The striations in striated muscle correspond with actual molecular structures. Which of the following is the I band?
A) a band where only actin myofilaments are found
B) a band where only myosin myofilaments are found
C) an attachment point for actin myofilaments
D) an attachment point for myosin myofilaments
Answer: A) a band where only actin myofilaments are found
Anatomy & Physiology
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The ________ is the primary germ layer from which the brain and the rest of the nervous system develops.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
________ is a structural protein found in tendons and ligaments.
A. Collagen B. Fibrin C. Keratin D. Myosin
Anatomy & Physiology
Which of the following nerves is the most superior?
a. ilioinguinal b. iliohypogastric c. phrenic d. pudendal
Anatomy & Physiology
What does "E" represent on the diagram?
A. myosin myofilament B. actin myofilament C. sarcomere D. Z disk E. cross-bridge
Anatomy & Physiology