Answer the following statements true (T) or false (F)
1. The vermiform appendix is an accessory structure of the digestive system.
2. The submucosa layer of the digestive tract is composed of epithelial tissue.
3. The muscularis layer of the digestive tract is responsible for peristalsis.
4. The mucosa and the serosa are the innermost and outermost layers of the digestive tract respectively.
5. The soft palate and the frenulum are on the roof of the mouth and keep food from going into the nasal cavity when a person swallows.
1. TRUE
2. FALSE
3. TRUE
4. TRUE
5. FALSE
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A plank position is part of a yoga/Pilates workout. The person supports the body on the
floor in a prone position with the arms and feet supporting the body. It is a little like the "up" position of a push-up, held for 30 to 60 seconds. Contraction of the abdominal muscles in a plank is most likely A) isometric. B) isotonic. C) eccentric. D) concentric.
Endocrine glands
A. lack ducts and secrete their products onto the skin surface. B. possess short ducts and secrete their products directly onto the skin surface. C. secrete mucus directly into a body cavity. D. possess ducts to secrete their products into the bloodstream or into interstitial fluid. E. lack ducts and secrete their products into the bloodstream or into interstitial fluid.
Ionic bonds break apart in water more easily than covalent bonds do
Indicate whether the statement is true or false
Evolutionary adaptations related to movement have had a significant impact on the size of the semicircular canals
Indicate whether the statement is true or false