The response by which leukocytes engulf, digest, and destroy pathogens is called:
a. Hemocytosis
b. Leukocytosis
c. Macrocytosis
d. Phagocytosis
Ans: d. Phagocytosis
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If a motor neuron in the body were stimulated by an electrode placed about midpoint along the length of the axon ________.
A) the impulse would move to the axon terminal only B) muscle contraction would occur C) the impulse would spread bidirectionally D) the impulse would move to the axon terminal only, and the muscle contraction would occur
People with myasthenia gravis have a deficiency of
A) acetylcholine receptors B) titin molecules. C) troponin molecules. D) sarcomeres.
The condition of over-hydration, hypotonicity, and cellular swelling resulting from excess free H2O retention is known as __________
Fill in the blank(s) with correct word
Those ribs that attach directly to the sternum are referred to as ________ ribs.
A. floating B. vertebral C. false D. vertebrochondral E. true