15 Questions
What hormone dominates the luteal phase of the menstrual cycle?
Progesterone
Which hormone induces ovulation?
Luteinizing hormone (LH)
What is the main function of estrogen in the menstrual cycle?
Endometrial building
What is amenorrhea?
Absence of menstrual cycles due to hormonal disruption or ovarian problem
What causes necrosis and menstruation in the menstrual cycle?
Withdrawal of hormonal support of the endometrium
What is the main purpose of the segmentation contractions in the small intestine?
To mix the chyme with small intestine secretions
How do segmentation contractions affect the small intestine?
They cause localized concentric contractions
What is the effect of stretching the intestinal wall in the small intestine?
It initiates mixing contractions
How do mixing contractions differ from propulsive contractions in the small intestine?
Mixing contractions divide the intestine into segments, while propulsive contractions propel chyme forward
What is the main function of segmentation contractions in the small intestine?
To promote progressive mixing of food with intestinal secretions
How do mixing contractions differ from propulsive contractions in the small intestine?
Mixing contractions promote localized concentric contractions, while propulsive contractions propel chyme forward
What is the primary function of slow wave electrical activity in the small intestine?
To facilitate mixing and propulsion of chyme
What is the primary role of slow wave electrical activity in the small intestine?
To regulate the frequency of propulsive contractions
What effect does stretching of the intestinal wall have in the small intestine?
It triggers localized concentric contractions
Which process divides the small intestine into spaced segments that appear like a chain of sausages?
Segmentation contractions
Test your knowledge of the physiological anatomy and processes of the female sexual organs with this quiz. Explore topics such as the menstrual cycle, follicular and luteal phases, hormonal fluctuations, and the process of fertilization.
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