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Compare and contrast the number of openings, or orifices, and their functions in the pelvic girdle of male and female mammals (does not mean give definitions ; give what they have in common and how they are different)

Compare and contrast the number of openings, or orifices, and their functions in the pelvic girdle of male and female mammals (does not mean give definitions ; give what they have in common and how they are different)

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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**Title: Comparative Analysis of Pelvic Orifices in Male and Female Mammals** **Introduction** Explore the similarities and differences in the number and function of openings, or orifices, in the pelvic girdles of male and female mammals. This discussion will highlight both commonalities and distinctions. **Common Features** 1. **Urethral Orifice**: Both male and female mammals have a urethral opening, which serves as a channel for urine excretion from the body. 2. **Anal Orifice**: Another shared feature is the anal opening, crucial for eliminating solid waste. **Differences** 1. **Reproductive Orifices**: - **Females**: Typically possess a distinct vaginal opening, essential for reproductive activities, including mating and birthing. - **Males**: Do not have a vaginal opening. Instead, the urethral orifice is multifunctional, involved in both excretory and reproductive processes. 2. **Multiplicity of Orifices**: - In females, there are usually three distinct external openings (urethral, vaginal, and anal), whereas males generally have two (urethral and anal) due to the overlap in function of the urethral opening. By examining these features, we can gain a comprehensive understanding of the anatomical and functional distinctions within the mammalian pelvic structure.
Transcribed Image Text:**Title: Comparative Analysis of Pelvic Orifices in Male and Female Mammals** **Introduction** Explore the similarities and differences in the number and function of openings, or orifices, in the pelvic girdles of male and female mammals. This discussion will highlight both commonalities and distinctions. **Common Features** 1. **Urethral Orifice**: Both male and female mammals have a urethral opening, which serves as a channel for urine excretion from the body. 2. **Anal Orifice**: Another shared feature is the anal opening, crucial for eliminating solid waste. **Differences** 1. **Reproductive Orifices**: - **Females**: Typically possess a distinct vaginal opening, essential for reproductive activities, including mating and birthing. - **Males**: Do not have a vaginal opening. Instead, the urethral orifice is multifunctional, involved in both excretory and reproductive processes. 2. **Multiplicity of Orifices**: - In females, there are usually three distinct external openings (urethral, vaginal, and anal), whereas males generally have two (urethral and anal) due to the overlap in function of the urethral opening. By examining these features, we can gain a comprehensive understanding of the anatomical and functional distinctions within the mammalian pelvic structure.
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