Renal overview & glomerular filtration

___________ is considered the movement of water and solutes from the interstitium to a capillary.

Reabsorption

The _________ membrane of renal tubular cells is that which is closest to the lumen.

Apical

The glomerular basement membrane is located _________ of the glomerular filtration barrier

Between the endothelial and epithelial layers

________ muscle is found within the caudal (distal) urethra.

There _____ voluntary control of contraction/relaxation of this muscle.

Skeletal; is

The filtration barrier in the glomerulus is relatively resistant to electrons. This is primarily due to the unique structure of the glomerular ______.

Basement membrane

Sympathetic neurons innervate the _______

Bladder neck/cranial urethra AND bladder wall

Alpha motor neurons innervate the _______

Caudal urethra

________ occurs when substances that are in the capillaries move into the interstitium and then into the renal lumen.

Secretion

Blood is drained from glomerular capillaries by _______.

Efferent arterioles

Micturation, or urination, is a type of ______.

Excretion

________ muscle is found within the neck of the bladder.

There _____ voluntary control of contraction/relaxation of this muscle.

Smooth; is not

As part of the nephron, the tubule is responsible for _________ of blood components.

Reabsorption AND secretion

Increased release of neurotransmitter from the alpha motor neurons occur during the urine _______ phase.

Storage

The afferent component of bladder regulation is composed of ________.

Mechanoreceptors in the bladder wall

In the glomerulus, Bowman’s space is the area between _________ of Bowman’s capsule.

The two layers of epithelial cells

The ______ membrane of renal tubular cells is that which is closest to the interstitium.

Basolateral

Contraction of skeletal muscle is stimulated by activation of ________ receptors.

Nicotinic ACh

The filtration barrier in the glomerulus is composed of three layers. Fluid must cross the _________ cells of Bowman’s capsule.

_________ are a structural component of these cells that are important for glomerular filtration.

Epithelial; foot processes

Parasympathetic neurons innervate the ________.

Bladder wall

________ muscle is found within the bladder wall.

There _____ voluntary control of contraction/relaxation of this muscle.

Smooth; is not

When blood enters the kidney, it flows through _______.

Glomerular capillaries and then peritubular capillaries

_______ muscle is found within the cranial (proximal) urethra.

There _____ voluntary control of contraction/relaxation of this muscle.

Smooth; is not

Glomerular capillaries receive blood from ______.

Afferent arterioles

________ occurs when fluid moves from the renal tubular lumen to the interstitium, and then into the capillaries.

Reabsorption

The filtration barrier in the glomerulus is composed of three layers. Fluid must cross the _______ cells of glomerular capillaries.

_______ are a structural component of these cells that are important for glomerular filtration.

Endothelial; fenestrations

Increased release of neurotransmitter from parasympathetic neurons occurs during the urine _______ phase.

Voiding

Increased release of neurotransmitter from sympathetic neurons occurs during the urine _______.

Storage

The filtration barrier in the glomerulus is relatively resistant to electrons. This is primarily due to the unique structure of the glomerular ________.

Basement membrane

_______ is considered the movement of water and solutes from a capillary to the interstitium.

Filtration

As part of the nephron, the glomerulus is responsible for ________ of blood components.

Filtration