Why is regional infection or inflammation of the skin usually very painful?


Inflammation of the skin is painful because sensory receptors are abundant in the skin. Changes associated with swelling stimulate the sensory receptors, resulting in a painful sensation.

Anatomy & Physiology

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The consideration of anatomical structures large enough to be viewed by the naked eye is called ________ anatomy.

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

Anatomy & Physiology

The heart is located _________.

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

Anatomy & Physiology

A(n) ________ removes hydrogen ions and a(n) ________ releases hydrogen ions

A) acid; base B) base; acid C) compound; element D) element; compound E) molecule; acid

Anatomy & Physiology

B cells divide and differentiate into _________, which produce and secrete antibodies

A) megakaryocytes B) plasma cells C) antibodies D) T cells

Anatomy & Physiology