The muscularis layer of the alimentary canal contain which of the following?


Answer: Circular and longitude layers

Anatomy & Physiology

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The absolute refractory period of an excitable membrane roughly corresponds to the period when sodium channels are opening and inactivated.

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

Anatomy & Physiology

Which of the following muscles inserts on the head of the fibula?

A.   Gluteus maximus B.   Tensor fasciae latae C.   Semimembranosus D.   Semitendinosus E.   Biceps femoris

Anatomy & Physiology

Which statement about CO2 is incorrect?

A) Its concentration in the blood is decreased by hyperventilation. B) Its accumulation in the blood is associated with a decrease in pH. C) More CO2 dissolves in the blood plasma than is carried in the RBCs. D) CO2 concentrations are greater in venous blood than arterial blood.

Anatomy & Physiology

Which of the following is an essential fatty acid?

A. lecithin B. linoleic acid C. stearic acid D. butyric acid E. hydrochloric acid

Anatomy & Physiology