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Human Physiology
Final study guide
| Question | Answer |
|---|---|
| Which is(are) the neurotransmitter(s) in a somatic motor pathway? | Acetylcholine |
| How does a dually innervated autonomic effector differ from a singly innervated autonomic effector? | A dually innervated effector receives input from both sympathetic and parasympathetic pathways. A singly innervated autonomic effector receives input from only the sympathetic division. |
| The last step in the nonsteroid hormone mechanism of action is: | protein kinases activate other enzymes |
| Movement of hair cells in the organ of Corti against the _____ membrane can stimulate nerve impulse condition. | tectorial |
| Starling’s law of the heart states that, within limits, the longer, or more stretched, the heart fibers are at the beginning of the contraction, the | stronger the contraction. |
| The vagus is said to act as a “brake” on the heart. This situation is called | vagal inhibition |
| Cardiac output is determined by | stroke volume and heart rate. |
| Adaptive immunity, part of the body’s third line of defense, is orchestrated by two different classes of a type of white blood cell called the | lymphocyte. |
| Because T cells attack pathogens more directly, T-cell immune mechanisms are classified as _____ immunity. | cell-mediated |
| The hormone that inhibits gastric muscle, slowing passage of food into the duodenum, is called: | gastric inhibitory peptide. |
| Which type of breathing is characterized by repeated sequences of deep gasps and apnea, and is usually seen in people with increased intracranial pressure? | Biot’s breathing |
Created by:
Dess4
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