Which of the following bones is located in the pectoral girdle?
A) humerus
B) sternum
C) ulna
D) scapula
D
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This type of membrane lines a body cavity that does NOT open directly to the outside.
a. Cutaneous b. Serous c. Mucous d. Basement e. Connective.
Jose is brought to the emergency room complaining of a burning sensation in his chest, increased salivation, and difficulty in swallowing. He is having difficulty breathing and feels the presence of a "lump in his throat
" The diagnosis is gastroesophageal reflux disease. Explain. What will be an ideal response
The AV valve that is located on the same side of the heart as the origin of the aorta is the
A. pulmonary semilunar valve. B. bicuspid or mitral valve. C. aortic semilunar valve. D. coronary sinus valve. E. tricuspid valve.
A receptor that has a membrane that contains many mechanically regulated ion channels would be a
A) Thermoreceptor. B) Tactile receptor. C) Light receptor. D) Chemoreceptor E) Nociceptor.