Temperature has no effect on the specific gravity of a urine sample.
Answer the following statement true (T) or false (F)
False
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The point where nerve pathways cross, resulting in the right half of the brain controlling the left half of the body and vice versa, is in the medulla oblongata.
Answer the following statement true (T) or false (F)
The range of motion as well as the direction of motion for the various regions of the spine differs. For example the lumbar spine is capable of flexion and extension but little rotational movement
While the thoracic spine rotates with little flexion or extension. This is due to variation in ________. A) the orientation of the superior and inferior articular facets B) the composition of the intervertebral disks C) the arrangement of muscular attachment to the spinous processes D) the thickness of the intervertebral disc
Regarding the oxygen-hemoglobin dissociation curve which of the following is true
a. the greater the PO2 of the blood, the greater the dissociation of O2 from hemoglobin b. at normal resting systemic arterial PO2, hemoglobin is almost 100% saturated with oxygen c. at normal resting systematic venous PO2, only about 75% of the hemoglobin is in the form of deoxyhemoglobin d. more addtional oxygen binds to hemoglobin when going from a PO2 of 60 to 100 mmhg, than is added when going from a PO2 of 40 to 60 mmhg e. as PO2 increases, the saturation of hemoglobin with oxygen increases linearly.
The thickened area of the blastocyst from which the embryo develops is called the _______________
A. inner cell mass B. trophoblast C. blastocele D. morula E. zygote