All but one of the following statements is true of uterine function. Select the statement that is not true of uterine function
A) The endometrium has a functional layer that the embryo will implant into.
B) Its rhythmic, reverse peristalsis can propel sperm toward the egg.
C) The narrow portion of the uterus near the cervix is the most typical site of fertilization.
D) The myometrium contracts to expel the fetus during child birth.
C
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The pharyngoesophageal sphincter is normally closed to prevent
a. air from entering the esophagus during breathing b. gastric contents from refluxing back into the esophagus c. vomiting d. esophageal secretions from leaking into the stomach e. food from entering the pharynx
The advantage of having polar bodies formed in oogenesis is
a. to produce four gametes, each with adequate amounts of nutrients b. to produce one functional gamete with maximal nutrient content c. to dispose of extra chromosomes d. both a and b e. both a and c
What are the attachments of the extensor digitorum longus?
a. Proximal anterior fibula to the dorsal surface of toes two through five b. Distal anterior fibula to the fifth metatarsal c. Proximal anterior tibia to the medial foot d. Middle anterior fibula to the dorsal surface of the big toe
Which category of childhood diseases is characterized by an event that disrupts the normal development of the child?
A. Developmental disorder B. Congenital disorder C. Infectious disease D. Genetic disorder