The basis of the excessive urination characteristic of untreated diabetes is called:
A) facilitated elimination.
B) osmotic diuresis.
C) gluconeogenesis.
D) facilitated diffusion.
Question 2
Which of the following statements about the gastrointestinal system are TRUE?
A) After nutrient absorption, blood returns directly to the heart for recirculation.
B) The duodenum and ileum make up the bulk of the small intestine.
C) The blood absorbs nutrients ingested through the gastrointestinal tract.
D) Mechanical digestion takes place in the duodenum, jejunum, and ileum.
Diagram of a flagellate stramenopile cell, showing characteristic flagellar hairs.
The pancreas. This organ sits just below the stomach and is both an exocrine and an endocrine gland.
Angioplasty. One form is called balloon angioplasty, shown here. A balloon catheter is threaded into
Electrocardiography. (a) Electrodes are placed on the patient’s chest to record the electrical event
Summary of Life's Characteristic
A thin cleft, called the synapse, separates one cell from another.