Compare and contrast the four basic methods of cell-to-cell communication.
What will be an ideal response?
The cells can:
1. transfer signal molecules to adjacent cells through gap junctions
2. use contact-dependent signals, which rely on interactions between cell surface molecules on different cells
3. use locally acting chemicals, called paracrines, autocrines, or neuromodulators
4. use long-distance means, which rely on combinations of electrical and chemical signals
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Which tissue is correctly paired with its category of connective tissue?
A) bone—connective tissue proper B) fat—supporting connective tissue C) lymph—fluid connective tissue D) cartilage—fluid connective tissue E) tendon—supporting connective tissue
Death following a head injury is MOST often the result of:
A) an epidural hematoma. B) trauma to the brain. C) airway compromise. D) spinal cord transection.
________ anatomy examines both superficial anatomic markings and internal body structures as they relate to the skin covering them.
A. Systemic B. Surface C. Surgical D. Radiographic E. Regional
In areas of the skin where the epidermis is thin, the ________ may be absent
A) stratum granulosum B) stratum basale C) stratum corneum D) stratum lucidum