Question 1

Which of the following processes could occur only through a cellular membrane?

Accepted Answer

A)  Facilitated diffusion 
B)  Simple diffusion 
C)  Filtration 
D)  Osmosis 
E)  Active transport 
A)  Facilitated diffusion 
B)  Simple diffusion 
C)  Filtration 
D)  Osmosis 
E)  Active transport

Question 2

__________ play an important role in cell division,and they are made of __________.

Accepted Answer

A)  Mitochondria;microtubules 
B)  Ribosomes;intermediate filaments 
C)  Nucleoli;microfilaments 
D)  Centrioles;microtubules 
E)  Inclusions;centrosomes 
A)  Mitochondria;microtubules 
B)  Ribosomes;intermediate filaments 
C)  Nucleoli;microfilaments 
D)  Centrioles;microtubules 
E)  Inclusions;centrosomes

Question 3

Channel protein gates respond to all these stimuli except __________.

Accepted Answer

A)  chemical messengers 
B)  ligands 
C)  changes in electrical potential (voltage)across a cellular membrane 
D)  physical deformation of a cellular membrane 
E)  water in the extracellular fluid 
A)  chemical messengers 
B)  ligands 
C)  changes in electrical potential (voltage)across a cellular membrane 
D)  physical deformation of a cellular membrane 
E)  water in the extracellular fluid

Question 4

Which of the following is not a membranous organelle?

Accepted Answer

A)  Mitochondria 
B)  Ribosome 
C)  Nucleus 
D)  Endoplasmic reticulum 
E)  Golgi complex 
A)  Mitochondria 
B)  Ribosome 
C)  Nucleus 
D)  Endoplasmic reticulum 
E)  Golgi complex

Question 5

Which of the following is a double-membraned organelle consisting of a matrix and cristae?

Accepted Answer

A)  Mitochondrion 
B)  Rough ER 
C)  Smooth ER 
D)  Golgi complex 
E)  Nucleolus 
A)  Mitochondrion 
B)  Rough ER 
C)  Smooth ER 
D)  Golgi complex 
E)  Nucleolus

Question 6

Which of the following is not a function of the Na+-K+ pump?

Accepted Answer

A)  Heat production 
B)  Transport of Na+ into the cell and K+ out of the cell 
C)  Secondary active transport 
D)  Regulation of cell volume 
E)  Maintenance of membrane potential 
A)  Heat production 
B)  Transport of Na+ into the cell and K+ out of the cell 
C)  Secondary active transport 
D)  Regulation of cell volume 
E)  Maintenance of membrane potential

Question 7

Which of these is an example of active transport?

Accepted Answer

A)  Diffusion of oxygen from a place of high concentration to a place of lower concentration 
B)  Facilitated diffusion of K+ 
C)  Transport of glucose down its concentration gradient 
D)  Transport of Na+ from a place of low concentration to a place of higher concentration 
E)  Transport of Cl- following its concentration gradient 
A)  Diffusion of oxygen from a place of high concentration to a place of lower concentration 
B)  Facilitated diffusion of K+ 
C)  Transport of glucose down its concentration gradient 
D)  Transport of Na+ from a place of low concentration to a place of higher concentration 
E)  Transport of Cl- following its concentration gradient

Question 8

Muscle cells contain numerous __________ to serve their high demand for ATP.

Accepted Answer

A)  ribosomes 
B)  lysosomes 
C)  mitochondria 
D)  inclusions 
E)  Golgi vesicles 
A)  ribosomes 
B)  lysosomes 
C)  mitochondria 
D)  inclusions 
E)  Golgi vesicles

Question 9

_________ decompose fatty acids,and detoxify alcohol,free radicals,and drugs.

Accepted Answer

A)  Lysosomes 
B)  Microvilli 
C)  Inclusions 
D)  Peroxisomes 
E)  Golgi vesicles 
A)  Lysosomes 
B)  Microvilli 
C)  Inclusions 
D)  Peroxisomes 
E)  Golgi vesicles

Question 10

Which of the following is not a method by which particles can leave a cell?

Accepted Answer

A)  Active transport 
B)  Exocytosis 
C)  Simple diffusion 
D)  An antiport system 
E)  Pinocytosis 
A)  Active transport 
B)  Exocytosis 
C)  Simple diffusion 
D)  An antiport system 
E)  Pinocytosis

Question 11

Microvilli and cilia differ in their function,but have the same internal structure.

Accepted Answer

A) True 
 B)False

Exam 3: Cellular Form and Function

Which of the following processes could occur only through a cellular membrane?

__________ play an important role in cell division,and they are made of __________.

Channel protein gates respond to all these stimuli except __________.

Which of the following is not a membranous organelle?

Which of the following is a double-membraned organelle consisting of a matrix and cristae?

Which of the following is not a function of the Na+-K+ pump?

Which of these is an example of active transport?

Muscle cells contain numerous __________ to serve their high demand for ATP.

_________ decompose fatty acids,and detoxify alcohol,free radicals,and drugs.

Which of the following is not a method by which particles can leave a cell?

Microvilli and cilia differ in their function,but have the same internal structure.

Major Themes of Anatomy and Physiology

The Chemistry of Life

Genetics of Cellular Function

Histology

The Integumentary System

Bone Tissue

The Skeletal System

Joints

The Muscular System

Muscular Tissue

Nervous Tissue

The Spinal Cord,spinal Nerves,and Somatic Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System and Visceral Reflexes

Sense Organs

The Endocrine System

The Circulatory System: Blood

The Circulatory System: Heart

The Circulatory System: Blood Vessels and Circulation

The Lymphatic and Immune Systems

The Respiratory System

The Urinary System

Fluid, electrolyte, and Acidbase Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Human Development and Aging

Atlas a General Orientation to Human Anatomy

Filters

play an important role in cell division,and they are made of .

Which of the following is not a function of the Na⁺-K⁺ pump?