What vitamin is necessary to produce many clotting factors in the liver?

A. vitamin C
B. vitamin K
C. vitamin D
D. vitamin B3


B

Anatomy & Physiology

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Creatinine has a renal clearance of 140 mL/min. Why is this?

A. It is absorbed by the nephron loop. B. It is produced in the pulmonary tissue. C. It is secreted by the renal tubules. D. It is absorbed by the renal tubules. E. It is secreted by the glomerulus.

Anatomy & Physiology

Which of the following pairs of structures are the most similar in function?

A. Distal convoluted tubule and collecting duct. B. Proximal convoluted tubule and distal convoluted tubule. C. Distal convoluted tubule and ascending limb of the loop of Henle. D. Ascending limb and descending limb of the loop of Henle.

Anatomy & Physiology

What spinal cord injury is characterized by motor loss on the same side as the injury, but below the lesion?

A) Central cord syndrome B) Brown-Séquard syndrome C) Anterior cord syndrome D) Posterior cord syndrome

Anatomy & Physiology

Secretion of the parathyroid hormone is regulated by blood levels of:

A) sodium. B) calcium. C) potassium. D) phosphorus.

Anatomy & Physiology