Question 1

Nerve and muscle cells establish resting membrane potentials.

Accepted Answer

A) True 
 B)False

Question 2

Insulin promotes the uptake of glucose into cells by _________________.

Accepted Answer

A) carrier-mediated transport 
B) endocytosis 
C)  exocytosis 
D)  osmosis 
A) carrier-mediated transport 
B) endocytosis 
C)  exocytosis 
D)  osmosis

Question 3

Action potentials may result from hyperpolarization or depolarization.

Accepted Answer

A) True 
 B)False

Question 4

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.)
a.transport vesicles
b.coated vesicles
c.secretory vesicles
-enclosed in a clathrin framework

Accepted Answer

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

Question 5

Which of the following occurs at an excitatory synapse?

Accepted Answer

A) There is increased permeability of the subsynaptic membrane to both Na+ and K+. 
B) A small hyperpolarization occurs. 
C)  An action potential in the presynaptic neuron always causes an action potential in the postsynaptic neuron. 
D)  Presynaptic neuron increases the permeability of the subsynaptic membrane of the postsynaptic cell to K+ only. 
A) There is increased permeability of the subsynaptic membrane to both Na+ and K+. 
B) A small hyperpolarization occurs. 
C)  An action potential in the presynaptic neuron always causes an action potential in the postsynaptic neuron. 
D)  Presynaptic neuron increases the permeability of the subsynaptic membrane of the postsynaptic cell to K+ only.

Question 6

Match the terms, labelled a. through c., to their descriptions. (Options may be used more than once or not at all.)
a.flagella
b.cilia
c.microvilli
-enable sperm to move

Accepted Answer

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

Question 7

Pinocytosis, or "cell drinking," refers to the process of a cell engulfing a large, solid particle and bringing it into the contents of the cell.

Accepted Answer

A) True 
 B)False

Question 8

What is the function of ATP synthase?

Accepted Answer

A) to act enzymatically 
B) to build membranes 
C)  to carry hydrogen 
D)  to synthesize ATP 
A) to act enzymatically 
B) to build membranes 
C)  to carry hydrogen 
D)  to synthesize ATP

Question 9

The predominant cation in the intracellular fluid is calcium.

Accepted Answer

A) True 
 B)False

Question 10

DNA in the nucleus has the genetic instructions to make enzymatic proteins.

Accepted Answer

A) True 
 B)False

Question 11

The decomposition of hydrogen peroxide produces ____________________ and ____________________ molecules.

Accepted Answer

water; oxy

Question 12

Match the terms, labelled a. through i., to their descriptions. (Options may be used more than once or not at all.)
a.endoplasmic reticulum (ER)
b.Golgi complex
c.lysosome
d.peroxisome
e.mitochondrion
f.vault
g.free ribosome
h.microtubule
i.microfilament
-synthesizes proteins for use in the cytosol

Accepted Answer

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

Question 13

Which of the following does NOT require energy expenditure?

Accepted Answer

A) net movement of potassium into the cell 
B) net movement of sodium into the cell 
C)  iodine uptake by thyroid gland cells 
D)  transport of hydrogen ion into the stomach lumen in association with hydrochloric acid secretion during digestion of a meal 
A) net movement of potassium into the cell 
B) net movement of sodium into the cell 
C)  iodine uptake by thyroid gland cells 
D)  transport of hydrogen ion into the stomach lumen in association with hydrochloric acid secretion during digestion of a meal

Question 14

Which of the following is NOT part of the extracellular matrix?

Accepted Answer

A) watery, gel-like ground substance 
B) connexon 
C)  collagen 
D)  elastin 
A) watery, gel-like ground substance 
B) connexon 
C)  collagen 
D)  elastin

Question 15

The falling phase of the action potential is due to which of the following conditions?

Accepted Answer

A) calcium equilibrium 
B) potassium efflux 
C)  potassium influx 
D)  sodium efflux 
A) calcium equilibrium 
B) potassium efflux 
C)  potassium influx 
D)  sodium efflux

Question 16

The peroxisomes mainly generate hydrogen peroxide.

Accepted Answer

A) True 
 B)False

Question 17

Match the terms, labelled a. through f., to their correct descriptions. (Options may be used more than once or not at all.)
a.plasma membrane
b.nucleus
c.cytoplasm
d.cytosol
e.organelles
f.cytoskeleton
-permit incompatible chemical reactions to occur simultaneously in the cell

Accepted Answer

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

Question 18

The fluid contained within all the cells of the body is known collectively as ____________________, and the fluid outside the cells is referred to as ____________________.

Accepted Answer

intracellu

Question 19

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.)
a.transport vesicles
b.coated vesicles
c.secretory vesicles
-contain newly synthesized molecules

Accepted Answer

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

Question 20

What happens during osmosis?

Accepted Answer

A) Water moves down its own concentration gradient. 
B) Water moves to an area of higher solute concentration. 
C)  The solute moves against its concentration gradient. 
D)  The solute moves down its own concentration gradient. 
A) Water moves down its own concentration gradient. 
B) Water moves to an area of higher solute concentration. 
C)  The solute moves against its concentration gradient. 
D)  The solute moves down its own concentration gradient.

Nerve and muscle cells establish resting membrane potentials.

Insulin promotes the uptake of glucose into cells by _________________.

Action potentials may result from hyperpolarization or depolarization.

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.) a.transport vesicles b.coated vesicles c.secretory vesicles -enclosed in a clathrin framework

Which of the following occurs at an excitatory synapse?

Match the terms, labelled a. through c., to their descriptions. (Options may be used more than once or not at all.) a.flagella b.cilia c.microvilli -enable sperm to move

Pinocytosis, or "cell drinking," refers to the process of a cell engulfing a large, solid particle and bringing it into the contents of the cell.

What is the function of ATP synthase?

The predominant cation in the intracellular fluid is calcium.

DNA in the nucleus has the genetic instructions to make enzymatic proteins.

The decomposition of hydrogen peroxide produces and molecules.

Match the terms, labelled a. through i., to their descriptions. (Options may be used more than once or not at all.) a.endoplasmic reticulum (ER) b.Golgi complex c.lysosome d.peroxisome e.mitochondrion f.vault g.free ribosome h.microtubule i.microfilament -synthesizes proteins for use in the cytosol

Which of the following does NOT require energy expenditure?

Which of the following is NOT part of the extracellular matrix?

The falling phase of the action potential is due to which of the following conditions?

The peroxisomes mainly generate hydrogen peroxide.

Match the terms, labelled a. through f., to their correct descriptions. (Options may be used more than once or not at all.) a.plasma membrane b.nucleus c.cytoplasm d.cytosol e.organelles f.cytoskeleton -permit incompatible chemical reactions to occur simultaneously in the cell

The fluid contained within all the cells of the body is known collectively as , and the fluid outside the cells is referred to as .

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.) a.transport vesicles b.coated vesicles c.secretory vesicles -contain newly synthesized molecules

What happens during osmosis?

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

Nerve and muscle cells establish resting membrane potentials.

Insulin promotes the uptake of glucose into cells by _________________.

Action potentials may result from hyperpolarization or depolarization.

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.) a.transport vesicles b.coated vesicles c.secretory vesicles -enclosed in a clathrin framework

Which of the following occurs at an excitatory synapse?

Match the terms, labelled a. through c., to their descriptions. (Options may be used more than once or not at all.) a.flagella b.cilia c.microvilli -enable sperm to move

Pinocytosis, or "cell drinking," refers to the process of a cell engulfing a large, solid particle and bringing it into the contents of the cell.

What is the function of ATP synthase?

The predominant cation in the intracellular fluid is calcium.

DNA in the nucleus has the genetic instructions to make enzymatic proteins.

The decomposition of hydrogen peroxide produces ____________________ and ____________________ molecules.

Match the terms, labelled a. through i., to their descriptions. (Options may be used more than once or not at all.) a.endoplasmic reticulum (ER) b.Golgi complex c.lysosome d.peroxisome e.mitochondrion f.vault g.free ribosome h.microtubule i.microfilament -synthesizes proteins for use in the cytosol

Which of the following does NOT require energy expenditure?

Which of the following is NOT part of the extracellular matrix?

The falling phase of the action potential is due to which of the following conditions?

The peroxisomes mainly generate hydrogen peroxide.

Match the terms, labelled a. through f., to their correct descriptions. (Options may be used more than once or not at all.) a.plasma membrane b.nucleus c.cytoplasm d.cytosol e.organelles f.cytoskeleton -permit incompatible chemical reactions to occur simultaneously in the cell

The fluid contained within all the cells of the body is known collectively as ____________________, and the fluid outside the cells is referred to as ____________________.

Match the vesicles, labelled a. through c., with their characteristics. (Options may be used more than once or not at all.) a.transport vesicles b.coated vesicles c.secretory vesicles -contain newly synthesized molecules

What happens during osmosis?

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 decomposition of hydrogen peroxide produces and molecules.

The fluid contained within all the cells of the body is known collectively as , and the fluid outside the cells is referred to as .