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Physiology

QuestionAnswer
If the secretion of oxytocin during childbirth operated as a negative-feedback control loop, what effect would it have on uterine contractions? Oxytocin would inhibit uterine contractions.
When the chromosomes align themselves across the equator of the spindle fibers, it is characteristic of which phase of mitosis? This is a characteristic of metaphase.
The pairing of bases of a strand of DNA is obligatory. If a strand of DNA were composed of the base sequence of ATCG, what would be the obligatory sequence of its opposing base pairs? The matching sequence would be TAGC.
In which skin layer does the process of keratinization begin? This process begins in the stratum granulosum.
Smooth muscles that produce goose pimples when they contract are the _____ muscles. The arrector pili muscles produce goose pimples.
Which of the following is not a function of the skin? Defense against disease organisms, synthesis of vitamin E, regulation of body temperature or excretion of water and salts. Synthesis of vitamin E is not a function of the skin.
Of the five epidermal cell layers, the only one that can undergo mitosis is the stratum is? The only epidermal cell layer that can undergo mitosis is the stratum basale.
During childbirth, a baby passes through an imaginary plane called what? The imaginary plane is called the pelvic outlet.
Appositional growth of cartilage occurs when chondrocytes begin to divide and secrete what? They begin to secret additional matrix.
Synovial joints perform which type of movement? Synovial joints are freely movable.
Exercise may cause an increase in muscle size called what? The increase in muscle size is called hypertrophy.
Most body movements are _____ contractions. Most body movements are isotonic contractions.
During which phase of the twitch contraction is there a triggering of the release of calcium ions into the sarcoplasm? The latent phase involves the triggering of the release of calcium ions into the sarcoplasm.
Created by: TrevorBoykin
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