Which of the following words is paired with its correct definition?
A) keratin-true skin
B) collagen-cell that contains black pigment
C) tactile-touch
D) fibroblast-cells that degrade fat
C
You might also like to view...
Select the incorrect statement about the pancreas
a. it has endocrine tissue. b. it has exocrine tissue. c. it secretes an alkaline fluid. d. it secretes pepsinogen. e. it secretes trypsinogen.
Which of the following sequences is correct?
A. Tympanic membrane, vestibular membrane, basilar membrane B. Round window, helicotrema, scala tympani C. Bony labyrinth, round window, basilar membrane D. Vestibular membrane, basilar membrane, auditory membrane E. Oval window, vestibule, scala vestibuli
Every amino acid has a central carbon atom to which all of the followings are attached except
A) a hydrogen atom. B) a phosphate group. C) an amino group. D) a carboxyl group. E) a variable side group labeled as R.
During a muscle action potential, calcium is released into the sarcoplasm, near the actin and myosin molecules. Which of the following is the best explanation of what the calcium does?
A) The calcium binds to the actin and myosin and makes them work together. B) The calcium breaks apart ATP to ADP and P. C) The calcium removes the tropomyosin block. D) The calcium causes the release of acetylcholine.