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− | |linkpage =Reproductive System - Anatomy & Physiology
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− | |linktext =Reproductive System
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− | |maplink = Reproductive System (Content Map) - Anatomy & Physiology
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− | |sublink1=Reproductive Behaviour - Pre-copulatory Behaviour - Anatomy & Physiology
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− | |subtext1=PRE-COPULATORY BEHAVIOUR
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| == Introduction == | | == Introduction == |
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| * When sexual receptivity of the female is established and sufficient arousal is accomplished in the male, erection and protrusion of the penis ensue. | | * When sexual receptivity of the female is established and sufficient arousal is accomplished in the male, erection and protrusion of the penis ensue. |
| * Successful penile erection requires a complex series of neural and vasomotor reactions. | | * Successful penile erection requires a complex series of neural and vasomotor reactions. |
− | * Erection of the penis is necessary for copulation and deposition of [[Copulation_-Sperm_in_the_Female_Tract_- Anatomy & Physiology|semen in the female reproductive tract]]. | + | * Erection of the penis is necessary for copulation and deposition of [[Sperm in the Female Tract - Anatomy & Physiology|semen in the female reproductive tract]]. |
| * Erection is characterized by a marked increase in rigidity of the penis. | | * Erection is characterized by a marked increase in rigidity of the penis. |
| * Increased rigidity is the result of increase in arterial inflow of blood compared to venous outflow. | | * Increased rigidity is the result of increase in arterial inflow of blood compared to venous outflow. |
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| * Blood trapped within the penis causing an erection. | | * Blood trapped within the penis causing an erection. |
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− | [[Category:Reproductive System]] | + | [[Category:Reproductive Behaviour]] |
| + | [[Category:Bullet Points]] |