Cough

Question 1

Why do we cough?

Answer 1

To expel mucous

Question 2

Afferent fibers travel to the cough center via the ___ nerve

Answer 2

vagus

Question 3

Afferent fibers synapse at the cough center where?

Answer 3

Nucleus of the solitary tract in the brainstem

Question 4

Contraction of expiratory muscles cause (positive/negative) intrathoracic pressure

Answer 4

positive

Question 5

What are the duration of coughs?

Answer 5

1. Acute <3 wks
2. Sub-acute 3-8wks
3. Chronic >8wks

Question 6

What are the types of coughs?

Answer 6

1. Dry (nonproductive)

2. Chesty (wet sounding and productive)

Question 7

What are some exclusions?

Answer 7

1. Lasts >7days
2. Thick secretions
3. <4 yrs old

Question 8

What are some non-drug measures for coughing?

Answer 8

1. Non-medicated lozenges
2. Humidifiers
3. NS nasal solution
4. Adequate hydration

Question 9

Who cant use antitussives?

Answer 9

<2 yrs old

Question 10

(T/F) Codeine could be sold as a non-rx drug (behind the counter)

Answer 10

True, just not in Texas

Question 11

MOA of Codeine (cough)

Answer 11

1. Acts on brainstem

2. Increases threshold for cough

Question 12

What are the side effects for all the RX for cough?

Answer 12

N/V

Question 13

Which RX has become abused in the last 15 yrs?

Answer 13

Dextromethorphan

Question 14

Diphenhydramine is a (first/second) generation anti-histamine

Answer 14

first

Question 15

(T/F) A first gen anti-histamine is a muscarinic receptor antagonist that will dry secretions

Answer 15

True

Question 16

Chlophedianol is a (first/second) generation antihistamine

Answer 16

first

Question 17

(T/F) The efficacy of camphor and menthol ointments, lozenges and inhalation is good

Answer 17

False, Unclear if benefit is due to placebo effect

Question 18

(T/F) Codeine is an antitussive

Answer 18

True

Question 19

(T/F) Codeine is a protussive

Answer 19

False

Question 20

(T/F) Chlophendianol is a protussive

Answer 20

False

Question 21

(T/F) Guaifenesin is an antitussive

Answer 21

False

Question 22

(T/F) Dextromethorphan is an antitussive

Answer 22

True

Question 23

(T/F) Diphenhydramine is an antitussive

Answer 23

True

Question 24

(T/F) Guaifenesin is usually not recommended

Answer 24

True