Question 1

Skeletal muscle is a _____________ tissue composed of protein filaments arranged to move the skeleton.

Accepted Answer

The answer of Skeletal muscle is a _____________ tissue composed...

Question 2

Actin covers the binding site on myosin.

Accepted Answer

A) True 
 B)False

Question 3

The first step of endochondral ossification is:

Accepted Answer

A)  formation of the marrow cavity. 
B)  a cartilage model forms. 
C)  blood vessels penetrate the central portion of the bone. 
D)  an epiphyseal plate forms at both ends of the bone. 
A)  formation of the marrow cavity. 
B)  a cartilage model forms. 
C)  blood vessels penetrate the central portion of the bone. 
D)  an epiphyseal plate forms at both ends of the bone.

Question 4

Regarding label A, why is this vesicle fusing with the cell's membrane?

Accepted Answer

A)  This is an example of endocytosis. 
B)  This is a lysosome releasing digestive enzymes. 
C)  An impulse has arrived at the neuromuscular junction. 
D)  The muscle has already finished contraction. 
A)  This is an example of endocytosis. 
B)  This is a lysosome releasing digestive enzymes. 
C)  An impulse has arrived at the neuromuscular junction. 
D)  The muscle has already finished contraction.

Question 5

Synovial joints are described as:

Accepted Answer

A)  immovable. 
B)  semimovable. 
C)  freely movable. 
D)  synarthortic. 
A)  immovable. 
B)  semimovable. 
C)  freely movable. 
D)  synarthortic.

Question 6

A sarcomere that is slightly squished will exert less power.

Accepted Answer

A) True 
 B)False

Question 7

What bone is labeled B?

Accepted Answer

A)  Parietal bone 
B)  Maxilla bone 
C)  Mandible 
D)  Temporal bone 
A)  Parietal bone 
B)  Maxilla bone 
C)  Mandible 
D)  Temporal bone

Question 8

The purpose of creatine phosphate is:

Accepted Answer

A)  to cause hypertrophy. 
B)  to lessen muscle cramps. 
C)  to replenish ATP supplies for a short time. 
D)  to build stronger bones. 
A)  to cause hypertrophy. 
B)  to lessen muscle cramps. 
C)  to replenish ATP supplies for a short time. 
D)  to build stronger bones.

Question 9

What is the name of the neurotransmitter that acts at the neuromuscular junction?

Accepted Answer

A)  Dopamine 
B)  Acetylcholine 
C)  Serotonin 
D)  Norepinephrine 
A)  Dopamine 
B)  Acetylcholine 
C)  Serotonin 
D)  Norepinephrine

Question 10

What is the name of the structure labeled B?

Accepted Answer

A)  Central canal 
B)  Periosteum 
C)  Osteon 
D)  Compact bone 
A)  Central canal 
B)  Periosteum 
C)  Osteon 
D)  Compact bone

Question 11

Identify muscle B.

Accepted Answer

A)  Pectoralis major 
B)  Latissimus dorsi 
C)  Deltoid 
D)  Trapezius 
A)  Pectoralis major 
B)  Latissimus dorsi 
C)  Deltoid 
D)  Trapezius

Question 12

Compact bone material is composed of many individual _________.

Accepted Answer

The answer of Compact bone material is composed of many...

Question 13

Compare and contrast the axial and appendicular skeleton.

Accepted Answer

Both the axial and appendicular skeleton

Question 14

What is the bony separation between the nasal passages called?

Accepted Answer

A)  Vomer 
B)  Nasal bone 
C)  Lacrimal bone 
D)  Inferior nasal conchae 
A)  Vomer 
B)  Nasal bone 
C)  Lacrimal bone 
D)  Inferior nasal conchae

Question 15

The all-or-nothing principle says that muscles always contract with the same force.

Accepted Answer

A) True 
 B)False

Question 16

Individual muscle cells contract:

Accepted Answer

A)  in a graded manner and weakly at first. 
B)  on an all or nothing basis. 
C)  with all the other muscle cells in the motor unit. 
D)  and generate a threshold stimulus. 
A)  in a graded manner and weakly at first. 
B)  on an all or nothing basis. 
C)  with all the other muscle cells in the motor unit. 
D)  and generate a threshold stimulus.

Question 17

Regarding label B, what would happen if this receptor was blocked?

Accepted Answer

A)  ACh would bind anyway because it is stronger. 
B)  Nothing would change, it would just take longer. 
C)  ACh could not bind and no contraction could occur. 
D)  ACh would build up and become toxic. 
A)  ACh would bind anyway because it is stronger. 
B)  Nothing would change, it would just take longer. 
C)  ACh could not bind and no contraction could occur. 
D)  ACh would build up and become toxic.

Question 18

During bone healing, initially the callus is composed of:

Accepted Answer

A)  compact bone. 
B)  fibrous connective tissue. 
C)  spongy bone. 
D)  osteoclasts. 
A)  compact bone. 
B)  fibrous connective tissue. 
C)  spongy bone. 
D)  osteoclasts.

Question 19

Identify muscle D.

Accepted Answer

A)  External oblique 
B)  Internal oblique 
C)  Linea alba 
D)  Rectus abdominis 
A)  External oblique 
B)  Internal oblique 
C)  Linea alba 
D)  Rectus abdominis

Question 20

Which of the following is an example of a long bone?

Accepted Answer

A)  Patella 
B)  Humerus 
C)  Scapula 
D)  Frontal bone 
A)  Patella 
B)  Humerus 
C)  Scapula 
D)  Frontal bone

Exam 6: The Skeletomuscular System

Skeletal muscle is a _____________ tissue composed of protein filaments arranged to move the skeleton.

Actin covers the binding site on myosin.

The first step of endochondral ossification is:

Regarding label A, why is this vesicle fusing with the cell's membrane?

Synovial joints are described as:

A sarcomere that is slightly squished will exert less power.

What bone is labeled B?

The purpose of creatine phosphate is:

What is the name of the neurotransmitter that acts at the neuromuscular junction?

What is the name of the structure labeled B?

Identify muscle B.

Compact bone material is composed of many individual _________.

Compare and contrast the axial and appendicular skeleton.

What is the bony separation between the nasal passages called?

The all-or-nothing principle says that muscles always contract with the same force.

Individual muscle cells contract:

Regarding label B, what would happen if this receptor was blocked?

During bone healing, initially the callus is composed of:

Identify muscle D.

Which of the following is an example of a long bone?

What Is Life

Where Do We Come From and Where Do We Fit

Everyday Chemistry of Life

Cells: Organization and Communication

Tissues

The Nervous System

The Special Senses

Immunity and the Lymphatic System

Infectious Disease and Epidemiology

The Human Microbiome

Cancer

The Cardiovascular System

The Respiratory System: Movement of Air

Nutrition: You Are What You Eat

The Digestive System

The Urinary System

The Endocrine System and Development

The Reproductive Systems: Maintaining the Species

Pregnancy: Development From Conception to Newborn

Inheritance, Genetics, and Molecular Biology

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