This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In an allergic reaction, the chemicals that are responsible for dilating blood vessels, increasing ... (Read 36 times)

asd123

  • Hero Member
  • *****
  • Posts: 557
on: Jul 12, 2018
In an allergic reaction, the chemicals that are responsible for dilating blood vessels, increasing mucous secretion, and swelling of tissues are
 
  A) histamines.
  B) antigens.
  C) antibodies.
  D) hormones.

Question 2

Which of the following is NOT a method of HIV transmission?
 
  A) Sharing contaminated needles
  B) Exchange of body fluids
  C) Mother-to-child
  D) Using a contaminated toilet seat


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bigcheese9

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 12, 2018
Answer to Question 1

A

Answer to Question 2

D


asd123

  • Member
  • Posts: 557
Reply 2 on: Jul 12, 2018
Thanks for the timely response, appreciate it

helenmarkerine

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Bonding Partners and Energy May Change in a Chemical Reaction Bonding Partners and Energy May Change in a Chemical Reaction
The patient is undergoing an allergy skin test by receiving subdermal inoculations of allergens. Inf The patient is undergoing an allergy skin test by receiving subdermal inoculations of allergens. Inf
Intranasal Corticosteroids and Miscellaneous Drugs for Allergic Rhinitis Intranasal Corticosteroids and Miscellaneous Drugs for Allergic Rhinitis
Adult Blood Pressure Guidelines Adult Blood Pressure Guidelines
Hormones Regulate Blood Glucose Hormones Regulate Blood Glucose
What is the value of the equilibrium constant, K, at 25°C for the reaction? What is the value of the equilibrium constant, K, at 25°C for the reaction?
Video: Structures that affect circulation - arterioles and vasomotor responses

For a complete list of videos, visit our video library