#1
What is the primary function of skeletal muscles?
#2
Which type of muscle is under involuntary control and is found in the walls of internal organs?
#3
What is the name of the structural and functional unit of a muscle, surrounded by endomysium?
#4
Which muscle is responsible for extending the knee joint?
#5
Which type of muscle fiber is characterized by a high resistance to fatigue and is well-suited for endurance activities?
#6
Which protein is primarily responsible for muscle contraction?
#7
What is the term for the point where a nerve and a muscle meet?
#8
What is the main neurotransmitter responsible for transmitting signals from nerves to skeletal muscles?
#9
Which connective tissue surrounds the entire muscle and helps transmit force generated by muscle contraction to the bones?
#10
In a muscle contraction, what happens to the distance between the Z lines of a sarcomere?
#11
Which muscle is responsible for abducting the shoulder and is often referred to as the 'lateral deltoid'?
#12
What is the role of myoglobin in muscle cells?
#13
Which energy system is predominantly used during short bursts of intense physical activity, such as weightlifting?
#14
What is the function of the sarcoplasmic reticulum in muscle cells?
#15
During aerobic respiration, what molecule is produced as a byproduct and can cause muscle fatigue?
#16
Which muscle is responsible for flexing the forearm at the elbow joint?
#17
What is the primary function of the T-tubules in muscle cells?
#18
Which enzyme is responsible for breaking down acetylcholine in the synaptic cleft during neuromuscular transmission?
#19