The inferior esophageal sphincter is also known as the
A. cardiac sphincter.
B. esophageal hiatus.
C. pharyngoesophageal sphincter.
D. pharyngealgastric sphincter.
E. pyloric sphincter.
Answer: A
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As you climb a tree, you pull your thigh sideways (spreading your legs apart) to rest your foot on a nearby branch. This thigh movement is adduction.
Answer the following statement true (T) or false (F)
During development a cleft palate forms when which bones fail to meet along the midline of the hard palate?
A) temporal B) maxillae C) zygomatic D) sphenoid E) ethmoid
An infant born with a gestational age of 254 days would be considered ________.
A. premature B. postmature C. immature D. normal maturity E. None of the choices are correct.
Synovial fluid
A. is a double layer of tissue that endorses a joint B. is a layer of tissue that is continuous with the periosteum C. provides a smooth surface where bones meet D. lines the joint everywhere except over articular cartilage E. is a thin lubricating film covering the surface of a joint