An Animal Whose Body Temperature Tends to Fluctuate with the External

question 62

Multiple Choice

An animal whose body temperature tends to fluctuate with the external environment is a(an)

• A)thermophile.
• B)mesophile.
• C)amniote.
• D)endotherm.
• E)ectotherm.

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Definitions:

Rectus Femoris

A muscle in the quadriceps group that extends the leg at the knee and assists in hip flexion.

Antagonist

A substance that interferes with or inhibits the physiological action of another, often referring to muscles or drugs.

Biceps Femoris

A muscle of the posterior thigh compartment, important in knee flexion and thigh extension, part of the hamstrings group.

Linea Alba

A fibrous structure that runs down the midline of the abdomen, forming the seam of the abdominal muscles, and serves as an important site for muscle attachment.