2 of 3 - A&P - Semester 2 Review - card, skel, musl, nerv, sense

Found in the heart

• smooth muscle

• cardiac muscle

• skeletal muscle

• all types of muscle tissue

Name the following in order from largest to smallest:

• muscle, muscle fascicle, muscle cell, sarcomere

• muscle, myosin, muscle fascicle, muscle cell, actin

• sarcomere, muscle cell, muscle fascicle, myofibril, filaments

• muscle, sarcomere, muscle cell, muscle fascicle

Tags

NGSS.HS-LS1-2

Which description of muscle is NOT correct?

• smooth and cardiac = involuntary

• skeletal and smooth = involuntary

• skeletal = voluntary

Which muscle type is striated?

• cardiac

• skeletal

• smooth

• cardiac and skeletal

This attaches bone to muscle.

• cartilage

• tendon

• ligament

A sarcomere is

• A protein filament or fiber
• The basic contractile unit of muscle contraction
• An organelle
• An organ

Thin filaments in a myofibril are

• Sarcomeres
• Sarcoplasm
• Actin
• Myosin

Thick filaments are in a myofibril are

• ATPase
• Sarcoplasmic reticulum
• Actin
• Myosin

Actin or mysoin containing structure.

• Tendon
• myofilament
• myofibril
• collagen

Muscle contraction is stimulated when this specific neurotransmitter is released into the synaptic cleft. What is the name of this neurotransmitter?

• Neurotensin

• Acetylcholine

• Cholecystokinin

• Norepinephrine