CD4 binds to
A. TCR?
B. TCR?
C. MHC class I
D. MHC class II
E. CD8
D
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Which of the following statements regarding blood types is FALSE?
A) Type A blood makes antibodies against Type B blood. B) Type O blood does not make antibodies. C) Type B blood makes antibodies against Type A blood. D) Type AB blood does not make antibodies.
In humans, sleeping and waking follow a _______ cycle.
a. REM b. paradoxical c. suprachiasmatic d. circadian
The external oblique abdominal muscle inserts on the ________.
A. cartilage of the 5th, 6th, and 7th ribs and the xiphoid process B. borders of the lower eight ribs at the side of the chest dovetailing with the serratus anterior C. costal cartilage of the 8th, 9th, and 10th ribs and the linea alba D. anterior half of crest of ilium, inguinal ligament, crest of pubis, and fascia of rectus abdominis at the lower front
Which of the following conditions has no known cause and is characterized by extreme fatigue and painful, aching joints and muscles?
A) Raynaud's syndrome B) Parkinson's disease C) Fibromyalgia D) Lupus