Question 1

____________________ is the effector protein in the cyclic AMP pathway.

Accepted Answer

The answer of ____________________ is the effector protein in the...

Question 2

The ribosomes of the rough ER synthesize ____________________, whereas its membranous walls contain enzymes essential for the synthesis of ____________________.

Accepted Answer

The answer of The ribosomes of the rough ER synthesize...

Question 3

A single nerve cell, also called a(n) ____________________, typically consists of the following three basic parts: ____________________, ____________________, and ____________________.

Accepted Answer

neuron
axo

Question 4

Which of the following compounds is the carbon-based end product (chain) of glycolysis?

Accepted Answer

A) NADH 
B) ATP 
C)  pyruvic acid 
D)  FADH2 
A) NADH 
B) ATP 
C)  pyruvic acid 
D)  FADH2

Question 5

Which of these organelles is associated with the rough ER?

Accepted Answer

A) chromosomes 
B) lysosomes 
C)  microfilaments 
D)  ribosomes 
A) chromosomes 
B) lysosomes 
C)  microfilaments 
D)  ribosomes

Question 6

Which of the following is NOT a graded potential?

Accepted Answer

A) end-plate potential 
B) action potential 
C)  slow-wave potential 
D)  receptor potential 
A) end-plate potential 
B) action potential 
C)  slow-wave potential 
D)  receptor potential

Question 7

Which of the following statements concerning neuronal inhibition is NOT correct?

Accepted Answer

A) With presynaptic inhibition, another neuron selectively excites an inhibitory presynaptic input. 
B) An IPSP depresses information fed into the cell from any excitatory presynaptic input. 
C)  All the axon terminals of an inhibitory neuron will release inhibitory transmitter. 
D)  An IPSP moves the potential of the postsynaptic neuron farther from threshold. 
A) With presynaptic inhibition, another neuron selectively excites an inhibitory presynaptic input. 
B) An IPSP depresses information fed into the cell from any excitatory presynaptic input. 
C)  All the axon terminals of an inhibitory neuron will release inhibitory transmitter. 
D)  An IPSP moves the potential of the postsynaptic neuron farther from threshold.

Question 8

Describe neuronal integration.

Accepted Answer

Neuronal integration refers to the proce

Question 9

Discuss the role of channel proteins in establishment of resting and action potentials.

Accepted Answer

Channel proteins play a crucial role in

Question 10

The release of a chemical messenger at the synapse immediately stimulates potassium permeability in the postsynaptic neuron.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following structures is located in the nucleus of the cell?

Accepted Answer

A) the nuclide 
B) the lysosome 
C)  the mitochondrion 
D)  the nucleolus 
A) the nuclide 
B) the lysosome 
C)  the mitochondrion 
D)  the nucleolus

Question 12

In the cyclic AMP second messenger system, binding of the first messenger to a surface receptor leads to activation of adenylate cyclase, which induces the conversion of which of the following to cyclic AMP?

Accepted Answer

A) intracellular ATP 
B) intracellular ADP 
C)  extracellular ATP 
D)  extracellular ADP 
A) intracellular ATP 
B) intracellular ADP 
C)  extracellular ATP 
D)  extracellular ADP

Question 13

What is the resting membrane potential of a typical nerve cell?

Accepted Answer

A) +70 mV 
B) +50 mV 
C)  -50 mV 
D)  -70 mV 
A) +70 mV 
B) +50 mV 
C)  -50 mV 
D)  -70 mV

Question 14

Which of the following decreases the rate of diffusion of a substance through the plasma membrane?

Accepted Answer

A) increasing the concentration gradient 
B) increasing the molecular weight of the substance 
C)  increasing the permeability of the membrane 
D)  increasing the surface area of the membrane 
A) increasing the concentration gradient 
B) increasing the molecular weight of the substance 
C)  increasing the permeability of the membrane 
D)  increasing the surface area of the membrane

Question 15

Which of the following statements is correct for glycolysis?

Accepted Answer

A) It yields two molecules of ATP for each molecule of glucose processed. 
B) It always requires oxygen. 
C)  It takes place in the mitochondrial matrix. 
D)  It takes place in the mitochondrial inner membrane cristae. 
A) It yields two molecules of ATP for each molecule of glucose processed. 
B) It always requires oxygen. 
C)  It takes place in the mitochondrial matrix. 
D)  It takes place in the mitochondrial inner membrane cristae.

Question 16

Match the terms, labelled a. through c., with their characteristics, labelled 1. (Options may be used more than once or not at all.)
a.glycolysis
b.citric acid cycle
c.oxidative phosphorylation
-directly uses inspired oxygen

Accepted Answer

The answer of Match the terms, labelled a. through c.,...

Question 17

Dynein is a mitochondrial enzyme.

Accepted Answer

A) True 
 B)False

Question 18

Match the result, labelled a. or b., with the force and involved ion in question. (Options may be used more than once or not at all.)
a.The ion tends to be moved into the cell by this force.
b.The ion tends to be moved out of the cell by this force.
-electrical gradient for Na+ at ENa+

Accepted Answer

Question 19

The nodes of Ranvier are formed by Schwann cells or oligodendrocytes that wrap themselves "jelly roll fashion" around the axon.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following descriptions of movement of molecules across the plasma membrane is correct?

Accepted Answer

A) If two similar molecules can both combine with the same carrier, the presence of one of these molecules increases the rate of entry of the other. 
B) In simple diffusion, the rate of transport of a molecule is inversely proportional to the molecule's extracellular concentration. 
C)  When a carrier becomes saturated, the maximum rate of transport is reached. 
D)  Large molecules can cross the plasma membrane through nonselective, receptor-mediated endocytosis. 
A) If two similar molecules can both combine with the same carrier, the presence of one of these molecules increases the rate of entry of the other. 
B) In simple diffusion, the rate of transport of a molecule is inversely proportional to the molecule's extracellular concentration. 
C)  When a carrier becomes saturated, the maximum rate of transport is reached. 
D)  Large molecules can cross the plasma membrane through nonselective, receptor-mediated endocytosis.

____________________ is the effector protein in the cyclic AMP pathway.

The ribosomes of the rough ER synthesize , whereas its membranous walls contain enzymes essential for the synthesis of .

A single nerve cell, also called a(n) , typically consists of the following three basic parts: , , and .

Which of the following compounds is the carbon-based end product (chain) of glycolysis?

Which of these organelles is associated with the rough ER?

Which of the following is NOT a graded potential?

Which of the following statements concerning neuronal inhibition is NOT correct?

Describe neuronal integration.

Discuss the role of channel proteins in establishment of resting and action potentials.

The release of a chemical messenger at the synapse immediately stimulates potassium permeability in the postsynaptic neuron.

Which of the following structures is located in the nucleus of the cell?

In the cyclic AMP second messenger system, binding of the first messenger to a surface receptor leads to activation of adenylate cyclase, which induces the conversion of which of the following to cyclic AMP?

What is the resting membrane potential of a typical nerve cell?

Which of the following decreases the rate of diffusion of a substance through the plasma membrane?

Which of the following statements is correct for glycolysis?

Match the terms, labelled a. through c., with their characteristics, labelled 1. (Options may be used more than once or not at all.) a.glycolysis b.citric acid cycle c.oxidative phosphorylation -directly uses inspired oxygen

Dynein is a mitochondrial enzyme.

Match the result, labelled a. or b., with the force and involved ion in question. (Options may be used more than once or not at all.) a.The ion tends to be moved into the cell by this force. b.The ion tends to be moved out of the cell by this force. -electrical gradient for Na⁺ at E_Na+

The nodes of Ranvier are formed by Schwann cells or oligodendrocytes that wrap themselves "jelly roll fashion" around the axon.

Which of the following descriptions of movement of molecules across the plasma membrane is correct?

Introduction to Physiology and Homeostasis

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

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

Filters

Exam 2: Cell Physiology

____________________ is the effector protein in the cyclic AMP pathway.

The ribosomes of the rough ER synthesize ____________________, whereas its membranous walls contain enzymes essential for the synthesis of ____________________.

A single nerve cell, also called a(n) ____________________, typically consists of the following three basic parts: ____________________, ____________________, and ____________________.

Which of the following compounds is the carbon-based end product (chain) of glycolysis?

Which of these organelles is associated with the rough ER?

Which of the following is NOT a graded potential?

Which of the following statements concerning neuronal inhibition is NOT correct?

Describe neuronal integration.

Discuss the role of channel proteins in establishment of resting and action potentials.

The release of a chemical messenger at the synapse immediately stimulates potassium permeability in the postsynaptic neuron.

Which of the following structures is located in the nucleus of the cell?

In the cyclic AMP second messenger system, binding of the first messenger to a surface receptor leads to activation of adenylate cyclase, which induces the conversion of which of the following to cyclic AMP?

What is the resting membrane potential of a typical nerve cell?

Which of the following decreases the rate of diffusion of a substance through the plasma membrane?

Which of the following statements is correct for glycolysis?

Match the terms, labelled a. through c., with their characteristics, labelled 1. (Options may be used more than once or not at all.) a.glycolysis b.citric acid cycle c.oxidative phosphorylation -directly uses inspired oxygen

Dynein is a mitochondrial enzyme.

Match the result, labelled a. or b., with the force and involved ion in question. (Options may be used more than once or not at all.) a.The ion tends to be moved into the cell by this force. b.The ion tends to be moved out of the cell by this force. -electrical gradient for Na+ at ENa+

The nodes of Ranvier are formed by Schwann cells or oligodendrocytes that wrap themselves "jelly roll fashion" around the axon.

Which of the following descriptions of movement of molecules across the plasma membrane is correct?

Introduction to Physiology and Homeostasis

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

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

Filters

The ribosomes of the rough ER synthesize , whereas its membranous walls contain enzymes essential for the synthesis of .

A single nerve cell, also called a(n) , typically consists of the following three basic parts: , , and .

Match the result, labelled a. or b., with the force and involved ion in question. (Options may be used more than once or not at all.) a.The ion tends to be moved into the cell by this force. b.The ion tends to be moved out of the cell by this force. -electrical gradient for Na⁺ at E_Na+