The outermost layer of the digestive tract is the:

a. serosa
b. muscularis
c. submucosa
d. mucosa


a. serosa

Anatomy & Physiology

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In human reproduction, once conception and successful implantation have occurred,

A) CG secreted by the placenta simulates the activity of LH. B) The corpus luteum continues progesterone and estrogen secretion for the first trimester. C) The placenta eventually assumes the production of progesterone and estrogen. D) All of the above

Anatomy & Physiology

Lymph is filtered through what?

(a) lymph ducts (b) lymph vessels (c) spleen (d) lymph nodes

Anatomy & Physiology

________ occurs several days prior to menstruation.

A. Ectopic pregnancy B. Abruptio placentae C. Postpartum depression D. Premenstrual syndrome

Anatomy & Physiology

Which structure is often referred to as the "Adam's apple"?

A. Vocal cords B. Epiglottis C. Thyroid cartilage D. Thyroid gland E. Cricoid cartilage

Anatomy & Physiology