The figure illustrates muscles of the thorax and abdomen. Which structure is indicated by "E"?
A. Rectus abdominis
B. Serratus anterior
C. External oblique
D. Internal oblique
E. Linea alba
Answer: D
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In motor pathways, axons of lower motor neurons exit the ________ and project to the ________ to be innervated.
A. CNS; skeletal muscle B. CNS; sensory receptor C. PNS; sensory receptor D. PNS; skeletal muscle E. CNS; PNS
How many nuclei do most body cells contain?
A) 1 B) 2 C) 3 D) 4 E) over 10
If there was a mechanical trauma to the skin, which two characteristics would help protect the skin? (Choose both correct answers.)
A) Desmosomes between the keratinocytes in the stratum spinosum B) The dense irregular connective tissue of the dermis C) The lamellar granules of the stratum granulosum D) The tactile corpuscles of the papillary region of the dermis
How would a spirometer tracing be different in a person with a collapsed lung? Why? What must occur to restore the respiratory function to normal?
What will be an ideal response?