Which Type of Basaltic Lava Flow Has a Fairly Smooth

question 67

Multiple Choice

Which type of basaltic lava flow has a fairly smooth, unfragmented, ropy surface?

• A) aa
• B) pahoehoe
• C) scoria
• D) pegmatitic

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Definitions:

Bulbospongiosus

A muscle of the perineum that covers the bulb of the penis in males and contributes to erection, ejaculation, and the sensation of orgasm, while in females, it aids in clitoral erection and the closing of the vagina.

Ischiocavernosus

A muscle situated at the base of the penis or clitoris that plays a role in sexual function by helping to maintain an erection by compressing the outflow veins.

Pelvic Floor

The layer of muscles stretching under the pelvis, which supports the pelvic organs and controls continence.

Erection

The physiological process of the penis or clitoris becoming enlarged and firm, often in response to sexual arousal.