HONDROS BIO 117 EXAM 3 WITH VERIFIED
QUESTIONS AND ANSWERS|| GUARANTEED
PASS|| LATEST VERSION 2026
The right and left atria are known as ___________________ chambers -
ANSWER-Receiving
The smallest arteries we have in our body are called what? - ANSWER-
arterioles
Atrial depolarization occurs during what wave? - ANSWER-P Wave
____________________ is the heart rate multiplied by the stroke volume. -
ANSWER-Cardiac Output
What is the first line of defense in the regulation of pH? - ANSWER-Buffers
What is the second line of defense in the regulation of pH? - ANSWER-Lungs
What is the third line of defense in regulation of pH? - ANSWER-Kidneys
The acid-base imbalances in blood are called what? - ANSWER-Acidosis and
Alkalosis
What is the normal pH of blood? - ANSWER-7.35-7.45
,A decrease in plasma pH below 7.35 causes what? - ANSWER-Acidosis
A increase in plasma pH above 7.45 causes what? - ANSWER-Alkalosis
___________________ is caused by any condition that decreases the
effectiveness of the respiratory system or causes prolonged hypoventilation. -
ANSWER-Respiratory Acidosis
__________________ is a decrease in pH caused by non respiratory conditions,
such as uncontrolled diabetes mellitus, prolonged vomiting, kidney disease and
severe diarrhea. - ANSWER-Metabolic Acidosis
What are the three major sources of acid in the body? - ANSWER-Carbon
Dioxide, Lactic Acid, Ketoacids
What are the three ways the body regulates the pH of blood? - ANSWER-
Buffers, Lungs, Kidneys
________________ is generated when glucose is metabolized in the presence of
oxygen (O2) - ANSWER-Carbon Dioxide
________________ is generated when glucose is metabolized in the absence of
oxygen. - ANSWER-Lactic Acid
__________________ is generated when fatty acids are metabolized very
quickly. - ANSWER-Ketoacids
These substances can release H+ when pH is too high and absorb H+ when pH
is too low. - ANSWER-Buffers
,Phosphates, proteins, and bicarbonate are found in the bloodstream and act as
what to regulate pH? - ANSWER-Buffers
What happens to carbon dioxide levels in the blood when respiratory rate
decreases? - ANSWER-Carbon Dioxide increases
What happens to the pH of the blood of when Respiratory rate decreases? -
ANSWER-Decreases pH
What happens to the carbon dioxide levels in the blood of the respiratory rate
increases? - ANSWER-Carbon Dioxide decreases
What happens to the pH of blood if respiratory rate increases? - ANSWER-
Increases pH
The liver is located in the upper right Quadrant of the ________________
cavity - ANSWER-Abdominal
The liver has a special blood supply that connects to the GI Tract, it is called
what? - ANSWER-Hepatic portal system
The ________________ drains blood from all of the organs of digestion and
brings blood rich in digestive end-products back to the liver. - ANSWER-
Hepatic portal vein
The __________________ deliver oxygen-rich blood from the aorta to the liver
- ANSWER-Hepatic artery
The right and left ventricles are separated by what? - ANSWER-Septum
(interventricular septum)
, Blood flows from the arterioles into what? - ANSWER-Capillaries
Quivering of the heart - ANSWER-fibrillation
The blood in the systemic circuit travels to where? - ANSWER-The body
The impulse down the septum and around the ventricles in the Purkinje Fibers
would represent what type of wave? - ANSWER-QRS
Ventricular re-polarization occurs during what wave? - ANSWER-T Wave
Ventricular depolarization occurs during what wave? - ANSWER-QRS
Complex
The SA Node is also known as the hearts natural what? - ANSWER-Pacemaker
blood vessels that carry blood AWAY from the heart are called what -
ANSWER-Arteries
Vasocontriction would cause a ____________________ in blood pressure. -
ANSWER-Increase
Vasodilation would cause a ________________ in blood pressure. - ANSWER-
Decrease
vasodilation occurs in the ______________ and _________________. -
ANSWER-Arteries and Arterioles.
QUESTIONS AND ANSWERS|| GUARANTEED
PASS|| LATEST VERSION 2026
The right and left atria are known as ___________________ chambers -
ANSWER-Receiving
The smallest arteries we have in our body are called what? - ANSWER-
arterioles
Atrial depolarization occurs during what wave? - ANSWER-P Wave
____________________ is the heart rate multiplied by the stroke volume. -
ANSWER-Cardiac Output
What is the first line of defense in the regulation of pH? - ANSWER-Buffers
What is the second line of defense in the regulation of pH? - ANSWER-Lungs
What is the third line of defense in regulation of pH? - ANSWER-Kidneys
The acid-base imbalances in blood are called what? - ANSWER-Acidosis and
Alkalosis
What is the normal pH of blood? - ANSWER-7.35-7.45
,A decrease in plasma pH below 7.35 causes what? - ANSWER-Acidosis
A increase in plasma pH above 7.45 causes what? - ANSWER-Alkalosis
___________________ is caused by any condition that decreases the
effectiveness of the respiratory system or causes prolonged hypoventilation. -
ANSWER-Respiratory Acidosis
__________________ is a decrease in pH caused by non respiratory conditions,
such as uncontrolled diabetes mellitus, prolonged vomiting, kidney disease and
severe diarrhea. - ANSWER-Metabolic Acidosis
What are the three major sources of acid in the body? - ANSWER-Carbon
Dioxide, Lactic Acid, Ketoacids
What are the three ways the body regulates the pH of blood? - ANSWER-
Buffers, Lungs, Kidneys
________________ is generated when glucose is metabolized in the presence of
oxygen (O2) - ANSWER-Carbon Dioxide
________________ is generated when glucose is metabolized in the absence of
oxygen. - ANSWER-Lactic Acid
__________________ is generated when fatty acids are metabolized very
quickly. - ANSWER-Ketoacids
These substances can release H+ when pH is too high and absorb H+ when pH
is too low. - ANSWER-Buffers
,Phosphates, proteins, and bicarbonate are found in the bloodstream and act as
what to regulate pH? - ANSWER-Buffers
What happens to carbon dioxide levels in the blood when respiratory rate
decreases? - ANSWER-Carbon Dioxide increases
What happens to the pH of the blood of when Respiratory rate decreases? -
ANSWER-Decreases pH
What happens to the carbon dioxide levels in the blood of the respiratory rate
increases? - ANSWER-Carbon Dioxide decreases
What happens to the pH of blood if respiratory rate increases? - ANSWER-
Increases pH
The liver is located in the upper right Quadrant of the ________________
cavity - ANSWER-Abdominal
The liver has a special blood supply that connects to the GI Tract, it is called
what? - ANSWER-Hepatic portal system
The ________________ drains blood from all of the organs of digestion and
brings blood rich in digestive end-products back to the liver. - ANSWER-
Hepatic portal vein
The __________________ deliver oxygen-rich blood from the aorta to the liver
- ANSWER-Hepatic artery
The right and left ventricles are separated by what? - ANSWER-Septum
(interventricular septum)
, Blood flows from the arterioles into what? - ANSWER-Capillaries
Quivering of the heart - ANSWER-fibrillation
The blood in the systemic circuit travels to where? - ANSWER-The body
The impulse down the septum and around the ventricles in the Purkinje Fibers
would represent what type of wave? - ANSWER-QRS
Ventricular re-polarization occurs during what wave? - ANSWER-T Wave
Ventricular depolarization occurs during what wave? - ANSWER-QRS
Complex
The SA Node is also known as the hearts natural what? - ANSWER-Pacemaker
blood vessels that carry blood AWAY from the heart are called what -
ANSWER-Arteries
Vasocontriction would cause a ____________________ in blood pressure. -
ANSWER-Increase
Vasodilation would cause a ________________ in blood pressure. - ANSWER-
Decrease
vasodilation occurs in the ______________ and _________________. -
ANSWER-Arteries and Arterioles.
