Muscle Anatomy & Function

Which type of muscle is responsible for the contraction of your heart?

• Skeletal muscle

• Tendon

• Cardiac muscle

• Smooth muscle

What are the two proteins responsible for muscle contractions?

• Glucagon and Serotonin

• Keratin and Collagen

• Actin and Myosin

• Hemoglobin and Insulin

What is the term for an increase in muscle size?

• Dystrophy

• Hypotrophy

• Hypertrophy

• Atrophy

What is the term for a decrease in muscle size due to lack of use?

• Hypotrophy

• Atrophy

• Hypertrophy

• Dystrophy

When people with Duchenne Muscular Dystrophy exercise, what happens to their muscles?

• They become stronger

• They remain the same

• They decrease in size

• They repair and grow

What is the term for the condition of muscle wasting?

• Hypotrophy

• Atrophy

• Hypertrophy

• Dystrophy

Which type of muscle is responsible for involuntary movements in structures like the esophagus and the stomach?

• Skeletal muscle

• Tendon

• Cardiac muscle

• Smooth muscle

Which type of muscle is responsible for the movement of food through the digestive system?

• Skeletal muscle

• Tendon

• Cardiac muscle

• Smooth muscle

What is the term for the condition of muscle degeneration?

• Hypotrophy

• Atrophy

• Hypertrophy

• Dystrophy

Which type of muscle is responsible for the movement of blood in the body?

• Skeletal muscle

• Tendon

• Cardiac muscle

• Smooth muscle