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Ch. 10 The Muscular System
Hoehn - Marieb Human Anatomy & Physiology, 12th edition
Hoehn, Haynes, Abbott12th EditionMarieb Human Anatomy & PhysiologyISBN: 9780138242732Non è quello che usi tu?Cambia libro di testo
Capitolo 10, Problema 12

Which criterion (or criteria) is/are used in naming the gluteus medius?
a. Relative size
b. Muscle location
c. Muscle shape
d. Action
e. Number of origins

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1
Understand that muscles are often named based on specific criteria such as size, location, shape, action, or number of origins.
Identify the meaning of the term 'gluteus medius': 'gluteus' refers to the buttock region, indicating the muscle's location.
Recognize that 'medius' means 'middle,' which describes the muscle's relative size or position compared to other muscles in the same group (e.g., gluteus maximus and gluteus minimus).
Evaluate each option: 'Relative size' fits because 'medius' indicates a middle size; 'Muscle location' fits because 'gluteus' refers to the buttock area.
Conclude that the naming of the gluteus medius involves both muscle location and relative size criteria.

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Muscle Naming Criteria

Muscle names are often derived from specific criteria such as size, shape, location, action, or number of origins. Understanding these criteria helps in identifying why a muscle is named a certain way, reflecting its characteristics or function.
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Muscle Naming

Relative Size in Muscle Naming

Relative size refers to terms like 'maximus' (largest), 'medius' (middle), and 'minimus' (smallest) used to distinguish muscles of different sizes within the same group. The term 'medius' in gluteus medius indicates it is the middle-sized muscle among the gluteal muscles.
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Muscle Naming

Muscle Location

Muscle location describes where a muscle is found in the body, often indicated by anatomical landmarks or regions. The term 'gluteus' refers to the buttock region, indicating the muscle's position on the body.
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Sensory Receptor Classification by Location