Which of the following structures is not part of the lymphatic system?
a. thyroid
b. thymus
c. spleen
d. all of the above structures are part of the lymphatic system
a. thyroid
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The first event in expiration is
A. inter-alveolar pressure increases. B. air is squeezed out of the lungs. C. elastic tissues of the lungs, thoracic cage, and abdominal organs recoil. D. the diaphragm and external intercostal respiratory muscles relax.
Cerebrospinal fluid returns to the bloodstream by way of which structure(s)?
A. The central canal of the spinal cord B. The choroid plexuses of the brain C. The arachnoid granulations D. The cauda equina E. The pia mater
The ________ is located at the tip of the tail of the caudate nucleus
A) amygdaloid body B) thalamus C) lentiform nucleus D) globus pallidus E) putamen
Which gland is unique in that it is large in the fetus and infant, but is a small remnant in the elderly?
a) adrenal gland b) pancreas c) thymus d) thyroid gland