Refer to the Image Below

question 55

Multiple Choice

Refer to the image below.This magnified compression spot of a mammogram demonstrates the characteristic appearance of a

• A) simple cyst
• B) calcific adenoma
• C) fibrocystic lesion
• D) breast malignancy

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Definitions:

Sarcoplasmic Reticulum

A specialized type of smooth endoplasmic reticulum found in muscle cells, where it stores and releases calcium ions to trigger muscle contraction.

Myoglobin Content

The amount of myoglobin, a protein in muscle cells that binds oxygen, present within muscle tissues.

Treppe

A phenomenon where muscle contractions become more forceful with successive stimulations, without any change in the stimulation strength.

Calcium Availability

The extent to which calcium ions are present and accessible in the environment or body for biological processes.