The ability to form concentrated urine depends on the functions of
A) the proximal convoluted tubule.
B) the distal convoluted tubule.
C) the collecting duct.
D) the nephron loop.
E) both the distal convoluted tubule and the collecting duct.
Answer: E
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After chewing food, you consciously decide to push the bolus to the back of your mouth into your pharynx with your tongue. What is this voluntary phase of swallowing called?
A) ingestion B) buccal phase of deglutition C) mastication D) pharyngeal-esophageal phase of deglutition E) segmentation
The atlas is one of the
A) cervical vertebrae. B) sacral vertebrae. C) thoracic vertebrae. D) lumbar vertebrae.
In humans, 20 autosomal chromosomes code for general human characteristics and for specific traits such as eye color
a. True b. False Indicate whether the statement is true or false
What is the function of the axial muscles?
A) Axial muscles move the limbs. B) Axial muscles support the pelvic and pectoral girdles. C) Axial muscles support the pelvic and pectoral girdles and move the limbs. D) Axial muscles control facial movements and swallowing and are found in the head and neck. E) Axial muscles position the head and spinal column and also move the rib cage for breathing.