Exam 24: The Muscular System

Which of the following are characteristics of cardiac muscle?

The shoulder is moved by the ____ muscle.

-Monique is a 79-year-old patient who enjoys being active. Recently, however, her arthritis is getting worse, and she has been having more trouble moving around lately. She tells you that she wants to exercise and stay active, but she is not sure what kinds of exercise she can do now. Which of the following recommendations might you make?

-Numbers 3 and 4 on the figure demonstrate ____.

Number 7 represents the ________ muscle.

The production of ________ is a rapid way for muscle to produce energy.

The cytoplasm of myocytes is called _______.

Muscle ________ is a condition in which a muscle has lost its ability to contract. This condition usually develops because of an accumulation of lactic acid.

Muscle fibers in ________ smooth muscle not only respond to neurotransmitters, but also stimulate each other to contract and produce peristalsis.

________ is a disease that infects skeletal muscles, the heart, the lungs, and the brain and is caused by worms ingested by eating undercooked meat.

The oxygen needed for aerobic respiration is stored in the muscle pigment called ________, which also gives muscle its pinkish color.

-Supination and pronation are demonstrated by numbers _____.

When working with parents of young children who are at risk of botulism, what is the most important instruction to give them to reduce this risk?

When facial muscles contract, they produce different kinds of facial ________, such as smiling or frowning.

A mother calls your office about her 8-month-old, who is not very active, has a weak cry, and has not had a wet diaper for 2 days. This mom is known to make homemade baby food. What advice would be appropriate for the medical assistant to give to this mother?

Pyruvic acid is converted into acetyl coenzyme A, which begins a series of reactions known as the ________ cycle or the citric acid cycle.

Number 6 in the figure represents the ________ muscle.

Groups of cardiac muscle are connected to each other through ________ discs that allow the fibers in each group to contract and relax together and allows the heart to work as a pump.

The ________ is represented by number 8 on the figure.

The smooth muscle found in the iris of the eye and the walls of blood vessels, which contracts in response to neurotransmitters and hormones, is known as a ________ smooth muscle.