_________ forms the principal mass of the tooth and is much denser and stronger than bone.

A) Pulp
B) Dentin
C) Enamel
D) Gingiva


Ans: B) Dentin

Anatomy & Physiology

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The anterolateral abdominal wall is bounded by all of the following structures EXCEPT

(A) cartilages of the 7th through 10th ribs (B) linea alba (C) xiphoid process (D) inguinal ligament (E) pelvic bone

Anatomy & Physiology

Aldosterone secretion increases in the presence of high levels of _______ ion in blood plasma.

A) Sodium B) Magnesium C) Bicarbonate D) Potassium E) Chloride

Anatomy & Physiology

Acetylcholine (ACh) binds to both muscarinic and nicotinic receptors.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

The gastrocnemius muscle is most likely to be innervated by the _____ nerve

A. obturator B. common fibular (peroneal) C. tibial D. femoral E. median

Anatomy & Physiology