When a local injury or infection damages or destroys connective tissues, the tissues may be replaced by the activities of fibroblasts or ________.

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


mesenchymal cells

Anatomy & Physiology

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What is the function of dendritic cells within lymph nodes?

A. They initiate replication of macrophages. B. They conduct signals between activated T-lymphocytes to accelerate the immune response. C. They collect antigens and present them to T-lymphocytes. D. They absorb fluid when infected, causing the lymph nodes to swell and become tender to the touch. E. They secrete lymphatic hormones to stimulate adjacent lymph nodes.

Anatomy & Physiology

Surgical removal of a well-defined portion of an organ is a:

A) sacculectomy B) lumpectomy C) lobectomy D) cystectomy

Anatomy & Physiology

Thin skin is defined by the thickness of the

A) dermis. B) epidermis. C) hypodermis. D) subcutaneous layer. E) integument as a whole.

Anatomy & Physiology

What type of neural coding is involved when a quiet sound induces the stimulation of low threshold neurons which in turn induce the stimulation of high threshold fibers?

A) recruitment B) tetanic C) posttetanic D) facilitation

Anatomy & Physiology