The difficulty breathing in asthma can be explained by the release of ________.

A. antihistamine
B. nitric oxide
C. leukotrienes
D. All of the choices are correct.


Answer: C

Anatomy & Physiology

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The left and right coronary arteries travel within the

A. interatrial septum. B. interventricular septum. C. anterior interventricular sulcus. D. posterior interventricular sulcus. E. coronary sulcus.

Anatomy & Physiology

An atom with a positive or negative charge is known as a(n) ________

Fill in the blank with correct word.

Anatomy & Physiology

The glial cell with perivascular feet that wrap around capillaries in the CNS is the

A.  astrocyte. B.  ependymal cell. C.  neurolemmocyte. D.  microglial cell. E.  oligodendrocyte.

Anatomy & Physiology

Receiving a flu shot to help protect you from getting the flu would be an example of:

a. natural active immunity b. natural passive immunity c. artificial active immunity d. artificial passive immunity

Anatomy & Physiology