Physiology Review Questions 6
The study of science is broad and wonderful, allowing us to gain an understanding about the universe and its many facets, from space and the make-up of our environments to the topic we’ll be discussing today – physiology! This biological study is what allows us to know more about our bodies, their various parts, and the functions carried out by them so that we can keep going. What do you do about it?
- 1.
Which of the following is incorrect?
- A.
Arteries carry blood under higher pressure than blood found in veins or capillaries.
- B.
Veins carry blood to the body tissues
- C.
Exchange of water and solutes between the blood and the cells occurs in the capillaries
- D.
Veins store excess blood
- E.
All of the above
Correct Answer
B. Veins carry blood to the body tissues -
- 2.
Which of the following blood vessles transports oxygenated blood from the lungs to the heart?
- A.
Pulmonary artery
- B.
Aorta
- C.
Cartotid artery
- D.
Pulmonary vein
- E.
Iliac vein
Correct Answer
D. Pulmonary vein -
- 3.
Blood puming from the right ventricleis ________and enters the________.
- A.
Oxygenated, pulmonary vein
- B.
Deoxygenated, aorta
- C.
Oxygentaed, pulmonary trunk
- D.
Deoxygenated, coronary vein
- E.
Deoxygenated, pulmonary trunk
Correct Answer
E. Deoxygenated, pulmonary trunk -
- 4.
Heart sounds results from:
- A.
The expansion and elastic recoil of arteries
- B.
Closing of heart valves
- C.
Contraction of the ventricles
- D.
The flow of the blood through the arteries
- E.
The flow of the blood as it enters the heart
Correct Answer
B. Closing of heart valves -
- 5.
Given the following componenets of teh cariac conduction cycle, which of the following best describes the movement of the stimulus that causes a heart contraction; A. atrioventricular bundle, B. sinotrial nod, C.atria D. artrioventricular node E. Purkinje fibers F. ventricles
- A.
BCDAEF
- B.
BDACEF
- C.
DAEFBC
- D.
ADEBCF
- E.
BCDFAE
Correct Answer
A. BCDAEF -
- 6.
An electrocardiogram is used to
- A.
Measure the amount of blood leaving the heart with each contraction
- B.
Measure the electrical activity of the heart
- C.
Listen to heart sounds
- D.
Correct heart mumur
- E.
Initiate agina pectoris
Correct Answer
B. Measure the electrical activity of the heart -
- 7.
A patient was diagnosed with hypertension. This condition could result in all of teh following except:
- A.
Heart failure
- B.
Hardened scarred arteries
- C.
Kidney damage
- D.
Low blood pressure
- E.
Greater resistance to blood flow in the blood vessles
Correct Answer
D. Low blood pressure -
- 8.
Which of the following is true regarded baroreceptors?
- A.
Regulates blood pressure
- B.
Are located in the right atrium
- C.
Respond to high blood pressure by causing an increase in the heart contraction
- D.
Respond to low blood pressure by causing vasodilation of the arterioles
- E.
Send nerve impulses directly to heart
Correct Answer
A. Regulates blood pressure -
- 9.
Which of the following would result in a decrease in cardiac output?
- A.
Increased heart rate
- B.
Decreased stroke volume
- C.
Exercise
- D.
Strong emotions
- E.
Activation of the sympathetic nerous system
Correct Answer
B. Decreased stroke volume -
- 10.
All arteries in the body contain oxygen rich blood except:
- A.
The aorta
- B.
The pulmonary artery
- C.
The renal artery
- D.
The coronary artery
Correct Answer
B. The pulmonary artery -
- 11.
The lub or the first heart sound is produced by closing of
- A.
The aortic semilunar valve
- B.
The pulmonary semilunar valve
- C.
The tricuspid valve
- D.
The bicuspid valve
- E.
Both AV valves
Correct Answer
E. Both AV valves -
- 12.
The QRS wave of an ECG is produced by
- A.
Depolarization of the atria
- B.
Repolarization of the atria
- C.
Depolarization of the ventricles
- D.
Repolarization of the ventricles
Correct Answer
C. Depolarization of the ventricles -
- 13.
The cell that normally have the fastest rate of spontaneous depolarization are located in the:
- A.
SA Nodes
- B.
Av node
- C.
The bundle of His
- D.
The Purkinje fibers
Correct Answer
A. SA Nodes -
- 14.
The production and conduction of action potentials in the heart produce a recordable tracing of the electrical activity of the heart called
- A.
EMG
- B.
Depolarization
- C.
Heart scan
- D.
EKG
Correct Answer
D. EKG -
- 15.
During the phase of isovolumetric relaxation of the ventricles, the pressure in the ventricles is
- A.
Rising
- B.
Falling
- C.
First rising then falling
- D.
Constant
Correct Answer
B. Falling -
- 16.
According to the Frank Starling law the strength of ventriular contraction is
- A.
Directly proportional to the end diastolic volume
- B.
Inversely proportional to the end diastolic volume
- C.
Independent of the end diastolic volume
- D.
Related to the stimulation of the sympathetic nerves
Correct Answer
A. Directly proportional to the end diastolic volume -
- 17.
In the absence of compensations the stroke volume will increase when:
- A.
Blood volume increases
- B.
Venous return increases
- C.
Contractility increases
- D.
Arterial blood pressure increases
Correct Answer
A. Blood volume increases -
- 18.
The pulse pressure is a measure
- A.
The number of heartbeats per minute
- B.
The sum of the diastolic and systolic pressure
- C.
The difference between the sustolic and distolic pressure
- D.
The difference between the arterial and venous pressure
Correct Answer
C. The difference between the sustolic and distolic pressure -
- 19.
The first heart sound is produced at
- A.
The beginning of systole
- B.
The end of systole
- C.
The beginning of diastole
- D.
The end of disastole
Correct Answer
A. The beginning of systole -
- 20.
The volume of blood pumped per minte by the left ventricle is
- A.
Greater than the volume pumped by the right ventricle
- B.
Less than the volume pumped by the right ventricle
- C.
The same as the volume pumped by the right ventricle
- D.
Either less of greater than the volume pumped by the right ventricle
Correct Answer
C. The same as the volume pumped by the right ventricle -
- 21.
During isovolumertic ventricular relaxation
- A.
The left ventricular pressure exceeds aortic pressure
- B.
Atrial pressure is less than ventricular pressure
- C.
Ventricular pressure is increasing
- D.
The atrioventricular valves are open
Correct Answer
B. Atrial pressure is less than ventricular pressure -
- 22.
Ventricular depolarization
- A.
Occurs prior to atrial depolarization
- B.
Appears as the T wave on a ECG
- C.
The same as the volume pumped by the right ventricle
- D.
Occurs right after atrial depolarization
Correct Answer
D. Occurs right after atrial depolarization -
- 23.
Cardiac output would be increased by
- A.
Sympathetic antagonists
- B.
Parasympathetic agonists
- C.
Negative inotropic agents
- D.
Positive chronotropic agents
Correct Answer
A. Sympathetic antagonists -
- 24.
The ejection fraction is
- A.
Normally above 60% at rest
- B.
The ratio of end diastolic volume to end of systolic volume
- C.
Increased by parasympathetic agonists
- D.
Increased by parasympathetic agonist
- E.
Decreased by sympathetic agonists
Correct Answer
A. Normally above 60% at rest -
- 25.
In response to increased ventricular filling
- A.
Total peripheral resistance increases
- B.
Sympathetic nerves release norepinephrine
- C.
Mycardial cell stretch
- D.
Myocardial contractility
Correct Answer
C. Mycardial cell stretch -
- 26.
Venous return is increased by all of the following except:
- A.
Exhalation
- B.
The skeletal muscle pump
- C.
Hypertension
- D.
Sympathetic stimulation of veins
Correct Answer
A. Exhalation -
- 27.
Edema would be induced by all of the following except:
- A.
Hypertension
- B.
Protein malnutrition
- C.
Lymphatic blockage
- D.
Hyperthyroidism
Correct Answer
D. Hyperthyroidism -
- 28.
Coronary bypass surgery is performed
- A.
To limit myocardial ischemia
- B.
To increase blood pressure
- C.
In response to an aneurysm
- D.
In response to hypertension
Correct Answer
A. To limit myocardial ischemia -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Jun 17, 2011Quiz Created by
Xanthippie
- Bacteria Quizzes
- Bio Quizzes
- Biological Evolution Quizzes
- Biology Exam Quizzes
- Biology Test Quizzes
- Cell Quizzes
- Cell Biology Quizzes
- Chapters Of Biology Quizzes
- Classical Conditioning Quizzes
- Conservation Biology Quizzes
- Enzyme Quizzes
- Fungi Quizzes
- General Biology Quizzes
- Genetics Quizzes
- Immunology Quizzes
- Macromolecule Quizzes
- Marine Biology Quizzes
- Microbiology Quizzes
- Mitosis And Meiosis Quizzes
- Molecular Biology Quizzes
- Parasitology Quizzes
- Prokaryote Quizzes
- Protist And Fungi Quizzes
- Protozoa Quizzes
- Respiratory Quizzes
- Spine Quizzes
- Stem Cell Quizzes
- Taxonomy Quizzes
- Traits Quizzes
- Ultimate Biology Quizzes
- Virus Quizzes
- Zoology Quizzes
Back to top