coil and twist through the cytoplasm studded with ribosomes; important in the synthesis and packaging of proteins.
Smooth Endoplasmic Reticulum
Rough Endoplasmic Reticulum
Mitochondria
Golgi Apparatus
A stack of flattened membranous sacs; major function is to modify, package, and ship proteins:
Golgi Apparatus
Lysosome
Centriole
Peroxisome
_____________ are highly reactive chemicals with unpaired electrons that can damage the structure of proteins and nucleic acids; if allowed to accumulate, they can have devastating effects on cells.
Free radicals
Peroxisomes
Centrioles
Lysosomes
_____________ acts as a cell’s “bones and muscles” by providing an internal framework that determines cell shape, supports other organelles, and provides the machinery for intracellular transport and various types of cellular movements.
Cytoskeleton
Peroxisome
Cell membrane
Flagellum
A ____________ is a long, whip-like structure that helps some single celled organisms move.
flagellum
cillia
microvilli
centriole
This cell carries oxygen in the blood:
Fibroblast
Erythrocyte
Epithelial cell
Smooth muscle cell
Red blood cells are also called:
erythrocytes
fibroblasts
epithelial cells
oocytes
In active transport processes, substances are transported across the membrane without any energy input from the cell.
true
false
In passive diffusion, substances move across the cell membrane from an area of low concentration to high concentration.
true
false
Another term for "cell drinking"
pinocytosis
phagocytosis
endocytosis
exocytosis
What is the growth phase of cell division called where the genetic material is duplicated?
interphase
anaphase
telophase
metaphase
During which phase of mitosis do the chromosomes line up at the equator?
metaphase
anaphase
telophase
prophase
________ RNA molecules guide amino acids to the ribosome.
transfer
messenger
ribosomal
chemical
Which of the following is NOT one of the four primary tissue types?
nervous
connective
epithelial
keratinous
Would you feel comfortable completing the anatomy exam without notes?
Yes
No
Not sure
What is the major role of nervous tissue in the body?
control
covering
support
movement
Cardiac muscle is found only in the:
heart wall
stomach wall
intestinal wall
none of the above
