Examlex
At the zone of overlap between the thin and thick filaments, the individual tubules of the reticulum enlarge, fuse, and form expanded chambers called ________.
Refractory Period
The time period following an action potential during which a neuron is incapable of firing another action potential or its threshold for firing is significantly increased.
Female Orgasm
A peak of sexual pleasure in women, accompanied by a series of involuntary contractions of the pelvic muscles.
Male
A biological sex that in many species, including humans, is typically characterized by the production of small, mobile gametes called sperm.
Lubricating Fluid
A substance applied between two surfaces to reduce friction and wear, commonly used in machinery and biological joints.