HBS 1.2 Test

This muscle is located on the anterior surface of the body.

• latissimus dorsi
• pectoralis major
• tapezius
• bicep femoris

Which muscle is located in the upper extremities?

• fibularis longus
• gluteus maximus
• deltoid
• gastrocnemius

The vastus lateralis, rectus femoris, vastus medialis, and vastus intermedius are located in the

• anterior thigh
• posterior thigh
• anterior calf
• posterior calf

Which joint type has the greatest degree of movement?

• fibrous
• cartilaginous
• synovial
• intervertebral

Bend your arm at the elbow so that you can touch your shoulder. What is the name of this movement?

• flexion
• extension
• abduction
• adduction

Raise your shoulders in a shrugging motion. What is the name of this movement?

• flexion
• extension
• elevation
• depression

Which of the following muscles typically operate under voluntary control?

• smooth muscle
• cardiac muscle
• skeletal muscle
• both b and c

A 67-year-old patient arrives in the ER with chest pains. His medical history reveals that he had a pacemaker installed four years ago to treat arrhythmias (problems with the rate or rhythm of his heartbeat.) Upon what kind of muscle does the pacemaker act?

• skeletal
• smoth
• cardiac
• atypical

A neuron connects to the muscle at the :

• sarcoplasmic reticulum
• synapse
• contractile proteins
• neuromuscular junction

What must bind to the cross bridge for it to disconnect from the actin molecule?

• Calcium
• Tropomyosin
• ATP
• Troponin