Question 1

The pH of venous blood is usually about ____________________.

Accepted Answer

The answer of The pH of venous blood is usually...

Question 2

The barrier between the plasma and interstitial fluid

Accepted Answer

A) is the blood vessel walls 
B) is the plasma membrane 
C) transports materials between these two fluid compartments by both passive and active means 
D) is both a and b 
E) is all of the above 
A) is the blood vessel walls 
B) is the plasma membrane 
C) transports materials between these two fluid compartments by both passive and active means 
D) is both a and b 
E) is all of the above

Question 3

Hypothalamic osmoreceptors are nearest to

Accepted Answer

A) angiotensin-secreting cells 
B) carotid baroreceptors 
C) the adrenal cortex 
D) the adrenal medulla 
E) vasopressin-secreting cells 
A) angiotensin-secreting cells 
B) carotid baroreceptors 
C) the adrenal cortex 
D) the adrenal medulla 
E) vasopressin-secreting cells

Question 4

The thirst center is closely related to, or perhaps identical to, the cells that secrete vasopressin.

Accepted Answer

A) True 
 B)False

Question 5

On the average, ____________________% of the body weight consists of H₂O.

Accepted Answer

The answer of On the average, ____________________% of the body...

Question 6

Use this figure to answer the corresponding questions.
-Which numbers identify substances that can act directly as bases in the body to increase a fluid's pH? ____________________

Accepted Answer

The answer of   
Use this figure to answer...

Question 7

The percentage of body water varies from person to person.

Accepted Answer

A) True 
 B)False

Question 8

___________ is not influenced by a change in the pH of body fluids.

Accepted Answer

A) Phosphate excretion 
B) Enzyme activity 
C) Potassium excretion 
D) Protein shape and activity 
E) Nerve and muscle excitability 
A) Phosphate excretion 
B) Enzyme activity 
C) Potassium excretion 
D) Protein shape and activity 
E) Nerve and muscle excitability

Question 9

During acidosis, ammonia plays a key role in allowing for continued renal H⁺ secretion.

Accepted Answer

A) True 
 B)False

Question 10

A person who has diarrhea loses excessive salt and water from the body.This fluid loss results in Na+ depletion, dehydration, a decreased extracellular fluid volume, a reduction in plasma volume, and a decreased systemic arterial blood pressure.The following refer to the sequence of events that occur to compensate for this fluid loss.Indicate whether each factor listed:
a.No change
b.Increases
c.Decreases
-Amount of Na⁺ reabsorbed

Accepted Answer

The answer of A person who has diarrhea loses excessive...

Question 11

A person who has diarrhea loses excessive salt and water from the body.This fluid loss results in Na+ depletion, dehydration, a decreased extracellular fluid volume, a reduction in plasma volume, and a decreased systemic arterial blood pressure.The following refer to the sequence of events that occur to compensate for this fluid loss.Indicate whether each factor listed:
a.No change
b.Increases
c.Decreases
-Caliber of the afferent arterioles

Accepted Answer

The answer of A person who has diarrhea loses excessive...

Question 12

The ICF contains about ____ of the total water of the body.

Accepted Answer

A) 1/10 
B) 1/4 
C) 1/2 
D) 2/3 
E) 5/6 
A) 1/10 
B) 1/4 
C) 1/2 
D) 2/3 
E) 5/6

Question 13

Aldosterone promotes the reabsorption of sodium.

Accepted Answer

A) True 
 B)False

Question 14

A person who has diarrhea loses excessive salt and water from the body.This fluid loss results in Na+ depletion, dehydration, a decreased extracellular fluid volume, a reduction in plasma volume, and a decreased systemic arterial blood pressure.The following refer to the sequence of events that occur to compensate for this fluid loss.Indicate whether each factor listed:
a.No change
b.Increases
c.Decreases
-Permeability of distal and collecting tubules to H₂O

Accepted Answer

The answer of A person who has diarrhea loses excessive...

Question 15

Osmoreceptor input normally is the dominant factor for controlling the secretion of ____________________ from the pituitary.

Accepted Answer

The answer of Osmoreceptor input normally is the dominant factor...

Question 16

If the ECF's osmolarity increases,

Accepted Answer

A) water will shift from the ICF into the ECF 
B) water will not shift between the ECF and the ICF 
C) water will shift from the ECF into the ICF 
D) vasopressin secretion will decrease 
E) sodium excretion will decrease 
A) water will shift from the ICF into the ECF 
B) water will not shift between the ECF and the ICF 
C) water will shift from the ECF into the ICF 
D) vasopressin secretion will decrease 
E) sodium excretion will decrease

Question 17

The blood plasma and ____________________ make up the ECF.

Accepted Answer

The answer of The blood plasma and ____________________ make up...

Question 18

Almost half of the body's extracellular fluid is plasma found inside blood vessels.

Accepted Answer

A) True 
 B)False

Question 19

A strong acid would have a dissociation constant (K) equal to

Accepted Answer

A) 0.05 
B) 0.10 
C) 0.47 
D) 0.53 
E) 0.99 
A) 0.05 
B) 0.10 
C) 0.47 
D) 0.53 
E) 0.99

Question 20

Synovial fluid is classified as interstitial fluid and is located inside certain joints where it serves as a shock absorber.

Accepted Answer

A) True 
 B)False

The pH of venous blood is usually about ____________________.

The barrier between the plasma and interstitial fluid

Hypothalamic osmoreceptors are nearest to

The thirst center is closely related to, or perhaps identical to, the cells that secrete vasopressin.

On the average, ____________________% of the body weight consists of H₂O.

Use this figure to answer the corresponding questions. -Which numbers identify substances that can act directly as bases in the body to increase a fluid's pH? ____________________

The percentage of body water varies from person to person.

___________ is not influenced by a change in the pH of body fluids.

During acidosis, ammonia plays a key role in allowing for continued renal H⁺ secretion.

The ICF contains about ____ of the total water of the body.

Aldosterone promotes the reabsorption of sodium.

Osmoreceptor input normally is the dominant factor for controlling the secretion of ____________________ from the pituitary.

If the ECF's osmolarity increases,

The blood plasma and ____________________ make up the ECF.

Almost half of the body's extracellular fluid is plasma found inside blood vessels.

A strong acid would have a dissociation constant (K) equal to

Synovial fluid is classified as interstitial fluid and is located inside certain joints where it serves as a shock absorber.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters

Exam 15: Fluid and Acid-Base Balance

The pH of venous blood is usually about ____________________.

The barrier between the plasma and interstitial fluid

Hypothalamic osmoreceptors are nearest to

The thirst center is closely related to, or perhaps identical to, the cells that secrete vasopressin.

On the average, ____________________% of the body weight consists of H₂O.

Use this figure to answer the corresponding questions. -Which numbers identify substances that can act directly as bases in the body to increase a fluid's pH? ____________________

The percentage of body water varies from person to person.

___________ is not influenced by a change in the pH of body fluids.

During acidosis, ammonia plays a key role in allowing for continued renal H⁺ secretion.

The ICF contains about ____ of the total water of the body.

Aldosterone promotes the reabsorption of sodium.

Osmoreceptor input normally is the dominant factor for controlling the secretion of ____________________ from the pituitary.

If the ECF's osmolarity increases,

The blood plasma and ____________________ make up the ECF.

Almost half of the body's extracellular fluid is plasma found inside blood vessels.

A strong acid would have a dissociation constant (K) equal to

Synovial fluid is classified as interstitial fluid and is located inside certain joints where it serves as a shock absorber.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology: the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive System

Filters