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Review Test Submission: Module 05 Midterm Exam

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Review Test Submission: Module 05 Midterm Exam

 

Course MA279/BSC2347 Human Anatomy and Physiology II – Online – 2018 Summer Quarter
Test Module 05 Midterm Exam
Started 8/1/18
Submitted 8/1/18
Status Completed
Attempt Score 48 out of 50 points
Time Elapsed 20 minutes out of 1 hour and 15 minutes
Results Displayed All Answers, Submitted Answers, Correct Answers, Feedback, Incorrectly Answered Questions
  • Question 1

1 out of 1 points

Which of the following is true of cellular immunity?
Selected Answer:  

Cytotoxic T cells are produced
Answers: B lymphocytes are involved
Antibodies are produced
 

Cytotoxic T cells are produced
Only occurs in the lymph nodes of the body
  • Question 2

1 out of 1 points

Which factor will NOT directly affect stroke volume?
Selected Answer:  

Respiration rate
Answers:  

Respiration rate
Strength of cardiac muscle contraction
High blood pressure
Amount of blood the ventricles fill up with
  • Question 3

1 out of 1 points

The thoracic and pulmonary volumes both have the ability to increase.
Selected Answer:  True
Answers:  True
False
  • Question 4

0 out of 1 points

Only arteries undergo vasoconstriction and vasodilation.
Selected Answer:  True
Answers: True
 False
  • Question 5

1 out of 1 points

Stroke volume is the measure of:
Selected Answer:  

The amount of blood that is ejected from a ventricle with each contraction.
Answers: The amount of blood that fills up a ventricle prior to contraction.
 

The amount of blood that is ejected from a ventricle with each contraction.
The amount of blood that is ejected from a ventricle in one minute.
The amount of blood that fills up an atrium prior to contraction.
  • Question 6

1 out of 1 points

Which of the following is true of thrombocytopenia?
Selected Answer:  

It can lead to abnormal long bleeding times.
Answers:  

It can lead to abnormal long bleeding times.
It results in an increase within the hemostasis process.
Commonly is caused by a lack of iron in the body.
It is only a concern in older individuals.
  • Question 7

1 out of 1 points

What statement is true of capillaries?
Selected Answer:  

They allow for nutrient and gas exchange within the body
Answers: They are found only in selected areas of the body
 

They allow for nutrient and gas exchange within the body
They have very a thick layer of smooth muscle surrounding them.
They carry oxygenated blood out to the body
  • Question 8

1 out of 1 points

Which of the following is true of polycythemia?
Selected Answer:  

It can be caused by cancer of the bone marrow.
Answers: It is a condition where there are too few erythrocytes.
 

It can be caused by cancer of the bone marrow.
More commonly seen in females.
It is a condition where there are too many leukocytes.
  • Question 9

1 out of 1 points

Coagulation is the final step in the hemostasis process.
Selected Answer:  True
Answers:  True
False
  • Question 10

1 out of 1 points

Antibodies are specific to one type of epitope.
Selected Answer:  True
Answers:  True
False
  • Question 11

1 out of 1 points

The right atrium:
Selected Answer:  

Receives blood from the body circuit
Answers: Pumps blood to the pulmonary circuit
Pumps blood to the body circuit
Receives blood from the pulmonary circuit
 

Receives blood from the body circuit
  • Question 12

1 out of 1 points

Which of the following is a role of the nasal cavity?
Selected Answer:  

Filter and clean incoming air
Answers: Gas exchange
 

Filter and clean incoming air
Dry and warm incoming air
Concentrate the oxygen of incoming air
  • Question 13

1 out of 1 points

Which portion of the EKG wave pertains to the atria undergoing depolarization?
Selected Answer:  

P wave
Answers:  

P wave
QRS complex
T wave
S wave
  • Question 14

1 out of 1 points

The exposure rate of a pathogen determines the effectiveness of innate defenses.
Selected Answer:  False
Answers: True
 False
  • Question 15

1 out of 1 points

Which type of humoral immunity is generated when an individual receives an infection from another person?
Selected Answer:  

Active natural humoral immunity
Answers:  

Active natural humoral immunity
Passive natural humoral immunity
Active acquired humoral immunity
Passive acquired humoral immunity
  • Question 16

1 out of 1 points

The pulmonary arteries contain deoxygenated blood.
Selected Answer:  True
Answers:  True
False
  • Question 17

1 out of 1 points

Humoral immunity involves the production of antibodies that will attack any bacteria or virus.
Selected Answer:  False
Answers: True
 False
  • Question 18

1 out of 1 points

Which type of plasma protein plays a role within maintaining plasma osmotic pressure, blood pressure and is the most numerous?
Selected Answer:  

Albumin
Answers: Globins
 

Albumin
Fibrinogen
Elastin
  • Question 19

1 out of 1 points

The primary role of the smooth surrounding the bronchi is to provide structural support.
Selected Answer:  False
Answers: True
 False
  • Question 20

1 out of 1 points

The trachealis muscle is located on the posterior aspect of the trachea, facing the esophagus.
Selected Answer:  True
Answers:  True
False
  • Question 21

1 out of 1 points

What is true of gas exchange within the lungs?
Selected Answer:  

Occurs at the type I alveolar cells
Answers: Occurs in the bronchioles and alveolar sacs
 

Occurs at the type I alveolar cells
Occurs at the type II alveolar cells
It can occur all along the respiratory tree.
  • Question 22

1 out of 1 points

Which of the following is true of the pleura of the lungs?
Selected Answer:  

The pleural cavity allows the lungs to expand and contract without friction.
Answers: They are solely responsible for facilitating ventilation.
It is composed of four layers.
 

The pleural cavity allows the lungs to expand and contract without friction.
The pleura covers the internal surfaces of the lungs too.
  • Question 23

1 out of 1 points

Increased heart rate will increase the overall cardiac output.
Selected Answer:  True
Answers:  True
False
  • Question 24

1 out of 1 points

Which of the following is true of veins?
Selected Answer:  

They start forming after blood travels through a capillary bed
Answers: They contain two-way valves
The vena cava is the smallest vein in the body
They typically carry oxygenated blood
 

They start forming after blood travels through a capillary bed
  • Question 25

1 out of 1 points

Which portion of the cardiac conduction system controls the rate at which the heart contracts?
Selected Answer:  

SA node
Answers: AV node
 

SA node
Purkinje fibers
Myocaridum
  • Question 26

1 out of 1 points

The pharynx assists in moistening and humidifying inhaled air?
Selected Answer:  False
Answers: True
 False
  • Question 27

1 out of 1 points

Which statement about the lungs and bronchi is true?
Selected Answer:  

The left lung has 2 lobes.
Answers: The right lung has 4 lobes.
 

The left lung has 2 lobes.
The right secondary bronchi has two branches.
The left secondary bronchi has three branches.
  • Question 28

1 out of 1 points

The left ventricle:
Selected Answer:  

Pumps blood to the body circuit
Answers: Pumps blood to the pulmonary circuit
 

Pumps blood to the body circuit
Receives blood from the pulmonary circuit
Receives blood from the body circuit
  • Question 29

1 out of 1 points

Which of the following is true of the hemostasis process?
Selected Answer:  

Fibrin is an insoluble protein thread that will cross link to the platelets together.
Answers: Hemoglobin activates fibrinogen to fibrin.
 

Fibrin is an insoluble protein thread that will cross link to the platelets together.
Vitamin C is needed for the hemostasis process to be complete.
Only the intrinisic pathway will convert prothrombin to the active form of thrombin.
  • Question 30

1 out of 1 points

Which of the following is true regarding the larynx?
Selected Answer:  

The vestibular folds assist in closing the glottis to prevent food and water entering the trachea.
Answers:  

The vestibular folds assist in closing the glottis to prevent food and water entering the trachea.
The vocal folds (cords) allow food and water to flow through them when open.
The epiglottis controls when food and water can enter the trachea.
The larynx is located inferior to the trachea.
  • Question 31

1 out of 1 points

Anemia is classified and defined as the body being iron deficient.
Selected Answer:  False
Answers: True
 False
  • Question 32

1 out of 1 points

What is secreted by the alveoli cells that prevent the lungs from collapsing between each breath by reducing surface tension?
Selected Answer:  

Surfactant
Answers:  

Surfactant
Mucous
Pulmonary fluid
Water
  • Question 33

1 out of 1 points

The bronchial tree allows for passage of air and gasses to reach the alveolar sacs where gas exchange occurs.
Selected Answer:  True
Answers:  True
False
  • Question 34

1 out of 1 points

Arterioles are the smallest form of an artery and is where gas exchange occurs.
Selected Answer:  False
Answers: True
 False
  • Question 35

1 out of 1 points

Which portion of the EKG wave pertains ventricles contracting during the cardiac cycle?
Selected Answer:  

QRS complex
Answers: P wave
 

QRS complex
T wave
S wave
  • Question 36

1 out of 1 points

Which of the following is NOT a benefit to the inflammatory process?
Selected Answer:  

Initiates the production of T-cytotoxic cells
Answers: It helps prevent the spread of pathogens.
It helps initiate the repair process.
Acts as an alarm for the adaptive immune system
 

Initiates the production of T-cytotoxic cells
  • Question 37

1 out of 1 points

Which of the following is the most numerous type of leukocyte?
Selected Answer:  

Neutrophil
Answers:  

Neutrophil
Basophil
Eosinophil
Lymphocyte
  • Question 38

1 out of 1 points

Which of the following choices is the correct pathway of the cardiac conduction system?
Selected Answer:  

SA node – AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers
Answers:  

SA node – AV node – Bundle of His – Right/Left bundle branches – Purkinje fibers
AV node –  Bundle of His – Right/Left bundle branches – Purkinje fibers
SA node – AV node – Bundle of His – Purkinje fibers – Right/Left bundle branches
Bundle of His – AV node – SA node – Purkinje fibers – Right/Left bundle branches
  • Question 39

1 out of 1 points

Which of the following is true of the intercalated discs?
Selected Answer:  

They allow cardiac muscle cells to share nutrients and electrical impulses.
Answers: There are found in smooth muscle and cardiac muscle.
They are found only in the SA node cells.
 

They allow cardiac muscle cells to share nutrients and electrical impulses.
They are the contractile filaments of the cardiac muscle cells.
  • Question 40

1 out of 1 points

Type O blood is the universal recipient blood type.
Selected Answer:  False
Answers: True
 False
  • Question 41

1 out of 1 points

Which anatomical structure ensures the heart valves only open and close in one direction?
Selected Answer:  

Chordae tendinae
Answers: Cusps
Trabeculae carneae
 

Chordae tendinae
Epicardium
  • Question 42

1 out of 1 points

T Helper cells are involved in cellular and humoral immunity activation.
Selected Answer:  True
Answers:  True
False
  • Question 43

1 out of 1 points

Which of the following is true of the trachea?
Selected Answer:  

Its lumen is lined with cilia.
Answers: It has over 30 supportive cartilage rings.
 

Its lumen is lined with cilia.
The respiratory cilia within the lumen move the mucus downward, toward the lungs.
The trachea is posterior to the esophagus.
  • Question 44

1 out of 1 points

Cardiac output is the amount of blood ejected from both ventricles with each contraction.
Selected Answer:  False
Answers: True
 False
  • Question 45

1 out of 1 points

For inspiration to occur, intrapulmonary pressure must be higher than atmospheric pressure?
Selected Answer:  False
Answers: True
 False
  • Question 46

1 out of 1 points

For expiration to occur, the intrapulmonary pressure has to:
Selected Answer:  

Increase compared to atmospheric air pressure
Answers:  

Increase compared to atmospheric air pressure
Decrease compared to atmospheric air pressure
  • Question 47

1 out of 1 points

An abnormal clot formation within a blood vessel is referred to as:
Selected Answer:  

Thrombi
Answers: Emboli
 

Thrombi
Hemostasis
Sclerosis
  • Question 48

1 out of 1 points

Which of the following is true regarding the heart valves?
Selected Answer:  

The Lub sound of the heart is produced when the AV valves close.
c. The right AV valve has only two cusps.
Answers: The heart contains 5 heart valves.
The left AV valve is also called the pulmonary valve.
 

The Lub sound of the heart is produced when the AV valves close.
c. The right AV valve has only two cusps.
  • Question 49

0 out of 1 points

As the inspiratory muscles contract, the thoracic volume increases leading to an increase of pulmonary volume, which increases the intrapulmonary pressure.
Selected Answer:  True
Answers: True
 False
  • Question 50

1 out of 1 points

Oxygen and carbon dioxide gas exchange in the lungs occurs due to:
Selected Answer:  

Diffusion
Answers: Active transport
 

Diffusion
Osmosis
Facilitated transport

 

 
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