phys 261 lab quiz 7

The first step in urine formation is ______ filtration.

glomerular

The three major steps of urine formation are glomerular filtration tubular reabsorption and tubular ______.

secretion

Glomerular filtration occurs before tubular ______.

reabsorption

Tubular reabsorption moves substances from the filtrate back into the ______.

blood

Tubular secretion moves substances from the blood into the tubular ______.

fluid

Filtration of plasma to form filtrate occurs in the ______.

renal corpuscle

The renal corpuscle consists of the glomerulus and ______ capsule.

Bowman's

The part of the nephron responsible for glomerular filtration is the ______ corpuscle.

renal

The glomerulus is a tuft of specialized ______.

capillaries

The filtrate formed in the glomerulus enters ______ capsule.

Bowman's

The outward force favoring filtration is glomerular ______ pressure.

hydrostatic

Blood colloid osmotic pressure acts ______ filtration.

against

Capsular hydrostatic pressure also acts against ______.

filtration

Net filtration depends on the balance of opposing and favoring ______.

pressures

In a fasting urine sample finding ______ is considered abnormal.

glucose

Normal urine commonly contains water sodium urea and other dissolved ______.

solutes

Proteins in the urine are usually considered ______.

abnormal

Red blood cells in the urine are generally considered ______.

abnormal

Glucose in the urine may suggest abnormal blood glucose regulation or impaired tubular ______.

reabsorption

Dipstick urinalysis results are determined by comparing pad ______ to a standard chart.

colors

A urine dipstick uses chemical indicator ______.

pads

The descending limb of the nephron loop reabsorbs ______.

water

The descending limb helps increase medullary ______.

osmolarity

The proximal convoluted tubule reabsorbs about ______% of the filtrate.

65

The proximal convoluted tubule reabsorbs glucose amino acids and ______.

water

The distal tubule has permeability controlled by ______.

hormones

The distal tubule can reabsorb additional sodium and ______.

water

Bowman's capsule receives ______ from the glomerulus.

filtrate

The collecting duct helps regulate final water ______.

volume

The loop of Henle helps create a concentration ______ in the medulla.

gradient

Some blood solutes not filtered at the renal corpuscle can still enter tubular fluid by tubular ______.

secretion

Tubular secretion helps eliminate excess ions wastes and certain ______.

drugs

Reabsorption prevents loss of useful substances such as glucose and ______ acids.

amino

Healthy kidneys filter blood plasma while retaining most blood ______.

proteins

Urinalysis can help detect abnormalities in kidney function and ______ health.

systemic