What is the purpose of the paranasal sinuses that connect with the nasal cavity?
A. Reduce the weight of the skull
B. Resonance chambers for speech
C. Gas exchange
D. Both reduce the weight of the skull and resonance chambers for speech.
Answer: D
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Briefly describe the octet rule
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Antigens determining blood type are carried on the surface of _______.
Fill in the blank(s) with the appropriate word(s).
The myenteric plexus is associated with this tunic of the alimentary canal
A) serosa B) submucosa C) mucosa D) muscularis externa
The only direct connection between the pectoral girdle and the axial skeleton is where the
A) clavicle articulates with the humerus. B) clavicle articulates with the manubrium of the sternum. C) coxal bones articulate with the femur. D) vertebral column articulates with the sacrum. E) clavicle articulates with the xiphoid process.