What intestinal functions do the short reflexes control?
A) nutrient absorption
B) absorbed nutrients would be unable to pass into the hepatic portal system
C) closes sphincters
D) local peristalsis and segmentation movements
E) None of the answers are correct
D) local peristalsis and segmentation movements
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Which tract carries information about fine touch and limb position to the somatic sensory cortex?
A. Dorsal column tract B. Spinothalamic tract C. Spinocerebellar tract D. Ventral column tract
Describe the composition and functional roles of semen.
What will be an ideal response?
Answer the following statements true (T) or false (F)
1. Polycythemia can result from too little hemoglobin even if there is an adequate number of red blood cells. 2. Normally, about 55% of the blood volume is red blood cells. 3. If a test tube of blood is “spun down” in a centrifuge, the white blood cells and platelets form a layer called the buffy coat. 4. A person with polycythemia would have a red blood cell volume less than 45%. 5. A person with anemia might have a red blood cell volume as high as 65%.
If abdominal muscles are contracted while the vertebral column is fixed this will aid in
A. vomiting. B. childbirth. C. urination. D. defecation. E. All of these choices are correct.