Which lymphatic organ is poorly developed at birth and develops postnatally when invaded by immunocompetent lymphocytes?

A. Bone marrow
B. Lymph node
C. Tonsil
D. Thymus
E. Spleen


Answer: E

Anatomy & Physiology

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The sympathetic division of the ANS has

A. norepinephrine as a transmitter substance. B. short preganglionic axons. C. long postganglionic axons. D. preganglionic neuron cell bodies in the T1?L2 regions of the spinal cord. E. All of the choices are correct.

Anatomy & Physiology

Which of the following is not monitored by the primary somatosensory cortex?

A. Tickle B. Pain C. Touch D. Heat E. Smell

Anatomy & Physiology

The common name for the nuchal crest is the __________

Fill in the blank(s) with correct word

Anatomy & Physiology

The above figure depicts which of the following bone-forming processes?

bone remodeling in response to changes in mechanical stress bone repair at a site of fracture endochondral ossification during bone formation and growth intramembranous ossification during embryonic development

Anatomy & Physiology