Answer Options:
a) the type of muscle fibers
b) muscle location
c) muscle shape
d) the type of action they cause
Answer: c) muscle shape
Question: The cuneiform bones are found in the ________.
Answer Options:
more than one is correct
axial skeleton
upper limb
wrists
feet
Answer: feet
Question: Which muscle is responsible for elevating the eyebrows?
Answer: Frontalis
Question: Which of these is not a way of classifying muscles?
Answer Options:
a) the type of muscle fibers
b) muscle location
c) muscle shape
d) the type of action they cause
Answer: c) muscle shape
Question: Which of the following surrounds the individual muscle cell?
Answer Options:
perimysium
epimysium
endomysium
fascicle
Answer: endomysium
Question: Which of these is not a way of classifying muscles?
Answer Options:
a) the type of muscle fibers
b) muscle location
c) muscle shape
d) the type of action they cause
Answer: c) muscle shape
Question: Extracapsular ligaments stabilizing the knee include ________.
Answer Options:
the patellar ligament extending from femur to patella
the oblique popliteal crossing the knee anteriorly
lateral and medial collateral ligaments preventing lateral or medial angular movements
cruciate ligaments, which help secure the articulating bones together
Answer: lateral and medial collateral ligaments preventing lateral or medial angular movements
Question: If a lever operates at a mechanical disadvantage, it means that the ________.
Answer Options:
a) lever system is useless
b) effort is farther than the load from the fulcrum
c) load is far from the fulcrum and the effort is applied near the fulcrum
d) load is near the fulcrum and the effort is at the distal end
Answer: c) load is far from the fulcrum and the effort is applied near the fulcrum
Question: The PCL is a structure in the knee joint. What does PCL stand for? (3 words)
Answer: posterior cruciate ligament
Question: What is the role of tropomyosin in skeletal muscles?
Answer Options:
a) Tropomyosin serves as a contraction inhibitor by blocking the actin binding sites on the myosin molecules.
b) Tropomyosin is the chemical that activates the myosin heads.
c) Tropomyosin is the receptor for the motor neuron neurotransmitter.
d) Tropomyosin serves as a contraction inhibitor by blocking the myosin binding sites on the actin molecules.
Answer: d) Tropomyosin serves as a contraction inhibitor by blocking the myosin binding sites on the actin molecules.