Question 1

Which portion of the brain controls the rhythmicity of respiration?

Accepted Answer

A)  cerebral cortex 
B)  medulla oblongata 
C)  cerebellum 
D)  pons 
A)  cerebral cortex 
B)  medulla oblongata 
C)  cerebellum 
D)  pons

Question 2

Where are the central chemoreceptors located?

Accepted Answer

A)  lateral and ventral portion of the pons 
B)  aortic arch and carotid bodies 
C)  lateral and ventral portion of the medulla oblongata. 
D)  lateral walls of cerebral cortex 
A)  lateral and ventral portion of the pons 
B)  aortic arch and carotid bodies 
C)  lateral and ventral portion of the medulla oblongata. 
D)  lateral walls of cerebral cortex

Question 3

What is the term for the C-fibers located near the alveolar capillaries?

Accepted Answer

A)  A-receptors 
B)  L receptors 
C)  J-receptors 
D)  D-receptors 
A)  A-receptors 
B)  L receptors 
C)  J-receptors 
D)  D-receptors

Question 4

What are the divisions of the pontine respiratory centers?

Accepted Answer

A)  VRG and apneustic center 
B)  DRG and apneustic center 
C)  PRG and apneustic center 
D)  PRG and proprioceptor center 
A)  VRG and apneustic center 
B)  DRG and apneustic center 
C)  PRG and apneustic center 
D)  PRG and proprioceptor center

Question 5

Which reflex or center allows conscious, voluntary control over breathing?

Accepted Answer

A)  hypothalamus 
B)  pons 
C)  cerebellum 
D)  cerebral cortex 
A)  hypothalamus 
B)  pons 
C)  cerebellum 
D)  cerebral cortex

Question 6

Which of the following can stimulate the J-receptors?
I. Alveolar inflammation
II. Pulmonary capillary edema
III. Pulmonary emboli
IV. Hypercapnia

Accepted Answer

A)  I and III only 
B)  I, II, and III only 
C)  I, II, II, and IV only 
D)  II and III only 
A)  I and III only 
B)  I, II, and III only 
C)  I, II, II, and IV only 
D)  II and III only

Question 7

Where are the peripheral chemoreceptors located?

Accepted Answer

A)  lateral walls of pons 
B)  lateral walls of medulla oblongata 
C)  femoral arteries and aortic arch 
D)  aortic arch and carotid arteries 
A)  lateral walls of pons 
B)  lateral walls of medulla oblongata 
C)  femoral arteries and aortic arch 
D)  aortic arch and carotid arteries

Question 8

Which of the following can stimulate the peripheral chemoreceptors?
I. Hypoperfusion
II. Increased temperature
III. Nicotine

Accepted Answer

A)  I only 
B)  I, II, and III 
C)  II only 
D)  I and III only 
A)  I only 
B)  I, II, and III 
C)  II only 
D)  I and III only

Question 9

Which nerve transmits afferent signals from the aortic bodies to the medulla?

Accepted Answer

A)  XI cranial nerve 
B)  phrenic 
C)  IX cranial nerve 
D)  X cranial nerve 
A)  XI cranial nerve 
B)  phrenic 
C)  IX cranial nerve 
D)  X cranial nerve

Question 10

What effect will a complete injury above C3-C5 have on a patient's spontaneous ventilation?

Accepted Answer

A)  complete diaphragmatic paralysis would result, and the patient would require mechanical ventilation 
B)  patient would require supplemental oxygen but would still be able to breathe spontaneously 
C)  ventilation would be unaffected since the respiratory centers are safely located in the brain 
D)  partial diaphragmatic paralysis would result and the patient would initially require mechanical ventilation 
A)  complete diaphragmatic paralysis would result, and the patient would require mechanical ventilation 
B)  patient would require supplemental oxygen but would still be able to breathe spontaneously 
C)  ventilation would be unaffected since the respiratory centers are safely located in the brain 
D)  partial diaphragmatic paralysis would result and the patient would initially require mechanical ventilation

Which portion of the brain controls the rhythmicity of respiration?

Where are the central chemoreceptors located?

What is the term for the C-fibers located near the alveolar capillaries?

What are the divisions of the pontine respiratory centers?

Which reflex or center allows conscious, voluntary control over breathing?

Which of the following can stimulate the J-receptors? I. Alveolar inflammation II. Pulmonary capillary edema III. Pulmonary emboli IV. Hypercapnia

Where are the peripheral chemoreceptors located?

Which of the following can stimulate the peripheral chemoreceptors? I. Hypoperfusion II. Increased temperature III. Nicotine

Which nerve transmits afferent signals from the aortic bodies to the medulla?

What effect will a complete injury above C3-C5 have on a patient's spontaneous ventilation?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Diffusion of Pulmonary Gases

The Anatomy and Physiology of the Circulatory System

Oxygen and Carbon Dioxide Transport

Acid-Base Balance and Regulation

Ventilation-Perfusion Relationships

Fetal Development and the Cardiopulmonary System

Aging and the Cardiopulmonary System

Electrophysiology of the Heart

The Standard 12-Ecg Lead System

Ecg Interpretation

Hemodynamic Measurements

Renal Failure and Its Effects on the Cardiopulmonary System

Sleep Physiology and Its Relationship to the Cardiopulmonary System

Exercise and Its Effects on the Cardiopulmonary System

High Altitude and Its Effects on the Cardiopulmonary System

High Pressure Environments and Their Effects on the Cardiopulmonary System

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Exam 9: Control of Ventilation

Which portion of the brain controls the rhythmicity of respiration?

Where are the central chemoreceptors located?

What is the term for the C-fibers located near the alveolar capillaries?

What are the divisions of the pontine respiratory centers?

Which reflex or center allows conscious, voluntary control over breathing?

Which of the following can stimulate the J-receptors? I. Alveolar inflammation II. Pulmonary capillary edema III. Pulmonary emboli IV. Hypercapnia

Where are the peripheral chemoreceptors located?

Which of the following can stimulate the peripheral chemoreceptors? I. Hypoperfusion II. Increased temperature III. Nicotine

Which nerve transmits afferent signals from the aortic bodies to the medulla?

What effect will a complete injury above C3-C5 have on a patient's spontaneous ventilation?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Diffusion of Pulmonary Gases

The Anatomy and Physiology of the Circulatory System

Oxygen and Carbon Dioxide Transport

Acid-Base Balance and Regulation

Ventilation-Perfusion Relationships

Fetal Development and the Cardiopulmonary System

Aging and the Cardiopulmonary System

Electrophysiology of the Heart

The Standard 12-Ecg Lead System

Ecg Interpretation

Hemodynamic Measurements

Renal Failure and Its Effects on the Cardiopulmonary System

Sleep Physiology and Its Relationship to the Cardiopulmonary System

Exercise and Its Effects on the Cardiopulmonary System

High Altitude and Its Effects on the Cardiopulmonary System

High Pressure Environments and Their Effects on the Cardiopulmonary System

Filters