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Unformatted text preview: ction potential is the:
absolute refractory period
relative refractory period
period of depolarization
period of hyperpolarization
Both answers 1 and 3
F. Both answers 2 and 4 A.
E. Score: 3. Value
100% Feedback 0.5/0.5 non-movable joints
Joints which non-movable are usually classified structurally as _____ joints.
Score: 4. Value Feedback 0%
100% 0.5/0.5 foot movement
The movement of the foot in which the sole is turned inward is correctly termed: A. inversion Student Response Value
100% B. eversion
D. pronation 0%
0% Score: 6. Feedback 0.5/0.5 elastic connective tissue
The stroma of the lungs contains _____ which permits its expansion and recoil.
A. areolar connective tissue Value
0% Feedback Student Response
elastic connective tissue
100% C. fibrous connective tissue
D. dense irregular connective tissue 0%
0% Score: 7. Feedback 0.5/0.5 negative feedback
In order for a regulatory process to be self controled it must utilize:
100% B. Positive feedback
C. External control through the nervous
D. Hormones 0%
0% Score: 8. Feedback 0% 0.5/0.5 Binding of the ACh to the post-synaptic receptors.
What event causes opening of the chemically-gated Na+ channels?
A. Calcium ions enter the axon
B. Calcium ions are pumped back into the 0%
C. Acetylcholine is released into the synaptic 0%
cleft by exocytosis.
D. Acetylcholine binds to post-synaptic
receptors on the sarcolemma.
E. Na+ moves across the sarcolemma into 0%
the muscle cell.
F. Breakdown of ACh by AChase.
G. Opening of the voltage-gated sodium
H. Opening of potassium channels.
I. Binding of calcium ions to Troponin C.
J. Uptake of ATP by the myosin heads.
K. Attachment of actin-myosin crossbridges 0%
and swiveling of the myosin heads.
Score: 9. Feedback 0.5/0.5 facilitation
Prior sub-threshold depolarization of a reflex pathway produces: A. facilitation Student Response Value
100% B. inhibition
D. convergence 0%
0% Score: 0.5/0.5 Feedback 10. series elastic elements
The series elastic elements of a muscle are composed of the various connective tissues and proteins including the protein _____.
Student Response Value A. myosin
C. titin 0%
100% D. collagen
E. elastin 0%
0% Score: 11. Feedback 0.5/0.5 multipolar neuron
A multipolar neuron has:
A. Many dendrites and axons attached to the 0%
B. Many dendrites and only one axon
attached to the cell body.
C. One dendrite and many axons attached to 0%
the cell body
D. One process attached to the cell body. 0%
Score: 12. Feedback 0.5/0.5 calcium absorption
Increased calcium absorption is produced by:
E. Vitamin D3 Score: 13. Value Feedback 0%
100% 0.5/0.5 Epidermis
Match descriptions with letters in t...
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This note was uploaded on 01/29/2013 for the course BIOL 239 taught by Professor Swan during the Fall '12 term at New Mexico.
- Fall '12