Regulation of arterial pressure can be mediated by a reflex mechanism utilizing a pressure receptor called a ______, located in the ____
a. chemoreceptor; carotid sinus
b. baroreceptor; heart
c. baroreceptor; carotid sinus
d. chemoreceptor; skeletal muscles
e. baroreceptor; skeletal muscles
C
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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.
An example of a synchondrosis is the articulation of the
A) ribs with the sternum. B) radius and the ulna. C) femur with the acetabulum. D) atlas and the axis. E) navicular bone with the cuniform bones.
Looking at a slide of axillary skin under the microscope, you notice the presence of ________ glands that are absent on slides of the scalp.
A. merocrine B. apocrine C. perspiration D. ceruminous E. sebaceous
The most inferior portion of the heart is called the:
A. base. B. apex. C. volar. D. dorsum.