click below
click below
Normal Size Small Size show me how
Angelina Huston
Physiology Weeks 7-13
| What membrane receptor acts to directly change ion permeability when stimulated? | Gated-Channel Receptor |
| What is the refractory period? | The brief period during which the local area of an axon's membrane resists re-stimulation |
| Nerves that ____ the floor of the pelvic cavity and some of the surrounding areas are found in the ____ plexus. | Innervate, Coccygeal |
| What functions does the cerebellum perform? | Coordinates control of muscle action, controls skeletal muscles to maintain balance, and helps control posture |
| What is the major hormone produced by the corpus luteum? | Progesterone |
| The mechanisms of three hormones work together to regulate blood volume. What are they? | Aldosterone, ANH, & ADH |
| Recognition of antigens by antibodies occurs when an _________. | antigen's epitopes fit into and bind to an antigen molecule's antigen-binding site |
| Complement can best be described as what? | An enzyme in the blood |
| The PCO2 in alveolar air is _____ blood and ____ blood. | Less than in the systemic venous blood & equal to the systemic arterial blood |
| External respiration can be defined as ____ and ____. | The exchange of gases between the lung and the blood capillaries in the lung & pulmonary ventilation |
| ____ hormone inhibits gastric muscle, slowing the passage of food into the duodenum. | gastic inhibitory peptide |