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WorksheetsEMR CH 5 Intro to Pathophysiology
Total questions: 35
Worksheet time: 18mins
The study of how disease processes affect the function of the body is called:
biology
anatomy
pathophysiology
hematology
The most basic unit of the human body is the:
atom
cell
organ
neuron
The outer, protective layer of the cell that allows for the movement of water and other substances into & out of the cell is called the:
mitochondria
ribosomes
nucleus
cell membrane
During normal metabolism, the cell converts _____ into energy to power its normal functions.
oxygen
glycogen
glucose
cytoplasm
During ______ metabolism, there is an adequate supply of oxygen for the creation of energy in the human body.
chronic
aerobic
anaerobic
anemic
During anaerobic metabolism, there is a lack of ____ which causes much less energy to be created and more toxic byproducts.
cell nucleus
glucose
carbon dioxide
oxygen
One of the byproducts of normal metabolism, that gets removed by exhaling (breathing out) is:
oxygen
carbon dioxide
energy
air
Why is anaerobic metabolism unhealthy for the human body?
the byproducts are carbon dioxide and water, which are dangerous
it affects the fluid balance of the cells and cell membranes stop working
the byproducts include lactic acid which can cause a toxic environment for the cells
it produces heat and carbon monoxide which is dangerous to the cell
Water is necessary for life. How is it introduced into the body?
during mitosis and the creation of cells in the womb
by drinking fluids
by absorption through the skin
by breathing it in from the environment
The abnormal decrease (reduction) in the total amount of water/fluid in the body is called:
dehydration
sweating
diarrhea
vomiting
Edema is most appropriately defined as
an electrolyte imbalance
dehydration
swelling
hypoglycemia
The air we breathe in (ambient room air) from the room/outside has approximately ______ oxygen.
100%
50%
21%
11%
All of the followings are causes of an upper respiratory obstruction EXCEPT:
loss of control of the muscles of the tongue and soft tissues in the mouth
trauma or burns
foreign body obstruction
bronchoconstriction
The primary muscle of breathing is
intercostal muscles in between ribs
sternocleidomastoid, in the neck
diaphragm, separating abdomen from chest
abdominal muscles
Fluids within the body is found in each of the following areas except:
outside the cells
inside the cells
inside the lungs
inside the vessels
A breathing rate that is too slow will result in an excess buildup of ____ in the blood.
oxygen
carbon dioxide
water
cytoplasm
Which of the following would be a predicatble response of the body to hypoperfusion (shock)?
decreased (lower) respiratory rate
increased (faster) respiratory rate
vasodilation (vessels get wider in diameter)
pupil constriction
How much tidal volume stays in the body between an adult's mouth and alveoli as dead air space?
50%
21 mL
150 mL
21%
Breathing is controlled by an area in the _____ called the ______.
brain, medulla oblongata
heart, aorta
brain, cerebellum
heart, inferior vena cava
A toddler is assessed by an EMR and is suspected of experiencing hypoperfusion (shock) because his capillary refill time is delayed. What is this most likely caused by?
vasodilation (vessels get larger)
cold room temperature
medicine he has been taking
vasoconstriction (vessels get smaller)
When the regular delivery of oxygen and nutrients to the cell is disrupted, the patient is in a state of:
hypoperfusion (shock)
pneumothorax
stroke
hypotension
The smallest vessel that carries deoxygenated blood is called a(n):
artery
arteriole
vein
venule
Stimulation of the sympathetic nervous system will result in all of the following EXCEPT:
increased heart rate
increased respiratory rate
constriction of vessels
decreased heart rate
When the diaphragm contracts and the chest expands (during breathing), the pressure inside the chest:
stays the same
decreases and air rushes in
increases and air rushes in
decreases and air rushes out
All cells require a constant supply of glucose, ____, & oxygen.
water
glycogen
cytoplasm
blood
Anaerobic metabolism in a cell produces a toxic acid in the body as it tries to create energy without oxygen, called:
glycogen
acetic acid
lactic acid
sodium hydroxide
Bleeding inside the chest that causes a lung to collapse away from the chest wall is called:
pneumothorax
hemorrhage
pulmonary edema
hemothorax
The tiny blood vessels that allow substances to move in and out of the blood stream, like oxygen and carbon dioxide, are called:
aortas
bronchioles
veins
capillaries
The volume of blood that is ejected from the left ventricle with each contraction is known as:
cardiac output
stroke volume
respiratory volume
minute output
What effect does "bradycardia" have on cardiac output?
no change in output
decreases cardiac output because the rate is too slow
increases cardiac output because the rate is too fast
decreases cardiac output because the rate is too fast
What is another term for "high blood pressure?"
bradycardia
tachycardia
hypertension
hypotension
The "fight-or-flight" response is the result of the:
parasympathetic nervous system
central nervous system
peripheral nervous system
sympathetic nervous system
The body trying to fix or correct itself when something goes wrong is called:
compensation
fight-or-flight
hypertension
perfusion
Children compensate for shock differently than adults. Which one of the following is the most considered indicator of shock in a pediatric patient?
vomitting
tachycardia
warm skin
poor capillary refill
If you trace the path of blood flow to & through the heart, where does the unoxygenated blood enter the heart on its path to lungs for oxygen?
top right side (atrium)
bottom right side (ventricle)
top left side (atrium)
bottom left side (ventricles)
