During pregnancy, the hormone relaxin will increase the flexibility of the pubic symphysis and of ligaments of the pelvic bones that will allow expansion of the pelvic outlet during delivery of the baby
a. true
b. false
a. true
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The coronary band in equines is the same as the:
A) pastern band B) coffin band C) fetlock band D) coronet
Chorea is most likely to result from damage to the ________.
A. insula B. primary motor cortex C. premotor cortex D. caudate nucleus
A state of heat exhaustion is present when
A) body core temperature is very low. B) skeletal muscle spasms occur. C) sweating, fainting and hypovolemia occur. D) the cool-down process is too rapid.
How does the respiratory pump aid venous return?
A. Low pressure during inhalation draws blood toward the heart. B. Valves in arteries and veins are assisted by breathing movements. C. Exhaling and blowing out draws blood toward the tissues. D. Skeletal muscle contractions in the extremities pushes blood through veins.