A long bone is covered externally with a sheath called the __________, whereas the marrow cavity is lined with the __________.

A. epiphysis; diaphysis
B. diaphysis; epiphysis
C. compact bone; spongy bone
D. periosteum; endosteum
E. endosteum; periosteum


D. periosteum; endosteum

Anatomy & Physiology

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________ is the term describing regulation of cellular activity by chemical mediators produced by that same cell.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Which of the following is the correct sequence of events leading to the polyuria and dehydration associated with diabetes mellitus?

A) Hyperglycemia ? glucose in urine raises osmolarity of tubular fluid ? glucose transport maximum exceeded ? glucose enters renal tubules ? osmotic diuresis B) Osmotic diuresis ? glucose enters renal tubules ? glucose transport maximum exceeded ? glucose in urine raises osmolarity of tubular fluid ? hyperglycemia C) Hyperglycemia ? glucose enters renal tubules ? glucose in urine raises osmolarity of tubular fluid ? osmotic dieresis ? glucose transport maximum exceeded D) Hyperglycemia ? glucose enters renal tubules ? glucose transport maximum exceeded ? glucose in urine raises osmolarity of tubular fluid ? osmotic diuresis E) Hyperglycemia ? glucose transport maximum exceeded ? glucose enters renal tubules ? glucose in urine raises osmolarity of tubular fluid ? osmotic diuresis

Anatomy & Physiology

Ivermectin can be used in treating all stages of heartworm disease except a. the third-stage larvae

b. the adults. c. the microfilariae. d. the juveniles.

Anatomy & Physiology

All the bones below belong to the axial skeleton, except the ________, which belongs to the appendicular skeleton

A) scapula B) stapes C) thoracic vertebra D) frontal bone E) mandible

Anatomy & Physiology