Which of the following is not an anatomical cavity in the body?
A. Inguinal
B. Dorsal
C. Thoracic
D. Abdominal
Answer: A
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The shapes and the thickness of the walls of the right ventricle compared to the left are ________
A) different: R ventricle is egg-shaped (round in cross section) with thinner walls B) different: L ventricle is egg-shaped (round in cross section) with thicker walls C) identical D) different: L ventricle is pocket-shaped (crescent in cross section) with thicker walls
Which bone does not belong to the appendicular skeleton?
A. Femur B. Sacrum C. Calcaneus D. Clavicle E. Ulna
The first event in expiration is
A. inter-alveolar pressure increases. B. air is squeezed out of the lungs. C. elastic tissues of the lungs, thoracic cage, and abdominal organs recoil. D. the diaphragm and external intercostal respiratory muscles relax.
The internal os connects the uterine cavity to the
A) ovary. B) uterine tube. C) vagina. D) urethra. E) cervical canal.