What part of the tooth bears the force and resists the friction of chewing?
A) crown
B) enamel
C) cementum
D) pulp
B
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The sacrum articulates with the ilium at a rough area of the ilium known as the auricular surface
Indicate whether this statement is true or false.
Which of the following selections correctly lists the sequence of events that occur during intramembranous ossification?
a) Ossification center develops > Calcification > Formation of trabeculae > Development of new periosteum.
b) Calcification > Ossification center develops > Formation of trabeculae > Development of new periosteum.
c) Ossification center develops > Formation of trabeculae > Calcification > Development of new periosteum.
d) Development of new periosteum > Ossification center develops > Calcification > Formation of trabeculae.
e) Ossification center develops > Calcification > Development of new periosteum > Formation of trabeculae.
Which of the following statements regarding the control of parturition is FALSE?
A. Coordinated uterine contractions cause the cervix to dilate. B. Oxytocin secretion is stimulated by cervical dilation. C. Stretching of the myometrium is one signal that begins uterine contractions. D. Oxytocin decreases the expression of myometrial estrogen receptors. E. Prostaglandins stimulate myometrial contractions.
Heat-releasing mechanisms include which of the following?
A) vasodilation and sweating B) sweating C) vasodilation D) vasoconstriction and sweating E) vasoconstriction