Antigens that can provoke an immune response include ________
A) polysaccharides
B) foreign proteins, polysaccharides, and small molecules, called haptens that link to our own body proteins
C) small molecules, called haptens that link to our own body proteins
D) foreign proteins
Answer: B
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Most vertebrate have two lines of defense
Indicate whether the statement is true or false
Answer the following statements true (T) or false (F)
1) The ethmoid bone is a light spongy bone that forms much of the inner structure of the nose and attaches to the falx cerebri. 2) The temporal bone contains the foramen magnum and forms part of the wall of the jugular foramen. 3) The structures that supports the head on the vertebral column are the occipital condyles. 4) The opening that permits sounds to reach the middle ear cavity is called the internal acoustic meatus. 5) The sacrum is actually the result of five fused sacral vertebrae.
Which of the following statements concerning the maxilla is false?
A. The maxilla forms the upper jaw. B. The maxilla forms part of the orbit. C. The maxilla contains a large sinus. D. The maxilla articulates with the mastoid process. E. The maxilla forms part of the hard palate.
The energy equivalent of O2 is:
a. 4.8 kcal of energy liberated per liter of O2 consumed b. 4.8 kcal of energy liberated per liter of CO2 expired c. 5.8 kcal of energy liberated per liter of O2 consumed d. 5.8 kcal of energy liberated per liter of CO2 expired e. 6.8 kcal of energy liberated per liter of CO2 expired