Which of the following statements is true about teeth?

A. The outer surface of enamel forms the crown of a tooth.
B. The primary component of teeth is dentin.
C. The root is covered by cementum.
D. All of the choices are correct.


Answer: D

Anatomy & Physiology

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Which of the following can be broken down chemically by amylase?

A) lactose B) glucose C) amylopectin D) sucrose

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Which of the following contributes to a catabolic state?

A. Decreased plasma glucagon concentration B. Increased plasma cortisol concentration C. Increased plasma insulin concentration D. Increased plasma androgen concentrations E. Hypothyroidism

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Recently Alex's family noticed that he is craving salt to the point where he uses it excessively on his food. He also has a need to consume strange substances such as clay and burnt match tips. What might be the cause of this strange behavior?

What will be an ideal response?

Anatomy & Physiology

Which region of the brain controls breathing?

A) Cerebrum B) Medulla oblongata C) Hypothalamus D) Occipital

Anatomy & Physiology