Heartworm preventative can be given at the following intervals:
a. hourly
b. monthly
c. six months
d. both b and c are correct
.D
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While jogging on a trail you come upon a child who fell off her bike and has severe facial lacerations that are bleeding profusely. In order to most effectively curtail the bleeding, you would put pressure on the:
A) horizontal ramus of the mandible just anterior to the attachment of the masseter. B) horizontal ramus of the mandible directly inferior to the angle of the mouth. C) infraorbital foramen. D) lateral aspect of mastoid process. E) coronoid process of the mandible.
The renin-angiotensin mechanism stimulates the release of which hormone?
A. ADH B. Aldosterone C. Norepinephrine D. ANP
Lack of vitamin D can cause rickets in children. Of the following, which is the most important lifestyle activity that promotes normal endogenous vitamin D production?
A. playing outside B. exercising at a gym C. eating green vegetables D. consuming highly unsaturated oils (e.g., olive oil) E. drinking fruit juices
Which is NOT true regarding antibodies?
A. They are secreted by plasma cells. B. They protect against viruses by binding to them and presenting them to phagocytes. C. They protect against viruses by binding to them and neutralizing them. D. They activate complement. E. They are the main mediators of the innate immune response.