The esophagus
A) always remains open.
B) is reinforced by cartilaginous structures.
C) is a hollow muscular tube that connects the pharynx to the stomach.
D) is under both voluntary and autonomic nervous control.
E) All of the answers are correct.
Correct Answer:
Verified
Q32: The tongue has many bumps called the
A)body.
B)papillae.
C)lingum.
D)frenulum.
E)septa.
Q33: Which of the following is the uppermost
Q34: The hardest substance in the body is
A)bone.
B)cementum.
C)dentine.
D)pulp.
E)enamel.
Q35: The surface of the teeth of the
Q36: The lining of the stomach
A)is composed of
Q38: The mouth opens into the
A)pharynx.
B)nasal cavity.
C)buccal cavity.
D)mouth
Q39: Damage to which nerve would make it
Q40: The _ surfaces of the first incisors
Q41: Which of the following blood vessels supplies
Q42: Structures that unite to form the common
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