Regarding a skeletal muscle fiber, wherever a T-tubule encircles a myofibril, the tubule is tightly bound to

A) the nucleus.
B) the sarcolemma.
C) the endomysium.
D) the sarcoplasmic reticulum.
E) thick filaments.


D) the sarcoplasmic reticulum.

Anatomy & Physiology

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During respiratory compensation for metabolic alkalosis, breathing becomes slower and shallower

Indicate whether the statement is true or false

Anatomy & Physiology

Your friend Eric complains of some pain in his "belly area". You ask him to point to the precise location of the pain. He points to the region below his umbilicus, on the lower right side of his abdomen, and just medial to his hip bones. Which abdominal quadrant contains Eric's pain?

a. Right upper quadrant b. Right lower quadrant c. Left upper quadrant d. Left lower quadrant

Anatomy & Physiology

Which of the following is a sign of a third-degree burn?

A. Charring B. Pain C. Blisters D. Redness

Anatomy & Physiology

The back of the knee joint is reinforced by ________ ligaments

A) tibial collateral B) anterior cruciate C) posterior cruciate D) patellar E) popliteal

Anatomy & Physiology