click below
click below
Normal Size Small Size show me how
studystack midterm
assignment 1 - physio
| Question | Answer |
|---|---|
| Physiological muscle fatigue may be caused by: | a relative lack of ATP. high levels of lactate. failure of the sodium-potassium pumps. |
| The knee joint is an example of a _____ joint. | hinge |
| The energy required for muscular contraction is obtained by hydrolysis of | ATP. |
| The contractile unit of a muscle cell is the | sarcomere |
| Excitatory neurotransmitters are most likely to: | initiate an action potential. |
| Serotonin is an example of a(n): | amine neurotransmitter. |
| Blood calcium levels involve secretion of which two hormones? | parathyroid and calcitonin |
| The humerus articulates proximally with the | scapula. |
| Which cells form the blood-brain barrier that protects the brain from harmful substances in the blood? | Astrocytes |
| Connective tissue forms from stem cell tissue called: | mesenchyme |