Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
Histamine is a body chemical that invokes... |
Red watery eyes, sneezing, hives, rash, and bronchial constriction |
|
|
What receptors mediate the contraction of smooth muscle of the bronchi and intestine? |
H1 receptors |
|
|
What receptors mediate the action of histamine on gastric secretion and cardiac acceleration? |
H2 receptors |
|
|
What is a state of heightened sensitivity as a result of exposure to a particular substance, called? |
An allergy |
|
|
What is a non-contagious itchy rash that often occurs in the creases of the arms, legs, and neck/ it can also cover the entire body and is often associated with allergies? |
Allergic dermatitis |
|
|
Antitussives are agents that... |
Suppress coughing |
|
|
Expectorant agents help to rid the lungs and Airway of... |
Mucus, when coughing |
|
|
Decongestants help promote ...? |
Drainage, improves nasal ventilation, and relieves the feeling of stuffiness. |
|
|
What are the six therapeutic uses of antihistamines |
Allergies and rashes, insomnia, relief of lesions or rash, edema and hay fever, control cough, alleviate vertigo, and alleviate the feeling of nausea and vomiting |
|
|
If H1 blockers block H1 histamine receptors than H2 blockers block what? |
H2 receptors |
|
|
What is the most common side effect that some histamines are actually prescribed for? |
Sedation or to induce sleep. |
