in order to micturate, the following must happen (3): - ️️- contraction of the internal
urethral sphincter
- contraction of the external urethral sphincter
- relaxation of the detrusor muscle
order of parts of nephron (7) - ️️1. glomerulus
2. glomerulus capsule
3. proximal convoluted ...
nau bio 202 exam 4 rometo
in order to micturate, the following must happen (3): - ✔️✔️- contraction of the internal
urethral sphincter
- contraction of the external urethral sphincter
- relaxation of the detrusor muscle
order of parts of nephron (7) - ✔️✔️1. glomerulus
2. glomerulus capsule
3. proximal convoluted tubules (PCT)
4. descending limb of the Loop of Henle
5. ascending limb of the Loop of Henle
6. distal convoluted tubules (DCT)
7. collecting ducts
what are the functions of the urinary system? - ✔️✔️- formation of urine
- filtration of blood
- management of waste products in blood
- adjustment of plasma pH
- regulation of BP and blood vol.
- temporary storage of urine
glucose is reabsorbed from the nephron lumen into the nephron cell via: -
✔️✔️cotransport (symport) with sodium
what is the name of the nervous system plexus that innervates the muscularis external
of the GI tract? - ✔️✔️myenteric plexus
mucous neck cells ____.
G cells ___.
parietal cells ____.
D cells ___.
chief cells ____.
ECL cells ____.
A. HCL
B. mucous
C. pepsinogen
D. gastric
E. histamine
F. somatostatin - ✔️✔️mucous neck cells - B (mucous)
G cells - D (gastrin)
parietal cells - A (HCL)
D cells - E (histamine)
, chief cells - C (pepsinogen)
ECL cells - F (somatostatin)
according to the myogenic regulation of GFR, an increase in BP = AAs stretch and an
increase in GFR is countered by: - ✔️✔️vasoconstriction of AA to bring GFR back
down to normal
the physiological term for the process of swallowing: - ✔️✔️deglutition
the smallest structural and functional unit of the kidney: - ✔️✔️nephron
What is the cephalic phase of digestion? - ✔️✔️occurs when we see, smell, or think of
food
which enzyme converts proteins into peptides? - ✔️✔️pepsin
3 major processes that result in urine formation - ✔️✔️- glomerular formation
- tubular reabsorption
- tubular secretion
what organs are apart of the alimentary canal (7)? - ✔️✔️- mouth
- pharynx
- esophagus
- stomach
- small intestine
- large intestine
- anus
what is not an appropriate name for the functional sphincter at the superior boundary of
the stomach? - ✔️✔️pyloric sphincter
what structures make up the trigone? - ✔️✔️- opening to the urethra
- ureteric orifices
what type of epithelial tissuelines the lumen of the urinary bladder? - ✔️✔️transitional
match functional characteristic of nephron:
- permeable to H2O & impermeable to salts
- impermeable to H2O & permeable to salts.
- site of nonspecific filtration.
- only site of glucose reabsorption.
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