Histamine is able to ________.
A. act as a hormone that inhibits gastric secretion
B. act as a regulator in inflammation and allergies
C. act as a neurotransmitter in the brain to cause drowsiness
D. act as a neurotransmitter to cause skeletal muscle contraction
Answer: B
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Injection of an anesthetic agent into the infraorbital foramen would eliminate sensation from all of the following regions/structures except the:
A) hard palate. B) anterior maxillary teeth. C) upper lip. D) upper gum. E) philtrum.
Which of the following describe the general roles of the larynx, pharynx, and soft palate muscles? Select all that apply.
a. Control depth of breathing b. Speech production c. Mastication of food particles d. Directing food passage e. Swallowing
Which is TRUE about gastric motility?
A. The basic electrical rhythm of the gastric smooth muscle (three depolarizations per minute) is the same regardless of whether or not food is present. B. Gastric contractions are strongest in the fundus of the stomach. C. The force of contraction is decreased by gastrin and increased by enterogastrones. D. When a wave of excitation reaches the pyloric sphincter, action potentials become inhibitory and the sphincter opens wide to allow chyme to exit. E. The term "slow waves" refer to gastric contractions, while "pacemaker" refers to gastric action potentials.
The most palpable point of the femur at the hip is the greater ____________.
Fill in the blank(s) with the appropriate word(s).