Which of the following is considered to be the "functional unit" of skeletal muscle fibers?
A. The sarcomere
B. The Z disc
C. The myofilaments
D. The sarcoplasmic reticulum
E. The neuromuscular junction
A. The sarcomere
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A hernia is caused when tendons become inflamed
Indicate whether the statement is true or false.
Descending branches of the vagus and splanchnic nerves travel through the ________ plexus
A) cardiac B) pulmonary C) hypogastric D) esophageal E) celiac
The connection of the anterior portion of the tongue to the underlying epithelium is the
A) uvula. B) faux. C) lingual frenulum. D) labial frenulum. E) glossal septum.
Which of the following statements describes the epidermis?
A. The epidermis has cutaneous glands, hair follicles, and nerve endings. B. The epidermis is the skin's deepest layer. C. The dermis is composed of loose/areolar connective tissue over dense irregular connective tissue. D. The epidermis is the skin's most superficial layer.