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Histamine is secreted by:

1.	Mast cells	2.	Fibroblast
3.	Histiocytes	4.	Plasma cells

Subtopic: Allergies & Autoimmunity |

95%

Level 1: 80%+

AIPMT - 1998

Hints

During injury, mast cells secrete:
1. Histamine
2. Heparin
3. Prothrombin
4. Antibodies

Subtopic: Allergies & Autoimmunity |

77%

Level 2: 60%+

AIPMT - 1999

Hints

Mast cells of connective tissue contain:

1. Heparin and histamine

2. Heparin and calcitonin

3. Serotonin and melanin

4. Vasopressin and relaxin

Subtopic: Allergies & Autoimmunity |

93%

Level 1: 80%+

AIPMT - 2004

Hints