Which muscle extends the neck?
A) semispinalis cervicis
B) spinalis thoracis
C) longissimus thoracis
D) spinal cervicis
D
Explanation:
A) The semispinalis cervicis extends the vertebral column.
B) The spinalis thoracis extends the vertebral column.
C) The longissimus thoracis extends the vertebral column.
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When outdoor temperatures reached a ten-year high, the mountain hiker appeared flushed. Which action made her blood vessels get larger in diameter allowing her to lose heat to the environment?
A) Vasodilation B) Vasopressor C) Vasoconstriction D) Vasomotor
Conduction deafness might be caused by damage to the ________
A) tympanic membrane B) cochlea C) cochlear nerve D) basilar membrane
A loop that enhances a signal to complete a process with a clear cutoff point is a ________ feedback system.
A. single-effector B. positive C. servo D. negative
The fetus grows most rapidly in the ________________________________________ trimester
Fill in the blank(s) with correct word