1 STUDY GUIDE 2026 BIO201L LAB PRACTICAL
SESSIONS WITH ANSWERS GRADED A+
◉ An organelle is. Answer: a small structure within a cell
◉ A cell is. Answer: the basic structural unit of living organisms
◉ What technique creates a three-dimensional dynamic image of
blood vessels?. Answer: digital subtraction angiography
◉ The delivery of a radioactive compound to the body to study the
metabolism of tissues is called. Answer: PET
◉ A tissue is a. Answer: group of cells with similar structure and
function
◉ What branch of physiology would study the effects of sunbathing
on the skin?. Answer: organ physiology
◉ Microscopic examination of a frozen tissue specimen is an
application of which of the following disciplines?. Answer: histology
,◉ There are more microbial cells than human cells in your body and
the health of this microbiota clearly influences human well-being.
How many microbes are there?.. Answer: For every cell in your body,
there are ten microbial cells
◉ The study of the body's organization by areas is. Answer: regional
anatomy
◉ Medial means. Answer: toward the middle or midline of the body
◉ This is a sagittal section through the abdominopelvic cavity. What
structures does "E" represent?. Answer: retroperitoneal organs
◉ Which of the following systems carries necessary compounds like
oxygen and nutrients throughout the body?. Answer: cardiovascular
◉ The thumb is ___ to the fifth digit (little finger).. Answer: lateral
◉ In reference to the body tempaerature in living organisms, the set
point can be defined as the. Answer: ideal normal value
◉ The sural region is the. Answer: calf
,◉ The visceral pleura is. Answer: the serous membrane that covers
the lungs
◉ The cervical region is the. Answer: neck
◉ Imagine the following scenario:
Blood pressure decreases below normal levels.→ Blood flow to the
heart decreases → Heart is unable to pump as much blood.→ Blood
pressure decreases even more.
This is an example of _____ feedback.. Answer: positive
◉ The popliteal region is the. Answer: hollow behind the knee
◉ Cations and anions that dissociate in water are sometimes called.
Answer: electrolytes, because they can conduct an electrical current
◉ An atom has an atomic number of 19 and a mass number of 39.
This atom will have. Answer: 20 neutrons
◉ A neutral atom contains. Answer: the same number of electrons
and protons
, ◉ Subatomic particles located around the nucleus of an atom are.
Answer: electrons
◉ Which of the following is not a use of X-ray imaging?. Answer:
brain tumor progression
◉ In an x-ray film of the skeletal system, the dense tissue areas
appear ______ because they ______ the x-rays; and the less dense
tissues appear ______ because they ______ the x-rays.. Answer: light,
absorb; dark, do not absorb
◉ Sodium chloride is considered a(n). Answer: compound
◉ Which of the following factors will influence the rate of chemical
reactions?. Answer: All of these factors will influence the rate of
chemical reactions
◉ The four most abundant elements in the human body are. Answer:
carbon, hydrogen, oxygen, and nitrogen
◉ The three forms of matter are:. Answer: solids, liquids, and gases