A feature of the digestive tract wall that increases surface area available for absorption is the
A) transitional cells.
B) circular folds.
C) elastic cells.
D) rugae.
E) muscularis mucosa.
B
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The corpus luteum produces the hormone ________________________________________
Fill in the blank(s) with correct word
A connection involving stimulation of the nerve supply to one muscle and simultaneous inhibition of the nerves to its antagonistic muscle is known as reciprocal innervation
a. True b. False Indicate whether the statement is true or false
Answer the following statements true (T) or false (F)
1. The terms energy level and electron orbital are interchangeable. 2. Elements are pure substances. 3. The terms molecule and compound are interchangeable. 4. A formula of a compound tells you the number and types of elements that make up that compound. 5. The elements sodium, oxygen, hydrogen, and nitrogen make up 96% of the human body.
The primary function of the uterus is to ________.
A) protect the ovaries B) synthesize female hormones C) regulate the ovarian and menstrual cycles D) receive, retain, and nourish a fertilized ovum