Question | Answer |
regurgitation of stomach contents into the esophagus is prevented by the.... | lower esphageal sphincter, cardiac sphincter |
teeth used to crush and grind food particles | both bicuspids and molars |
bile is temporarily stored in the | gallbladder |
oraganic nutrients that required in very small amounts and act with enzymes to enable the normal functioning of the body | vitamins |
stomach | temprotarily stores food, secretes gastric juice, starts the digestion of proteins |
contraction of the gallbladder is stimulated | cholecystokinin |
food is carried from one portion of the alimentary canal to another by | paeristaltic contractions |
large intestine that extends along right side of abdomen is called | ascending colon |
liver secretes | bile |
large intestine | reabsorbs water, minerals, and vitamins; bacteria decomposed nondigested residues; formation and elimination of feces |
fatty substance in chime are emusified by | bile salts |
almost all absorption of nutrients occurs in the ___ | small intestine |
nasal and orl cavities are separated by the | hard and soft palates |
salivary amylase catalyzes the hydrolysis of ______ to form_____. | starch to form maltose |
tiny, fingerlike projections of the mucosa of the small intestine are called | intestinal villi |
both bile & pancreatic juice are emptied into the | duodenum |
renal pyramids consist primarily of | collecting ducts |
filtration is aided by | both glomerular blood pressure being grater that in other capillaries & glomerular capillaries more permeable than othr capillaries |
tube from kidney to bladder | ureter |
tube from bladder to anus | urethra |
nephrons are located primarily in the kidney __________. | cortex |
organ that filters blood plasma and forms urine | kidney |
urea is formed by the | liver |
maintenance of the volume and composition of body fluids is the basic function of the ____ system | urinary |
major function of urine formation is to | maintain the composition & volume of blood at relatively constant levels |
renal corpuscle consists of | a glomerulus enclosed in a double-walled capsule |
Urea is formed as the waste product of | protein metabolism |
urethral sphincter under voluntary control | external sphincter |
normal pH range of body fluids is | 7.35-7.45 |
arteriole associated with the glomerulus that has greater diameter | afferent arteriole |
functional unit of a kidney | nephron |
color of normal urine is due to the presence of | urochrome |
most abundant nitrogenous waste in urine | urea |
reabsorption of all organic nutrients occurs in the | proximal tubule |
movement of substance from blood in the peritubluar capillary in the renal tubule | tubular secretion |
renal pelvis empties into a/an | ureter |