Which of the following layers of the GI tract contains skeletal muscle?
a) Muscularis
b) Mucosa
c) Serosa
d) Submucosa
a
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The heart is located in all the following except the _____.
a. mediastinum. b. ventral cavity. c. cranial cavity. d. thoracic cavity.
The ventral respiratory group sends impulses through an integrating center in the spinal cord, and then to the intercostal nerves, which stimulate contraction of the diaphragm.
Answer the following statement true (T) or false (F)
Which of the following is a special characteristic of the respiratory membrane structure that facilitates gas diffusion?
A. the merging of the basement membranes of the alveoli and capillary B. the presence of alveolar pores C. the presence of surfactant D. the presence of type I and type II alveolar cells
Speech language pathologists work with patients who have difficulty swallowing. Name the muscles that initiate swallowing and push food into the esophagus, and describe their actions
What will be an ideal response?