What effect does the myelin sheath and the diameter of the nerve fiber have on the speed of action potential?
Regarding the endocrine system. What is used to transmit info-to deliver message after binding to receptor?
Regardless of bloodtype what is the problem if the Mother is Rh- with an Rh+ baby? 1st baby, and subsequent babies if not addressed? What happens and how? Also, this is a very strange question to ask you, I know, and if you can provide me with any info, advice, just let me know and I'll post it as a new problem and let me kno ...continues
Supply a short answer for each of the following: a) How is one-way conduction at synapses ensured? b) what is a mixed nerve c) What is the value of the connective tissue wrappings found in a nerve? d) Which cells of the following are multipolar, unipolar or bipolar: (sensory neuron, motor neuron, and interneuron ...continues
Neurophysiology of nerve impulses
Respond appropriately to each statement below either by completing the statement or by answering the question raised. 1. The cellular unit of the nervous system is the neuron. What is the major function of this cell type? 2 and 3. What characteristics are highly developed to allow the neuron to perform this function? (hin ...continues
Review Gross Anatomy of the Brain and Cranial Nerves
Using the terms, match the appropriate structures with the descriptions given below: a. cerebellum h. fornix o. pineal body b. cerebral aqueduct i. fourth ventricle p. pituitary gland c. cerebral hemisphere j. hypothalamus q. pons d. cerebral peduncle k. mammillary bodies r. septum pellucidum e. choroid plexus ...continues
1. Functions of epithelia include all of the following except a. providing physical protection. b. controlling permeability. c. absorption d producing specialized secrections e. storing energy reserves. 2. A type of intercellular connection in which there is a partial fusion of the lipid portions of two cell ...continues
2. Name two of the four basic types of tissue 5. Name two cell types found in the connective tissue proper 6. What structures are composed of dense regular connective tissue (where they are found in the body). 7. Name the two fluid connective tissue types.
9. Name the type of cartilage that makes- up the interverebral discs and the cartilage between the pubic bones 10. Name the cellular junctions that allow cardiocytes ( heart muscle cells) to communicate a corrdinated heart beat. What are the three basic components of connective tissues?
As we grow our bones increase in diameter, but the thickness of the bony collar of the shaft remains relatively constant. Why?
