Question 1

Which of the following processes could occur only through the plasma membrane of a living cell?

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

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 3

Transmembrane proteins that make up enzymes in the plasma membrane are made up of hydrophilic and hydrophobic regions.Most amino acids embedded in the membrane are , while most amino acids facing the extracellular fluid are .

Accepted Answer

A) hydrophilic; hydrophilic 
B) hydrophilic; hydrophobic 
C) hydrophobic; hydrophobic 
D) hydrophobic; hydrophilic 
E) lipophilic; lipophobic 
A) hydrophilic; hydrophilic 
B) hydrophilic; hydrophobic 
C) hydrophobic; hydrophobic 
D) hydrophobic; hydrophilic 
E) lipophilic; lipophobic

Question 4

The flat-shaped cells found covering the skin are

Accepted Answer

A) cuboidal. 
B) columnar. 
C) cylindrical. 
D) squamous. 
E) spherical. 
A) cuboidal. 
B) columnar. 
C) cylindrical. 
D) squamous. 
E) spherical.

Which of the following processes could occur only through the plasma membrane of a living cell?

Which of these is an example of active transport?

Transmembrane proteins that make up enzymes in the plasma membrane are made up of hydrophilic and hydrophobic regions.Most amino acids embedded in the membrane are , while most amino acids facing the extracellular fluid are .

The flat-shaped cells found covering the skin are

Major Themes of Anatomy and Physiology

The Chemistry of Life

Genes and Cellular Function

The Human Tissues

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 Acid - Base Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Human Development and Aging

Anatomical Terminology and Body Planes

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Exam 3: Cellular Form and Function

Which of the following processes could occur only through the plasma membrane of a living cell?

Which of these is an example of active transport?

Transmembrane proteins that make up enzymes in the plasma membrane are made up of hydrophilic and hydrophobic regions.Most amino acids embedded in the membrane are , while most amino acids facing the extracellular fluid are .

The flat-shaped cells found covering the skin are

Major Themes of Anatomy and Physiology

The Chemistry of Life

Genes and Cellular Function

The Human Tissues

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 Acid - Base Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Human Development and Aging

Anatomical Terminology and Body Planes

Filters