Anatomy midterm part 2

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Parathyroid hormone is a major regulator of the blood levels of which TOW of the following ions?

Calcium and Phosphate

T or F: Interstitial fluid is similar in electrolyte composition to blood plasma except for a marked difference in protein cation concentration.

F

T or F: The renal vein empties into the superior vena cava.

F

The first event in urine formation is:

Glomerular filtration

Which of the following is NOT a route for water loss?

Synovial fluid

T or F: Alkalosis is when pH rises above the normal range.

T

Arrange the following structures of the urinary system in the correct order, from proximal to distal to the glomerulus. Ureters, 2. Collecting ducts, 3. Renal pelvis, 4. Urethra, 5. Bladder

2, 3, 1, 5, 4

Which ONE of the following best describes the proportion of the body that is composed of fluid?

60%

Which ONE of the following best describes the proportion of water that is typically reabsorbed from the renal tubular filtrate?

99%

When an acid is added to the buffer, the buffer:

Absorbs excess hydrogen ions

A force that drives materials out of the glomerulus and into Bowman's capsule is:

Blood pressure

T or F: Fluid located inside cells is termed "extracellular fluid"

F

Which ONE of the following is the part of the nephron responsible for filtration of the blood?

Glomerulus

What is NOT normally detected in appreciable quantities in the urine?

Glucose

Hyperkalemia is when the blood plasma concentration of ......... is too high

K+

Which ONE of the following is the cup-like structure that surrounds and drains a renal papilla?

Minor-calyces

Most changes in osmolarity are due to changes in which ion concentration?

Na+

Which ONE of the following substances is used to determine renal plasma flow?

PAH

Which ONE of the following interstitial fluids occupies the joint capsule space?

Synovial fluid

T or F: An increased of angiotensin II in the blood stimulates activity of Na+/H+

T

T or F: Body fluids are slightly alkaline.

T

T or F: Erythropoietin produces red blood cells.

T

T or F: Exhalation of carbon dioxide makes the blood more alkaline.

T

T or F: Potassium and phosphate are usually found at substantially higher levels in intracellular fluid compared to extracellular fluid.

T

T or F: The regulation of the potassium ion K+ is governed by aldosterone.

T

Which ONE of the following is most important in regulating body pH?

buffer systems

Which of the following fluids is NOT in the extracellular compartment?

cytoplasm

Which ONE of the following organs is the primary organ responsible for controlling fluid, electrolyte, and pH balance?

kidneys

Which ONE of the following process is usually responsible for the greatest loss of water from the body?

urination production

Which ONE of the following best describes a compound that partially dissociates in aqueous solution to produce a low concentration of anions and protons?

weak acid


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