A Patient Is Referred to Your Clinic with Weakness, Atrophy

question 25

Multiple Choice

A patient is referred to your clinic with weakness, atrophy (wasting) of muscle without involvement of the nervous system, and progressive disability and loss of strength. What is the likely diagnosis?

• A) muscular dystrophy
• B) myasthenia gravis
• C) spina bifida
• D) tetraparesis

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Definitions:

Preprophase Band

In plant cells, a dense array of microtubules just inside of the plasma membrane that appears just prior to mitosis and determines the plane in which the cell will divide.

Mitosis

Mitosis is a cell division process that results in two genetically identical daughter cells from a single parent cell, crucial for growth and tissue repair.

Cell Division

The process by which a parent cell divides into two or more daughter cells, allowing for growth and the replacement of worn-out cells.

Dermal Tissue System

A complex of tissues in plants that forms the outer protective covering, performing functions such as protection, water regulation, and gas exchange.