Which of the following muscles adducts and medially rotates the thigh?
A. Piriformis
B. Sartorius
C. Gracilis
D. Adductor magnus
E. Rectus femoris
Answer: D
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Answer the following statements true (T) or false (F)
1. The wall of the stomach is unique wall because it contains two muscle layers rather than one. 2. When the stomach is empty, its lining lies in folds called chyme. 3. The body of the stomach is the enlarged portion of the stomach that is to the left and above where the esophagus opens into the stomach. 4. The pyloric sphincter regulates the movement of food from the stomach into the small intestine. 5. Plicae and villi increase the surface area of the inner wall of the small intestine.
Which brain nucleus serves as the body's "master clock"?
A) caudate nucleus B) basal nucleus C) suprachiasmatic nucleus D) lentiform nucleus
What accounts for 60 to 80 percent of the body's weight?
A) water B) carbon C) carbohydrates D) minerals
The ________ sometimes expels copious fluid similar to prostatic fluid, which constitutes the female ejaculate.
A. vaginal epithelium B. paraurethral glands C. vestibular bulb D. bulbourethral glands E. prostate