Which of the following parts of the nephron has two limbs with thick segments and thin segments?

A. proximal convoluted tubule
B. nephron loop
C. distal convoluted tubule
`D. collecting system


Ans: B. nephron loop

Anatomy & Physiology

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The dens (odontoid process) is a feature of which of the following bones?

A. Occipital bone B. Mandible C. First cervical vertebra D. Second cervical vertebra E. Temporal bone

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a muscle is described as having an indirect attachment if which of the following statements is true?

a) the muscle tissue emerges directly from the bone b) the muscle ends in a tendon, and the tendon attaches to the bone c) the muscle attaches to soft tissue (such as skin) instead of bone d) the muscle fibers are attached to the bone by short collagen fibers

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A. Troponin B. Myosin C. Tropomyosin D. Actin

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