Author Question: A/An ____________________ is a ringlike muscle that tightly constricts the opening of a passageway. ... (Read 93 times)

jjjetplane

  • Hero Member
  • *****
  • Posts: 556
A/An ___________________ _ is a ringlike muscle that tightly constricts the opening of a passageway.
 Fill in the blank(s) with correct word

Question 2

The point where the muscle ends by attaching to a bone or tendon is known as the ___________________ _.
 Fill in the blank(s) with correct word



frejo

  • Sr. Member
  • ****
  • Posts: 349
Answer to Question 1

sphincter

Answer to Question 2

insertion



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

For a complete list of videos, visit our video library