The ridge that is visible externally along the midline of the scrotum is called the
A. septum.
B. raphe.
C. perineum.
D. tunica albuginea.
E. scrotal cord.
B
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Which of the following lists the body's first, second, and third lines of defense in order?
A. Adaptive immunity, external innate immunity, internal immunity B. External innate immunity, internal innate immunity, adaptive immunity C. External innate immunity, adaptive immunity, internal innate immunity D. External adaptive immunity, internal adaptive immunity, innate immunity E. Innate immunity, internal adaptive immunity, internal innate immunity
When tissues are inflamed, lymphatic capillaries develop openings that permit uptake of large particles such as cell debris, pathogens, and cancer cells
Indicate whether the statement is true or false
Match each term with its definition.
1. the amount of blood pumped out of the heart during one contraction 2. the amount of blood in the ventricle available to be pumped out of the heart during one contraction 3. the volume of blood circulated by the heart in one minute 4. the amount of blood left in the ventricle after it contracts A. cardiac output (CO) B. heart rate (HR) C. end-diastolic volume (EDV) D. stroke volume (SV) E. end-systolic volume (ESV)
Near the elbow, the brachial artery branches and gives rise to which of the following?
A. The radial and superior ulnar collateral arteries B. The ulnar artery and the superior ulnar collateral artery C. The deep brachial and radial collateral arteries D. The radial and ulnar arteries E. The radial and anterior interosseous arteries