In an Anatomy Lab,you Are Shown a Skeleton from a Sea

question 37

Multiple Choice

In an anatomy lab,you are shown a skeleton from a sea cucumber,with its internal calcium-rich spines.You would call this a(n)

• A) exoskeleton.
• B) hydrostatic skeleton.
• C) gastrovascular cavity.
• D) endoskeleton.
• E) vascular canal.

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Definitions:

PSA Test

A blood test used to screen for prostate cancer by measuring the level of prostate-specific antigen.

Urine Flow

The act of urination, involving the release of urine from the bladder through the urethra to the outside of the body; problems can indicate health issues.

Pap Test

A screening procedure for cervical cancer involving the collection of cells from the cervix to look for abnormalities that may indicate precancerous or cancerous conditions.

Pelvic Pain

A general term for pain felt in the lower part of the abdomen and pelvis, which can stem from a variety of causes including endometriosis and pelvic inflammatory disease.