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block

20193 – S. In skin where complete nerve degeneration has occured the triple response to stroking is absent BECAUSE R. the flare of the triple response is mediated by an axon reflex 

Select the correct answer(s).  

(0/0)

---

Both S and R are false 

S is true, R is true but not a valid explanation of S

S is true and R is false

S is false and R is true

S is true, R is true and a valid explanation of S 

none

9745 – Likely sequelae within the first week of complete transection of the lower cervical spinal cord include 4: flexor spasms of the leg 

Select the correct answer(s).  

(0/0)

---

True

False

none

9745 – Likely sequelae within the first week of complete transection of the lower cervical spinal cord include 1: bradycardia 

Select the correct answer(s).  

(0/0)

---

False

True

none

9745 – Likely sequelae within the first week of complete transection of the lower cervical spinal cord include 2: a negative nitrogen balance 

Select the correct answer(s).  

(0/0)

---

True

False

none

19767 – In skeletal muscle 

Select the correct answer(s).  

(0/0)

---

E. Ca2+ passively diffuses back into the sarcoplasmic reticulum in relaxation 

D. the Z lines move closer together in contraction 

B. Ca2+ initiates contraction by binding to tropomyosin

A. phosphocreatine is the initial energy source for contraction

C. transverse tubules (T tubules) release Ca2+ in the vicinity of the myofibrils in contraction

none

21908 – Below a hemisection of the spinal cord 2: loss of proprioception and vibration sense is ipsilateral 

Select the correct answer(s).  

(0/0)

---

True

False

none

21908 – Below a hemisection of the spinal cord 3: analgesia is contralateral 

Select the correct answer(s).  

(0/0)

---

True

False

none

21908 – Below a hemisection of the spinal cord 4: thermal anaesthesia is ipsilateral 

Select the correct answer(s).  

(0/0)

---

True

False

none

18910 – Disorders of the cerebellum are associated with all of the following EXCEPT 

Select the correct answer(s).  

(0/0)

---

D. intention tremor

A. ballism 

E. hypotonia 

B. dysmetria

C. dysdiadochokinesia

none

19078 – Which of the following is NOT a known or suspected neuro­transmitter or neural hormone in mammals 

Select the correct answer(s).  

(0/0)

---

D. cholecystokinin octapeptide

A. gastrin-releasing peptide

C. serotonin

E. substance P 

B. phlorhizin 

none

19539 – During the relative refractory period following the action spike in a single squid axon, the intensity of stimulus required to elicit another spike is 

Select the correct answer(s).  

(0/0)

---

C. unchanged, but produces a smaller spike

E. unchanged, but produces a larger spike 

B. reduced

D. increased 

A. unchanged

none

20085 – S . All the energy of an isometric muscle contraction is dissipated as heat BECAUSE R. no external work is done in an isometric contraction 

Select the correct answer(s).  

(0/0)

---

Both S and R are false 

S is true and R is false

S is true, R is true and a valid explanation of S 

S is true, R is true but not a valid explanation of S

S is false and R is true

none

25861 – The following are true of acute confusional states 5. sedative drugs should form the first line of treatment 

Select the correct answer(s).  

(0/0)

---

True

False

none

9745 – Likely sequelae within the first week of complete transection of the lower cervical spinal cord include 3: hypothermia 

Select the correct answer(s).  

(0/0)

---

False

True

none

27065 – S:Muscular arteries adapt to changing requirements for blood flow in the distal tissues because R:muscular arteries sense and adapt to the flow and pressure in their lumen. 

Select the correct answer(s).  

(0/0)

---

S is true, R is true but not a valid explanation of S

S is false and R is true

S is true and R is false

S is true, R is true and a valid explanation of S 

Both S and R are false