Actin is a thick filament.

Parse the following verb: יֵלֵךְ

Glucose is normally

The kidneys help regulate blood pressure by controlling levels of

Parse the following verb: יֵשְׁבוּ

Antidiuretic hormone (ADH) functions to

Acetylcholine is released at the

Intervertebral discs are composed of

The external urethral sphincter is under voluntary control. 

The hormone released by the kidneys that stimulates red blood cell production is