Which muscle powers the downstroke in bird flight?
A) Brachioradialis
B) Triceps
C) Pectoralis
D) Supracoracoideus
Answer: C
You might also like to view...
Which of the following best describes the term Z line?
A) protein that accounts for elasticity of resting muscle B) repeating unit of striated myofibrils C) storage site for calcium ions D) thin filaments are anchored here E) largely made of myosin molecules
Which of the following conditions in muscle fibers would contribute to muscle fatigue?
A. Inability of the motor neuron to produce sufficient quantities of acetylcholine B. The emotional state of an individual C. Blocked receptors in the postsynaptic membrane D. Depletion of neurotransmitter E. Depletion of ATP reserves
A clinical sign of obstructive lung disease would be a reduced FEV1/FVC ratio, where "FVC" is "forced" VC
Indicate whether the statement is true or false.
Suppose students in previous semesters had removed some of the corn kernels from the genetic corn ears before you counted them. What effect would this have on your results?
What will be an ideal response?