If a Muscle Crosses the Metacarpophalangeal and Interphalangeal Joints of Fingers

question 3

Multiple Choice

If a muscle crosses the metacarpophalangeal and interphalangeal joints of fingers two through five on the palmar (anterior) side with a vertical orientation to its fibers,what will its action most likely be?

• A)flexion of the fingers at these joints
• B)extension of the fingers at these joints
• C)abduction of the fingers at these joints
• D)adduction of the fingers at these joints

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Definitions:

Peroxisomes

Small organelles found in virtually all eukaryotic cells, involved in the catabolism of very long chain fatty acids, amino acids, and the detoxification of hydrogen peroxide.

Detoxification Activities

Biological processes by which the body breaks down and eliminates toxins and harmful substances, often involving the liver.

Intracellular Digestive

A process where digestion of materials occurs within the cytoplasm of a cell, typically involving lysosomes.

Lysosome

Lysosomes are membrane-bound organelles found in animal cells that use enzymes to breakdown waste materials and cellular debris.