« previous next »

Author Question: For skeletal muscles to contract, it is necessary to have stimulation by impulses from motor nerves. ... (Read 122 times)

Yolanda

  • Hero Member
  • *****
  • Posts: 757
on: Jun 27, 2018
For skeletal muscles to contract, it is necessary to have stimulation by impulses from motor nerves. Muscles perform in groups. List the three classifications of muscles that work together to perform movement and describe their actions.
 
  What will be an ideal response?

Question 2

The tonsils house a large number of white blood cells to protect the body.
 
  Indicate whether the statement is true or false


mk6555

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 27, 2018
Answer to Question 1

Antagonist is a muscle that counteracts the action of another muscle.
Prime mover or agonist is a muscle that is primary in a given movement. Its contraction produces the movement.
Synergist is a muscle that acts with another muscle to produce movement.

Answer to Question 2

True


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Yolanda

  • Hero Member
  • *****
  • Posts: 757
Reply #2 on: Jun 27, 2018
Thank you :)


mk6555

  • Sr. Member
  • ****
  • Posts: 310
Reply #3 on: Jun 27, 2018
Happy to help you


« previous next »
 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Anterior Muscles Anterior Muscles
Biological anthropologists map skeletal remains from a prehistoric site. Biological anthropologists map skeletal remains from a prehistoric site.
To reverse the direction of operation, the polarity of the current through the motor is reversed. To reverse the direction of operation, the polarity of the current through the motor is reversed.
Stretch of trapezius and cervical muscles with neck in lateral flexion. Stretch of trapezius and cervical muscles with neck in lateral flexion.
Structure of a skeletal muscle. Structure of a skeletal muscle.
Lactate fermentation in muscles Lactate fermentation in muscles
Video: Component of feedback systems & Communication and regulation of body systems

For a complete list of videos, visit our video library