Capillary beds are composed of two types of blood vessels: ________ and ________.
A. arterioles; venules
B. a vascular shunt; true capillaries
C. tunica media; tunica externa
D. lumens; valves
Answer: B
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A) It forms the anterior roof of the mouth or bony palate. B) It forms the roof of the orbits. C) It supports a prominent partition that forms part of the nasal septum. D) It helps slow airflow in the nasal cavity. E) It acts like a bridge uniting the cranial and facial bones.
The part of the descending aorta that extends from the thorax to the diaphragm is the
A. ascending aorta. B. aortic arch. C. thoracic aorta. D. abdominal aorta.
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