An adult human kidney typically contains ________ renal pyramid(s).
A. 16 to 24
B. 8 to 15
C. 1
D. 30 to 40
E. 2 to 5
Answer: B
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The muscle that pronates the forearm and opposes biceps brachii is the
A) brachialis. B) triceps brachii medial head. C) pronator quadratus. D) anconeus. E) latissimus dorsi.
Answer the following statements true (T) or false (F)
1. Skeletal muscle cells contain more than one nucleus. 2. All muscles specialize in contraction or shortening. 3. Bursae and tendon sheaths have the same function. 4. The pull of gravity assists the muscles in maintaining body posture. 5. When stimulated, the entire muscle follows the all-or-none law.
Which organelle packages materials for secretion from the cell?
A. Peroxisomes B. Nucleolus C. Flagellum D. Golgi apparatus E. Endoplasmic reticulum
Well-developed mentalis muscles result in ________.
A. a dimple in the chin B. chubby cheeks C. creases in the cheeks D. a wonderful smile E. crow's feet wrinkles