Font size
WorksheetsDirections, Cells, Tissues and Chemistry
Total questions: 35
Worksheet time: 28mins
Match up each term with its definition:
Superior
Above
Inferior
Below
Medial
Closer to the midline
Lateral
Further away from the midline
Proximal
Closer to the point of attachment (joint)
DNA’s essential role in the cell is to:
Carry the genetic code
Pump hydrogen ions
Maintain blood pH
Break down toxins
The cytoskeleton primarily:
Stores glycogen
Drives antibody production
Provides internal support and shape
Packages secretions
Cilia on a cell’s surface are used for:
Increasing absorption area
Storing calcium ions
Movement of fluid or the cell surface
Packaging proteins
Microvilli are small projections that:
Propel mucus
Aid in absorption by increasing surface area
Drive cell division
Secrete hormones into blood
Centrioles are best associated with:
Digesting cellular debris
Organizing spindle fibers during cell division
Producing ATP
Storing DNA
Rapidly dividing cells are generally?
immature
fully differentiated
dead
senescent
Compared with DNA, RNA typically:
Is double-stranded and uses thymine
Is single-stranded and uses uracil
Contains deoxyribose sugar
Remains only in the nucleus
From simplest to most complex organization, the correct order is:
Organs → Systems → Tissues → Cells
Cells → Tissues → Organs → Systems
Tissues → Cells → Organs → Systems
Cells → Organs → Tissues → Systems
A tissue is best defined as a:
Single organ system
Group of similar cells performing a function
Single molecule
Group of organ systems
Which option is NOT one of the four basic tissue types?
Epithelial
Muscular
Connective
Circulatory
Epithelial tissue most commonly:
Forms glands and lines surfaces
Least affected by heat
Most sensitive to radiation injury
Unaffected by ionizing radiation
Cardiac muscle is characterized as:
Voluntary and striated
Involuntary and striated
Voluntary and smooth
Involuntary and smooth
Smooth muscle is typically located in:
The intestinal wall
The biceps brachii
The heart's ventricles
The patellar tendon
Anatomical Planes: Identify which body plane each letter corresponds to
Sagittal
B.
Transverse
C.
Coronal
A.
The cutaneous membrane refers to the:
Pleura
Skin
Peritoneum
Synovium
Among tissues, those most radiosensitive are:
Actively dividing tissues
Dense regular connective tissues
Mature neurons
Adipose tissues
Within an atom, the nucleus contains:
Electrons only
Protons and neutrons
Protons and electrons
Neutrons and electrons
An electron carries a net charge that is:
Positive
Neutral
Negative
Variable
A molecule is best defined as:
One atom of an element
Two or more atoms chemically bonded
A mixture of ions
A radioactive isotope
An ionic bond is formed when atoms:
Share electron pairs
Transfer electrons to make ions
Gain protons
Lose neutrons
A covalent bond occurs when atoms:
Transfer electrons completely
Share electrons
Exchange protons
Form only hydrogen bonds
An element can be described as a:
Pure substance of one type of atom
Mixture of compounds
Two or more elements bonded
Charged particle
A compound is defined as:
Two or more elements chemically combined
A physical blend only
A single type of atom
A colloid
A mixture is accurately described as:
A physical combination of substances
A chemically pure substance
A single element only
An ionic crystal lattice
Normal arterial blood pH stays closest to:
7.35
6.9
8.2
5.5
Electrolyte and pH balance is crucial because it:
Only affects skin tone
Has no effect on the body
Impacts heart rhythm, nerves, muscles, enzymes
Only aids digestion
The major element in the human body is
Hydrogen
Oxygen
Sodium
Chloride
Using the picture answer the following: What is A?
Atomic Mass
Atomic Number
The number of neutrons in the element
It doesn't mean anything
B is:
Atomic Mass
Atomic number
Number of Neutrons
It means nothing
Match these names to the labeled parts in the cell diagram.
A
Cell Membrane
B
Nucleus
C
Ribosome
D
Mitochondria
E
Cytoplasm
Match these names to the labeled parts in the cell diagram.
F
Golgi Body
G
Lysosome
H
Centriole
I
Nucleolus
J
Rough Endoplasmic Reticulum
Choose the figure that is in the correct anatomical position.
[Figure A]
[Figure B]
[Figure C]
[Figure D]
[Figure E]
Match the part to the number:
Left Lumbar
6
Right Upper Quadrant
10
Umbilical
5
Left Iliac
9
Right Hypochondriac
1
Match each cell component with its correct function
Lysosome
Digests waste materials
Cytoplasm
Jelly-like fluid that supports organelle
Mitochondria
Converts food into energy for the cell
Golgi Body
Modifies and packages proteins
Nucleus
Controls cell activities & contains DNA
