Which is the correct description of a molecule?
A) It is an electrically charged atom.
B) It cannot be broken down physically.
C) It is comprised of two or more elements bonded together.
D) It is the smallest unit of matter.
E) It is comprised of two or more atoms sharing electrons
E) It is comprised of two or more atoms sharing electrons
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Which muscle(s) is(are) not involved with inspiration?
A. Diaphragm B. Rectus abdominis C. External intercostals D. Pectoralis minor E. Sternocleidomastoid
__________ is a secondary skin infection due to the scratching associated with allergies
Fill in the blank(s) with correct word
Define autorhythmicity
A) Autorhythmicity is the ability of the heart to contract with neural stimulation. B) Autorhythmicity is the ability of the heart to contract with hormonal stimulation. C) Autorhythmicity is the ability of the heart to contract without neural or hormonal stimulation. D) Autorhythmicity is the ability of the heart to relax after each contraction. E) Autorhythmicity is the ability of the heart to respond to sympathetic stimulation.
Contraction of the cremaster and dartos muscles
A. causes the epididymis to shrink. B. increases during exercise. C. pull the testes closer to the body. D. is responsible for ejaculation. E. causes the penis to become erect.