The ability of lymphocytes to recognize an antigen is called

A) activation.
B) presentation.
C) immunocompetence.
D) immunopotential.
E) None of the answers are correct.


C) immunocompetence.

Anatomy & Physiology

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The __________ nerve carries motor fibers for pupil constriction.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

The myocardium receives its blood supply from the coronary arteries.

a. true b. false

Anatomy & Physiology

An EPSP:

A. is a direct result of the opening of ligand-gated channels permeable to both Na+ and K+ ions. B. is a direct result of the opening of voltage-gated channels permeable to both Na+ and K+ ions. C. stabilizes the membrane to remain at its resting potential. D. opens voltage-gated Ca2+ channels in the presynaptic membrane. E. occurs when voltage-gated Cl- channels open in a postsynaptic cell membrane.

Anatomy & Physiology

Which center bears the primary responsibility for generating the respiratory rhythm, but is influenced by several other centers?

A. PRG B. DRG C. VRG D. SRG

Anatomy & Physiology