HAMS Chapter 7 Flashcard!

Front

Which type of muscle fibre is best suited for endurance activities such as marathon running?

Back

Slow-twitch fibres

Front

What type of muscle contraction occurs when a muscle shortens while generating force, such as during the upward phase of a bicep curl?

Back

Isotonic concentric

Front

In an agonist-antagonist muscle relationship, what is the role of the antagonist?

Back

Relaxes and lengthens to allow movement

Front

Which of the following is an example of a hinge joint? Shoulder, Hip, Elbow, Wrist

Back

Elbow

Front

The circulatory and respiratory systems work together to facilitate movement by:

Back

Delivering oxygen to muscles and removing carbon dioxide

Front

How does altitude impact cardiovascular efficiency?

Back

Decreases oxygen availability, leading to increased red blood cell production

Front

What role does the endocrine system play in movement?

Back

Producing hormones that regulate metabolism and energy availability

Front

Which type of synovial joint allows the widest range of movement?

Back

Ball-and-socket joint

Front

During a squat, which muscle acts as the agonist in the upward phase? Options: Hamstrings, Quadriceps, Biceps, Deltoids

Back

Quadriceps

Front

What is the primary function of synovial fluid in joints?

Back

Acting as a lubricant and reducing friction