Which of these is a first-class lever?
A. The humeroulnar joint
B. The knee joint
C. The talocrural joint
D. Any metacarpophalangeal joint
E. The atlanto-occipital joint
Answer: E
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Where is the mature ovarian follicle?
a) A b) B c) C d) F e) H
Which of the following does not belong in the same immunity class as the others?
A. Inflammation B. Antibodies C. Macrophages D. Interferon and the complement system E. Natural killer cells
During the act of defecation the coccyx is deflected posteriorly. What muscle is responsible for pulling the coccyx anteriorly after defecation?
A. Iliococcygeus B. Coccygeus C. Puborectalis D. Pubococcygeus E. External anal sphincter
The spaces between podocytes are:
a. called filtration slits b. in the visceral layer of Bowman's capsule c. covered with basement membrane d. all of the above