Quiz 4 (Respiratory, Digestive, and Urinary Systems)

What cell type secretes surfactant, a phospholipid that decreases surface tension?

Type II Alveolar cells

What enzyme converts CO2 and water into carbonic acid?

Carbonic anhydrase

Which of the following contributes to decreasing the ability of hemoglobin to bind to O2?

increased temperature

Where Na+ and Cl- are reabsorbed (taken out of) due to a countercurrent, diluting urine

ascending loop of Henle

This enzyme will convert angiotensinogen into angiotensin I

renin

This cell type is sensitive to sodium and chloride concentrations and is located in the distal tubule next to the afferent and efferent arteries 

macula densa cells

The majority of glucose and amino acids are reabsorbed in the ___

proximal tubule

This portion of the nephron responds to antidiuretic hormone (ADH)

collecting duct

What is letter F in the cow GI tract?

duodenum

What is letter J in the cow GI tract?

ansa spiralis