The lower chambers of the heart are the

A) aortas.
B) ventricles.
C) atria.
D) arteries.


B

Health & Biomechanics

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Chemicals responsible for the dilation and increased permeability of blood vessels in allergic reactions are called

A. histamines. B. antigens. C. antibodies. D. lymphocytes.

Health & Biomechanics

A ________ is a hollow cavity within a cranial or facial bone

Fill in the blank(s) with correct word

Health & Biomechanics

Having children do a task involving placing body parts in certain positions is an example of teaching:

A. levels B. directions C. pathways D. extensions

Health & Biomechanics

Which term refers to constricting the pupil or to an agent that constricts the pupil?

A) lacrimal B) miotic C) intraocular D) chalazion

Health & Biomechanics