Unit 1: Muscles Yr 1

Front

What is a tendon?

Back

A tendon is a strong connective tissue that attaches muscle to bone.

Front

What type of muscle contraction occurs during the downward phase of a squat?

Back

Eccentric contraction of the quadriceps (quads).

Front

What is the attachment tissue of the muscle to the bone called?

Back

Tendon.

Front

What role does #6 play during muscle contraction?

Back

Sending information.

Front

What is the function of a dendrite in a nerve cell?

Back

Dendrites receive signals from other nerve cells.

Front

What are the three types of muscle tissue?

Back

Skeletal, cardiac, and smooth muscle.

Front

What is the primary function of skeletal muscle?

Back

To facilitate movement of the skeleton.

Front

What is the role of the neuromuscular junction?

Back

It is the site where a motor neuron communicates with a muscle fiber.

Front

What is the difference between isotonic and isometric contractions?

Back

Isotonic contractions involve muscle shortening or lengthening, while isometric contractions involve muscle tension without changing length.

Front

What is the role of calcium ions in muscle contraction?

Back

Calcium ions trigger the interaction between actin and myosin, leading to muscle contraction.